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CVE-2021-23017

A security issue in nginx resolver was identified, which might allow an attacker who is able to...

7.7 HighPublic exploitFix available

A security issue in nginx resolver was identified, which might allow an attacker who is able to forge UDP packets from the DNS server to cause 1-byte memory overwrite, resulting in worker process crash or potential other impact.

Attack profile

How easy it is to exploit

Attack vector
Network
Complexity
High
Privileges needed
None
User interaction
None

What an attacker can affect

Confidentiality
High
Integrity
High
Availability
Low

Exploit likelihood

53.5%Up 52.8 points since Jun 2, 2021
90%50%10%1%

What each source reports

NVD Score used 7.7

A security issue in nginx resolver was identified, which might allow an attacker who is able to forge UDP packets from the DNS server to cause 1-byte memory overwrite, resulting in worker process crash or potential other impact.

Record
CVE-2021-23017
CVSS 3.1
7.7 HighCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:L
CVSS 2.0
6.8 MediumAV:N/AC:M/Au:N/C:P/I:P/A:P
Weakness
CWE-193
Updated
2026-11-02
CVE List No score

A security issue in nginx resolver was identified, which might allow an attacker who is able to forge UDP packets from the DNS server to cause 1-byte memory overwrite, resulting in worker process crash or potential other impact.

Record
CVE-2021-23017
Weakness
CWE-193
Updated
2026-11-02
EUVDEUVD-2021-10135 No score

A security issue in nginx resolver was identified, which might allow an attacker who is able to forge UDP packets from the DNS server to cause 1-byte memory overwrite, resulting in worker process crash or potential other impact.

Record
EUVD-2021-10135
Updated
2026-11-03
GitHub AdvisoriesGHSA-83p9-mcpm-374v 9.4

A security issue in nginx resolver was identified, which might allow an attacker who is able to...

A security issue in nginx resolver was identified, which might allow an attacker who is able to forge UDP packets from the DNS server to cause 1-byte memory overwrite, resulting in worker process crash or potential other impact.

Record
GHSA-83p9-mcpm-374v
CVSS 3.1
9.4 CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:L
Weakness
CWE-193
Updated
2026-11-02
OSVALPINE-CVE-2021-23017 7.7

A security issue in nginx resolver was identified, which might allow an attacker who is able to forge UDP packets from the DNS server to cause 1-byte memory overwrite, resulting in worker process crash or potential other impact.

Record
ALPINE-CVE-2021-23017
CVSS 3.1
7.7 HighCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:L
Updated
2026-11-02
OSVBELL-CVE-2021-23017 7.7

CVE-2021-23017 does not affect BellSoft software

Record
BELL-CVE-2021-23017
CVSS 3.1
7.7 HighCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:L
Updated
2026-11-02
Show 36 moreShow less
OSV 7.7

A security issue in nginx resolver was identified, which might allow an attacker who is able to forge UDP packets from the DNS server to cause 1-byte memory overwrite, resulting in worker process crash or potential other impact.

Record
CVE-2021-23017
CVSS 3.1
7.7 HighCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:L
Updated
2026-11-02
OSVDEBIAN-CVE-2021-23017 7.7

A security issue in nginx resolver was identified, which might allow an attacker who is able to forge UDP packets from the DNS server to cause 1-byte memory overwrite, resulting in worker process crash or potential other impact.

Record
DEBIAN-CVE-2021-23017
CVSS 3.1
7.7 HighCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:L
Updated
2026-11-02
OSVOESA-2021-1225 9.8

nginx security update

NGINX is a free, open-source, high-performance HTTP server and reverse proxy, as well as an IMAP/POP3 proxy server.

Security Fix(es):

A security issue in nginx resolver was identified, which might allow an attacker who is able to forge UDP packets from the DNS server to cause 1-byte memory overwrite, resulting in worker process crash or potential other impact.(CVE-2021-23017)

Record
OESA-2021-1225
CVSS 3.1
9.8 CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Updated
2026-11-02
OSVRHBA-2021:2955 8.1

Red Hat Bug Fix Advisory: Red Hat Automation Platform 1.2.4

Record
RHBA-2021:2955
CVSS 3.1
8.1 HighCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Updated
2026-11-02
OSVRHSA-2021:2258 8.1

Red Hat Security Advisory: rh-nginx118-nginx security update

Record
RHSA-2021:2258
CVSS 3.1
8.1 HighCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Updated
2026-11-02
OSVRHSA-2021:2259 8.1

Red Hat Security Advisory: nginx:1.18 security update

Record
RHSA-2021:2259
CVSS 3.1
8.1 HighCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Updated
2026-11-02
OSVRHSA-2021:2278 8.1

Red Hat Security Advisory: rh-nginx116-nginx security update

Record
RHSA-2021:2278
CVSS 3.1
8.1 HighCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Updated
2026-11-02
OSVRHSA-2021:2290 8.1

Red Hat Security Advisory: nginx:1.16 security update

Record
RHSA-2021:2290
CVSS 3.1
8.1 HighCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Updated
2026-11-02
OSVRHSA-2022:0323 8.1

Red Hat Security Advisory: nginx:1.20 security update

Record
RHSA-2022:0323
CVSS 3.1
8.1 HighCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Updated
2026-11-02
OSVRLSA-2021:2259 8.1

Important: nginx:1.18 security update

nginx is a web and proxy server supporting HTTP and other protocols, with a focus on high concurrency, performance, and low memory usage.

Security Fix(es):

  • nginx: Off-by-one in ngx_resolver_copy() when labels are followed by a pointer to a root domain name (CVE-2021-23017)

For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

Record
RLSA-2021:2259
CVSS 3.1
8.1 HighCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Updated
2026-11-02
OSVRLSA-2021:2290 8.1

Important: nginx:1.16 security update

nginx is a web and proxy server supporting HTTP and other protocols, with a focus on high concurrency, performance, and low memory usage.

Security Fix(es):

  • nginx: Off-by-one in ngx_resolver_copy() when labels are followed by a pointer to a root domain name (CVE-2021-23017)

For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

Record
RLSA-2021:2290
CVSS 3.1
8.1 HighCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Updated
2026-11-02
OSVRLSA-2022:0323 8.1

Important: nginx:1.20 security update

nginx is a web and proxy server supporting HTTP and other protocols, with a focus on high concurrency, performance, and low memory usage.

The following packages have been upgraded to a later upstream version: nginx (1.20.1). (BZ#2031030)

Security Fix(es):

  • nginx: Off-by-one in ngx_resolver_copy() when labels are followed by a pointer to a root domain name (CVE-2021-23017)

For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

Record
RLSA-2022:0323
CVSS 3.1
8.1 HighCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Updated
2026-11-02
OSVUBUNTU-CVE-2021-23017 7.7

A security issue in nginx resolver was identified, which might allow an attacker who is able to forge UDP packets from the DNS server to cause 1-byte memory overwrite, resulting in worker process crash or potential other impact.

Record
UBUNTU-CVE-2021-23017
CVSS 3.1
7.7 HighCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:L
Updated
2026-11-02
OSVALSA-2021:2259 No score

Important: nginx:1.18 security update

nginx is a web and proxy server supporting HTTP and other protocols, with a focus on high concurrency, performance, and low memory usage.

Security Fix(es):

  • nginx: Off-by-one in ngx_resolver_copy() when labels are followed by a pointer to a root domain name (CVE-2021-23017)

For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

Record
ALSA-2021:2259
Updated
2026-11-02
OSVALSA-2021:2290 No score

Important: nginx:1.16 security update

nginx is a web and proxy server supporting HTTP and other protocols, with a focus on high concurrency, performance, and low memory usage.

Security Fix(es):

  • nginx: Off-by-one in ngx_resolver_copy() when labels are followed by a pointer to a root domain name (CVE-2021-23017)

For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

Record
ALSA-2021:2290
Updated
2026-11-02
OSVALSA-2022:0323 No score

Important: nginx:1.20 security update

nginx is a web and proxy server supporting HTTP and other protocols, with a focus on high concurrency, performance, and low memory usage.

The following packages have been upgraded to a later upstream version: nginx (1.20.1). (BZ#2031030)

Security Fix(es):

  • nginx: Off-by-one in ngx_resolver_copy() when labels are followed by a pointer to a root domain name (CVE-2021-23017)

For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

Record
ALSA-2022:0323
Updated
2026-11-02
OSVBIT-nginx-2021-23017 No score

A security issue in nginx resolver was identified, which might allow an attacker who is able to forge UDP packets from the DNS server to cause 1-byte memory overwrite, resulting in worker process crash or potential other impact.

Record
BIT-nginx-2021-23017
Updated
2026-11-02
OSVBIT-nginx-gateway-2021-23017 No score

A security issue in nginx resolver was identified, which might allow an attacker who is able to forge UDP packets from the DNS server to cause 1-byte memory overwrite, resulting in worker process crash or potential other impact.

Record
BIT-nginx-gateway-2021-23017
Updated
2026-11-02
OSVCLSA-2021-1632261741 No score

Fix of CVE: CVE-2021-23017

  • Fixed CVE-2021-23017 : Off-by-one in ngx_resolver_copy() when
  • labels are followed by a pointer to a root domain name
Record
CLSA-2021-1632261741
Updated
2026-11-02
OSVCLSA-2021-1632261762 No score

Fix of CVE: CVE-2021-23017

  • Update fix for CVE-2021-23017 accoding nginx.org recomendations
Record
CLSA-2021-1632261762
Updated
2026-11-02
OSVCLSA-2021-1634922789 No score

Fixed CVE-2021-23017 in nginx

  • Fixed CVE-2021-23017 : Off-by-one in ngx_resolver_copy() when
  • labels are followed by a pointer to a root domain name
Record
CLSA-2021-1634922789
Updated
2026-11-02
OSVCLSA-2021-1634922818 No score

Fixed CVE-2021-23017 in nginx

  • Update fix for CVE-2021-23017 accoding nginx.org recomendations
Record
CLSA-2021-1634922818
Updated
2026-11-02
OSVCLSA-2021-1635459350 No score

Fix CVE(s): CVE-2021-23017

  • SECURITY UPDATE: Off-by-one in ngx_resolver_copy() when labels are followed by a pointer to a root domain name
    • debian/patches/fix-off-by-one-heap-write-vulnerability.patch
    • CVE-2021-23017
Record
CLSA-2021-1635459350
Updated
2026-11-02
OSVCLSA-2021-1635459358 No score

Fix CVE(s): CVE-2021-23017

  • SECURITY UPDATE: Update fix for CVE-2021-23017 accoding nginx.org recomendations
    • debian/patches/cve-2021-23017.patch
    • CVE-2021-23017
Record
CLSA-2021-1635459358
Updated
2026-11-02
OSVCLSA-2022-1646060645 No score

Fix of CVE: CVE-2021-23017

  • CVE-2021-23017: Off-by-one in ngx_resolver_copy() when labels are followed by a pointer to a root domain name
Record
CLSA-2022-1646060645
Updated
2026-11-02
OSVCLSA-2022-1646085758 No score

Fix of CVE: CVE-2021-23017

  • CVE-2021-23017: Off-by-one in ngx_resolver_copy() when labels are followed by a pointer to a root domain name
Record
CLSA-2022-1646085758
Updated
2026-11-02
OSVMGASA-2021-0301 No score

Updated nginx package fixes a security vulnerability

A flaw was found in nginx. An off-by-one error while processing DNS responses allows a network attacker to write a dot character out of bounds in a heap allocated buffer which can allow overwriting the least significant byte of next heap chunk metadata likely leading to a remote code execution in certain circumstances. The highest threat from this vulnerability is to data confidentiality and integrity as well as system availability (CVE-2021-23017).

Record
MGASA-2021-0301
Updated
2026-11-02
OSVopenSUSE-SU-2021:0835-1 No score

Security update for nginx

This update for nginx fixes the following issues:

  • CVE-2021-23017: nginx DNS resolver off-by-one heap write (bsc#1186126)

This update was imported from the SUSE:SLE-15-SP1:Update update project.

Record
openSUSE-SU-2021:0835-1
Updated
2026-11-02
OSVopenSUSE-SU-2021:1815-1 No score

Security update for nginx

This update for nginx fixes the following issues:

  • CVE-2021-23017: nginx DNS resolver off-by-one heap write (bsc#1186126)
Record
openSUSE-SU-2021:1815-1
Updated
2026-11-02
OSVopenSUSE-SU-2024:11092-1 No score

nginx-1.21.3-1.4 on GA media

These are all security issues fixed in the nginx-1.21.3-1.4 package on the GA media of openSUSE Tumbleweed.

Record
openSUSE-SU-2024:11092-1
Updated
2026-11-02
OSVSUSE-SU-2021:1792-1 No score

Security update for nginx

This update for nginx fixes the following issues:

  • CVE-2021-23017: nginx DNS resolver off-by-one heap write (bsc#1186126)
Record
SUSE-SU-2021:1792-1
Updated
2026-11-02
OSVSUSE-SU-2021:1814-1 No score

Security update for nginx

This update for nginx fixes the following issues:

  • CVE-2021-23017: nginx DNS resolver off-by-one heap write (bsc#1186126)
Record
SUSE-SU-2021:1814-1
Updated
2026-11-02
OSVSUSE-SU-2021:1815-1 No score

Security update for nginx

This update for nginx fixes the following issues:

  • CVE-2021-23017: nginx DNS resolver off-by-one heap write (bsc#1186126)
Record
SUSE-SU-2021:1815-1
Updated
2026-11-02
OSVSUSE-SU-2021:1839-1 No score

Security update for nginx

This update for nginx fixes the following issues:

  • CVE-2021-23017: nginx DNS resolver off-by-one heap write (bsc#1186126)
Record
SUSE-SU-2021:1839-1
Updated
2026-11-02
OSVUSN-4967-1 No score

nginx vulnerability

Luis Merino, Markus Vervier, and Eric Sesterhenn discovered that nginx incorrectly handled responses to the DNS resolver. A remote attacker could use this issue to cause nginx to crash, resulting in a denial of service, or possibly execute arbitrary code.

Record
USN-4967-1
Updated
2026-11-02
OSVUSN-4967-2 No score

nginx vulnerability

USN-4967-1 fixed a vulnerability in nginx. This update provides the corresponding update for Ubuntu 14.04 ESM and 16.04 ESM.

Original advisory details:

Luis Merino, Markus Vervier, and Eric Sesterhenn discovered that nginx incorrectly handled responses to the DNS resolver. A remote attacker could use this issue to cause nginx to crash, resulting in a denial of service, or possibly execute arbitrary code.

Record
USN-4967-2
Updated
2026-11-02

Affected products

Show 1 moreShow less

Affected packages

Affected packages
PackageAffectedFixed
nginx
Alpine:v3.10
0.6.18 up to 1.16.1-r3
1.16.1-r3
nginx
Alpine:v3.11
0.6.18 up to 1.16.1-r7
1.16.1-r7
nginx
Alpine:v3.12
0.6.18 up to 1.18.0-r2
1.18.0-r2
nginx
Alpine:v3.13
0.6.18 up to 1.18.0-r14
1.18.0-r14
nginx
Alpine:v3.14
0.6.18 up to 1.20.1-r0
1.20.1-r0
nginx
Alpine:v3.15
0.6.18 up to 1.20.1-r0
1.20.1-r0
nginx
Alpine:v3.16
0.6.18 up to 1.20.1-r0
1.20.1-r0
nginx
Alpine:v3.17
0.6.18 up to 1.20.1-r0
1.20.1-r0
nginx
Alpine:v3.18
0.6.18 up to 1.20.1-r0
1.20.1-r0
nginx
Alpine:v3.19
0.6.18 up to 1.20.1-r0
1.20.1-r0
Show 250 moreShow less
Affected packages
PackageAffectedFixed
nginx
Alpine:v3.20
0.6.18 up to 1.20.1-r0
1.20.1-r0
nginx
Alpine:v3.21
0.6.18 up to 1.20.1-r0
1.20.1-r0
nginx
Alpine:v3.22
0.6.18 up to 1.20.1-r0
1.20.1-r0
nginx
Alpine:v3.23
0.6.18 up to 1.20.1-r0
1.20.1-r0
nginx
Alpine:v3.24
0.6.18 up to 1.20.1-r0
1.20.1-r0
nginx
AlmaLinux:8
before 1:1.18.0-3.module_el8.5.0+36+48437aab.1.alma
1:1.18.0-3.module_el8.5.0+36+48437aab.1.alma
nginx
AlmaLinux:8
before 1:1.18.0-3.module_el8.4.0+2472+f736ed63.1.alma
1:1.18.0-3.module_el8.4.0+2472+f736ed63.1.alma
nginx-all-modules
AlmaLinux:8
before 1:1.18.0-3.module_el8.4.0+2472+f736ed63.1.alma
1:1.18.0-3.module_el8.4.0+2472+f736ed63.1.alma
nginx-filesystem
AlmaLinux:8
before 1:1.18.0-3.module_el8.4.0+2472+f736ed63.1.alma
1:1.18.0-3.module_el8.4.0+2472+f736ed63.1.alma
nginx-mod-http-image-filter
AlmaLinux:8
before 1:1.18.0-3.module_el8.4.0+2472+f736ed63.1.alma
1:1.18.0-3.module_el8.4.0+2472+f736ed63.1.alma
nginx-mod-http-image-filter
AlmaLinux:8
before 1:1.18.0-3.module_el8.5.0+36+48437aab.1.alma
1:1.18.0-3.module_el8.5.0+36+48437aab.1.alma
nginx-mod-http-perl
AlmaLinux:8
before 1:1.18.0-3.module_el8.4.0+2472+f736ed63.1.alma
1:1.18.0-3.module_el8.4.0+2472+f736ed63.1.alma
nginx-mod-http-perl
AlmaLinux:8
before 1:1.18.0-3.module_el8.5.0+36+48437aab.1.alma
1:1.18.0-3.module_el8.5.0+36+48437aab.1.alma
nginx-mod-http-xslt-filter
AlmaLinux:8
before 1:1.18.0-3.module_el8.5.0+36+48437aab.1.alma
1:1.18.0-3.module_el8.5.0+36+48437aab.1.alma
nginx-mod-http-xslt-filter
AlmaLinux:8
before 1:1.18.0-3.module_el8.4.0+2472+f736ed63.1.alma
1:1.18.0-3.module_el8.4.0+2472+f736ed63.1.alma
nginx-mod-mail
AlmaLinux:8
before 1:1.18.0-3.module_el8.5.0+36+48437aab.1.alma
1:1.18.0-3.module_el8.5.0+36+48437aab.1.alma
nginx-mod-mail
AlmaLinux:8
before 1:1.18.0-3.module_el8.4.0+2472+f736ed63.1.alma
1:1.18.0-3.module_el8.4.0+2472+f736ed63.1.alma
nginx-mod-stream
AlmaLinux:8
before 1:1.18.0-3.module_el8.4.0+2472+f736ed63.1.alma
1:1.18.0-3.module_el8.4.0+2472+f736ed63.1.alma
nginx-mod-stream
AlmaLinux:8
before 1:1.18.0-3.module_el8.5.0+36+48437aab.1.alma
1:1.18.0-3.module_el8.5.0+36+48437aab.1.alma
nginx
AlmaLinux:8
before 1:1.16.1-2.module_el8.5.0+35+6a1225c3.1.alma
1:1.16.1-2.module_el8.5.0+35+6a1225c3.1.alma
nginx
AlmaLinux:8
before 1:1.16.1-2.module_el8.4.0+2470+68135136.1.alma
1:1.16.1-2.module_el8.4.0+2470+68135136.1.alma
nginx-all-modules
AlmaLinux:8
before 1:1.16.1-2.module_el8.4.0+2470+68135136.1.alma
1:1.16.1-2.module_el8.4.0+2470+68135136.1.alma
nginx-filesystem
AlmaLinux:8
before 1:1.16.1-2.module_el8.4.0+2470+68135136.1.alma
1:1.16.1-2.module_el8.4.0+2470+68135136.1.alma
nginx-mod-http-image-filter
AlmaLinux:8
before 1:1.16.1-2.module_el8.4.0+2470+68135136.1.alma
1:1.16.1-2.module_el8.4.0+2470+68135136.1.alma
nginx-mod-http-image-filter
AlmaLinux:8
before 1:1.16.1-2.module_el8.5.0+35+6a1225c3.1.alma
1:1.16.1-2.module_el8.5.0+35+6a1225c3.1.alma
nginx-mod-http-perl
AlmaLinux:8
before 1:1.16.1-2.module_el8.5.0+35+6a1225c3.1.alma
1:1.16.1-2.module_el8.5.0+35+6a1225c3.1.alma
nginx-mod-http-perl
AlmaLinux:8
before 1:1.16.1-2.module_el8.4.0+2470+68135136.1.alma
1:1.16.1-2.module_el8.4.0+2470+68135136.1.alma
nginx-mod-http-xslt-filter
AlmaLinux:8
before 1:1.16.1-2.module_el8.4.0+2470+68135136.1.alma
1:1.16.1-2.module_el8.4.0+2470+68135136.1.alma
nginx-mod-http-xslt-filter
AlmaLinux:8
before 1:1.16.1-2.module_el8.5.0+35+6a1225c3.1.alma
1:1.16.1-2.module_el8.5.0+35+6a1225c3.1.alma
nginx-mod-mail
AlmaLinux:8
before 1:1.16.1-2.module_el8.5.0+35+6a1225c3.1.alma
1:1.16.1-2.module_el8.5.0+35+6a1225c3.1.alma
nginx-mod-mail
AlmaLinux:8
before 1:1.16.1-2.module_el8.4.0+2470+68135136.1.alma
1:1.16.1-2.module_el8.4.0+2470+68135136.1.alma
nginx-mod-stream
AlmaLinux:8
before 1:1.16.1-2.module_el8.5.0+35+6a1225c3.1.alma
1:1.16.1-2.module_el8.5.0+35+6a1225c3.1.alma
nginx-mod-stream
AlmaLinux:8
before 1:1.16.1-2.module_el8.4.0+2470+68135136.1.alma
1:1.16.1-2.module_el8.4.0+2470+68135136.1.alma
nginx
AlmaLinux:8
before 1:1.20.1-1.module_el8.6.0+2782+a022aca3.alma
1:1.20.1-1.module_el8.6.0+2782+a022aca3.alma
nginx
AlmaLinux:8
before 1:1.20.1-1.module_el8.5.0+2611+ab304644.alma
1:1.20.1-1.module_el8.5.0+2611+ab304644.alma
nginx-all-modules
AlmaLinux:8
before 1:1.20.1-1.module_el8.5.0+2611+ab304644.alma
1:1.20.1-1.module_el8.5.0+2611+ab304644.alma
nginx-all-modules
AlmaLinux:8
before 1:1.20.1-1.module_el8.6.0+2782+a022aca3.alma
1:1.20.1-1.module_el8.6.0+2782+a022aca3.alma
nginx-filesystem
AlmaLinux:8
before 1:1.20.1-1.module_el8.5.0+2611+ab304644.alma
1:1.20.1-1.module_el8.5.0+2611+ab304644.alma
nginx-filesystem
AlmaLinux:8
before 1:1.20.1-1.module_el8.6.0+2782+a022aca3.alma
1:1.20.1-1.module_el8.6.0+2782+a022aca3.alma
nginx-mod-http-image-filter
AlmaLinux:8
before 1:1.20.1-1.module_el8.6.0+2782+a022aca3.alma
1:1.20.1-1.module_el8.6.0+2782+a022aca3.alma
nginx-mod-http-image-filter
AlmaLinux:8
before 1:1.20.1-1.module_el8.5.0+2611+ab304644.alma
1:1.20.1-1.module_el8.5.0+2611+ab304644.alma
nginx-mod-http-perl
AlmaLinux:8
before 1:1.20.1-1.module_el8.5.0+2611+ab304644.alma
1:1.20.1-1.module_el8.5.0+2611+ab304644.alma
nginx-mod-http-perl
AlmaLinux:8
before 1:1.20.1-1.module_el8.6.0+2782+a022aca3.alma
1:1.20.1-1.module_el8.6.0+2782+a022aca3.alma
nginx-mod-http-xslt-filter
AlmaLinux:8
before 1:1.20.1-1.module_el8.5.0+2611+ab304644.alma
1:1.20.1-1.module_el8.5.0+2611+ab304644.alma
nginx-mod-http-xslt-filter
AlmaLinux:8
before 1:1.20.1-1.module_el8.6.0+2782+a022aca3.alma
1:1.20.1-1.module_el8.6.0+2782+a022aca3.alma
nginx-mod-mail
AlmaLinux:8
before 1:1.20.1-1.module_el8.6.0+2782+a022aca3.alma
1:1.20.1-1.module_el8.6.0+2782+a022aca3.alma
nginx-mod-mail
AlmaLinux:8
before 1:1.20.1-1.module_el8.5.0+2611+ab304644.alma
1:1.20.1-1.module_el8.5.0+2611+ab304644.alma
nginx-mod-stream
AlmaLinux:8
before 1:1.20.1-1.module_el8.6.0+2782+a022aca3.alma
1:1.20.1-1.module_el8.6.0+2782+a022aca3.alma
nginx-mod-stream
AlmaLinux:8
before 1:1.20.1-1.module_el8.5.0+2611+ab304644.alma
1:1.20.1-1.module_el8.5.0+2611+ab304644.alma
nginx
Bitnami
0.6.18 up to 1.20.1
1.20.1
nginx-gateway
Bitnami
0.6.18 up to 1.20.1
1.20.1
nginx
TuxCare:CentOS:6
before 1.10.3-2.el6.cloudlinux.els
1.10.3-2.el6.cloudlinux.els
nginx-all-modules
TuxCare:CentOS:6
before 1.10.3-2.el6.cloudlinux.els
1.10.3-2.el6.cloudlinux.els
nginx-filesystem
TuxCare:CentOS:6
before 1.10.3-2.el6.cloudlinux.els
1.10.3-2.el6.cloudlinux.els
nginx-mod-http-geoip
TuxCare:CentOS:6
before 1.10.3-2.el6.cloudlinux.els
1.10.3-2.el6.cloudlinux.els
nginx-mod-http-image-filter
TuxCare:CentOS:6
before 1.10.3-2.el6.cloudlinux.els
1.10.3-2.el6.cloudlinux.els
nginx-mod-http-perl
TuxCare:CentOS:6
before 1.10.3-2.el6.cloudlinux.els
1.10.3-2.el6.cloudlinux.els
nginx-mod-http-xslt-filter
TuxCare:CentOS:6
before 1.10.3-2.el6.cloudlinux.els
1.10.3-2.el6.cloudlinux.els
nginx-mod-mail
TuxCare:CentOS:6
before 1.10.3-2.el6.cloudlinux.els
1.10.3-2.el6.cloudlinux.els
nginx-mod-stream
TuxCare:CentOS:6
before 1.10.3-2.el6.cloudlinux.els
1.10.3-2.el6.cloudlinux.els
nginx
TuxCare:CentOS:6
before 1.10.3-3.el6.cloudlinux.els
1.10.3-3.el6.cloudlinux.els
nginx-all-modules
TuxCare:CentOS:6
before 1.10.3-3.el6.cloudlinux.els
1.10.3-3.el6.cloudlinux.els
nginx-filesystem
TuxCare:CentOS:6
before 1.10.3-3.el6.cloudlinux.els
1.10.3-3.el6.cloudlinux.els
nginx-mod-http-geoip
TuxCare:CentOS:6
before 1.10.3-3.el6.cloudlinux.els
1.10.3-3.el6.cloudlinux.els
nginx-mod-http-image-filter
TuxCare:CentOS:6
before 1.10.3-3.el6.cloudlinux.els
1.10.3-3.el6.cloudlinux.els
nginx-mod-http-perl
TuxCare:CentOS:6
before 1.10.3-3.el6.cloudlinux.els
1.10.3-3.el6.cloudlinux.els
nginx-mod-http-xslt-filter
TuxCare:CentOS:6
before 1.10.3-3.el6.cloudlinux.els
1.10.3-3.el6.cloudlinux.els
nginx-mod-mail
TuxCare:CentOS:6
before 1.10.3-3.el6.cloudlinux.els
1.10.3-3.el6.cloudlinux.els
nginx-mod-stream
TuxCare:CentOS:6
before 1.10.3-3.el6.cloudlinux.els
1.10.3-3.el6.cloudlinux.els
nginx
TuxCare:OracleLinux:6
before 1.10.3-2.el6.cloudlinux.els
1.10.3-2.el6.cloudlinux.els
nginx-all-modules
TuxCare:OracleLinux:6
before 1.10.3-2.el6.cloudlinux.els
1.10.3-2.el6.cloudlinux.els
nginx-filesystem
TuxCare:OracleLinux:6
before 1.10.3-2.el6.cloudlinux.els
1.10.3-2.el6.cloudlinux.els
nginx-mod-http-geoip
TuxCare:OracleLinux:6
before 1.10.3-2.el6.cloudlinux.els
1.10.3-2.el6.cloudlinux.els
nginx-mod-http-image-filter
TuxCare:OracleLinux:6
before 1.10.3-2.el6.cloudlinux.els
1.10.3-2.el6.cloudlinux.els
nginx-mod-http-perl
TuxCare:OracleLinux:6
before 1.10.3-2.el6.cloudlinux.els
1.10.3-2.el6.cloudlinux.els
nginx-mod-http-xslt-filter
TuxCare:OracleLinux:6
before 1.10.3-2.el6.cloudlinux.els
1.10.3-2.el6.cloudlinux.els
nginx-mod-mail
TuxCare:OracleLinux:6
before 1.10.3-2.el6.cloudlinux.els
1.10.3-2.el6.cloudlinux.els
nginx-mod-stream
TuxCare:OracleLinux:6
before 1.10.3-2.el6.cloudlinux.els
1.10.3-2.el6.cloudlinux.els
nginx
TuxCare:OracleLinux:6
before 1.10.3-3.el6.cloudlinux.els
1.10.3-3.el6.cloudlinux.els
nginx-all-modules
TuxCare:OracleLinux:6
before 1.10.3-3.el6.cloudlinux.els
1.10.3-3.el6.cloudlinux.els
nginx-filesystem
TuxCare:OracleLinux:6
before 1.10.3-3.el6.cloudlinux.els
1.10.3-3.el6.cloudlinux.els
nginx-mod-http-geoip
TuxCare:OracleLinux:6
before 1.10.3-3.el6.cloudlinux.els
1.10.3-3.el6.cloudlinux.els
nginx-mod-http-image-filter
TuxCare:OracleLinux:6
before 1.10.3-3.el6.cloudlinux.els
1.10.3-3.el6.cloudlinux.els
nginx-mod-http-perl
TuxCare:OracleLinux:6
before 1.10.3-3.el6.cloudlinux.els
1.10.3-3.el6.cloudlinux.els
nginx-mod-http-xslt-filter
TuxCare:OracleLinux:6
before 1.10.3-3.el6.cloudlinux.els
1.10.3-3.el6.cloudlinux.els
nginx-mod-mail
TuxCare:OracleLinux:6
before 1.10.3-3.el6.cloudlinux.els
1.10.3-3.el6.cloudlinux.els
nginx-mod-stream
TuxCare:OracleLinux:6
before 1.10.3-3.el6.cloudlinux.els
1.10.3-3.el6.cloudlinux.els
nginx
TuxCare:Ubuntu:16.04
before 1.10.3-0ubuntu0.16.04.6
1.10.3-0ubuntu0.16.04.6
nginx-common
TuxCare:Ubuntu:16.04
before 1.10.3-0ubuntu0.16.04.6
1.10.3-0ubuntu0.16.04.6
nginx-core
TuxCare:Ubuntu:16.04
before 1.10.3-0ubuntu0.16.04.6
1.10.3-0ubuntu0.16.04.6
nginx-doc
TuxCare:Ubuntu:16.04
before 1.10.3-0ubuntu0.16.04.6
1.10.3-0ubuntu0.16.04.6
nginx-extras
TuxCare:Ubuntu:16.04
before 1.10.3-0ubuntu0.16.04.6
1.10.3-0ubuntu0.16.04.6
nginx-full
TuxCare:Ubuntu:16.04
before 1.10.3-0ubuntu0.16.04.6
1.10.3-0ubuntu0.16.04.6
nginx-light
TuxCare:Ubuntu:16.04
before 1.10.3-0ubuntu0.16.04.6
1.10.3-0ubuntu0.16.04.6
nginx
TuxCare:Ubuntu:16.04
before 1.10.3-0ubuntu0.16.04.7
1.10.3-0ubuntu0.16.04.7
nginx-common
TuxCare:Ubuntu:16.04
before 1.10.3-0ubuntu0.16.04.7
1.10.3-0ubuntu0.16.04.7
nginx-core
TuxCare:Ubuntu:16.04
before 1.10.3-0ubuntu0.16.04.7
1.10.3-0ubuntu0.16.04.7
nginx-doc
TuxCare:Ubuntu:16.04
before 1.10.3-0ubuntu0.16.04.7
1.10.3-0ubuntu0.16.04.7
nginx-extras
TuxCare:Ubuntu:16.04
before 1.10.3-0ubuntu0.16.04.7
1.10.3-0ubuntu0.16.04.7
nginx-full
TuxCare:Ubuntu:16.04
before 1.10.3-0ubuntu0.16.04.7
1.10.3-0ubuntu0.16.04.7
nginx-light
TuxCare:Ubuntu:16.04
before 1.10.3-0ubuntu0.16.04.7
1.10.3-0ubuntu0.16.04.7
nginx
TuxCare:CentOS:8.4
before 1:1.14.1-9.module_el8.4.0+2013+af250afe.tuxcare.els1
1:1.14.1-9.module_el8.4.0+2013+af250afe.tuxcare.els1
nginx-all-modules
TuxCare:CentOS:8.4
before 1:1.14.1-9.module_el8.4.0+2013+af250afe.tuxcare.els1
1:1.14.1-9.module_el8.4.0+2013+af250afe.tuxcare.els1
nginx-filesystem
TuxCare:CentOS:8.4
before 1:1.14.1-9.module_el8.4.0+2013+af250afe.tuxcare.els1
1:1.14.1-9.module_el8.4.0+2013+af250afe.tuxcare.els1
nginx-mod-http-image-filter
TuxCare:CentOS:8.4
before 1:1.14.1-9.module_el8.4.0+2013+af250afe.tuxcare.els1
1:1.14.1-9.module_el8.4.0+2013+af250afe.tuxcare.els1
nginx-mod-http-perl
TuxCare:CentOS:8.4
before 1:1.14.1-9.module_el8.4.0+2013+af250afe.tuxcare.els1
1:1.14.1-9.module_el8.4.0+2013+af250afe.tuxcare.els1
nginx-mod-http-xslt-filter
TuxCare:CentOS:8.4
before 1:1.14.1-9.module_el8.4.0+2013+af250afe.tuxcare.els1
1:1.14.1-9.module_el8.4.0+2013+af250afe.tuxcare.els1
nginx-mod-mail
TuxCare:CentOS:8.4
before 1:1.14.1-9.module_el8.4.0+2013+af250afe.tuxcare.els1
1:1.14.1-9.module_el8.4.0+2013+af250afe.tuxcare.els1
nginx-mod-stream
TuxCare:CentOS:8.4
before 1:1.14.1-9.module_el8.4.0+2013+af250afe.tuxcare.els1
1:1.14.1-9.module_el8.4.0+2013+af250afe.tuxcare.els1
nginx
TuxCare:CentOS:8.5
before 1:1.14.1-9.module_el8.5.0+2012+af250afe.tuxcare.els1
1:1.14.1-9.module_el8.5.0+2012+af250afe.tuxcare.els1
nginx-all-modules
TuxCare:CentOS:8.5
before 1:1.14.1-9.module_el8.5.0+2012+af250afe.tuxcare.els1
1:1.14.1-9.module_el8.5.0+2012+af250afe.tuxcare.els1
nginx-filesystem
TuxCare:CentOS:8.5
before 1:1.14.1-9.module_el8.5.0+2012+af250afe.tuxcare.els1
1:1.14.1-9.module_el8.5.0+2012+af250afe.tuxcare.els1
nginx-mod-http-image-filter
TuxCare:CentOS:8.5
before 1:1.14.1-9.module_el8.5.0+2012+af250afe.tuxcare.els1
1:1.14.1-9.module_el8.5.0+2012+af250afe.tuxcare.els1
nginx-mod-http-perl
TuxCare:CentOS:8.5
before 1:1.14.1-9.module_el8.5.0+2012+af250afe.tuxcare.els1
1:1.14.1-9.module_el8.5.0+2012+af250afe.tuxcare.els1
nginx-mod-http-xslt-filter
TuxCare:CentOS:8.5
before 1:1.14.1-9.module_el8.5.0+2012+af250afe.tuxcare.els1
1:1.14.1-9.module_el8.5.0+2012+af250afe.tuxcare.els1
nginx-mod-mail
TuxCare:CentOS:8.5
before 1:1.14.1-9.module_el8.5.0+2012+af250afe.tuxcare.els1
1:1.14.1-9.module_el8.5.0+2012+af250afe.tuxcare.els1
nginx-mod-stream
TuxCare:CentOS:8.5
before 1:1.14.1-9.module_el8.5.0+2012+af250afe.tuxcare.els1
1:1.14.1-9.module_el8.5.0+2012+af250afe.tuxcare.els1
nginx
Debian:12
before 1.18.0-6.1
1.18.0-6.1
nginx
Debian:13
before 1.18.0-6.1
1.18.0-6.1
nginx
Debian:14
before 1.18.0-6.1
1.18.0-6.1
nginx
Debian:9
before 1.10.3-1+deb9u6, plus listed versions
1.10.3-11.10.3-1+deb9u11.10.3-1+deb9u1~bpo8+11.10.3-1+deb9u1~bpo8+21.10.3-1+deb9u21.10.3-1+deb9u31.10.3-1+deb9u41.10.3-1+deb9u5
1.10.3-1+deb9u6
nginx
Debian:10
before 1.14.2-2+deb10u4, plus listed versions
1.14.2-21.14.2-2+deb10u11.14.2-2+deb10u21.14.2-2+deb10u3
1.14.2-2+deb10u4
nginx
Mageia:7
before 1.16.1-1.3.mga7
1.16.1-1.3.mga7
nginx
Mageia:8
before 1.18.0-5.1.mga8
1.18.0-5.1.mga8
nginx
openEuler:20.03-LTS-SP1
before 1.16.1-11.oe1
1.16.1-11.oe1
automation-hub
Red Hat:ansible_automation_platform:4.2::el7
before 0:4.2.5-1.el7pc
0:4.2.5-1.el7pc
python-galaxy-ng
Red Hat:ansible_automation_platform:4.2::el7
before 0:4.2.5-2.el7pc
0:4.2.5-2.el7pc
python-pulpcore
Red Hat:ansible_automation_platform:4.2::el7
before 0:3.7.6-1.el7pc
0:3.7.6-1.el7pc
python3-galaxy-ng
Red Hat:ansible_automation_platform:4.2::el7
before 0:4.2.5-2.el7pc
0:4.2.5-2.el7pc
python3-pulpcore
Red Hat:ansible_automation_platform:4.2::el7
before 0:3.7.6-1.el7pc
0:3.7.6-1.el7pc
automation-hub
Red Hat:ansible_automation_platform:4.2::el8
before 0:4.2.5-1.el8pc
0:4.2.5-1.el8pc
python-galaxy-ng
Red Hat:ansible_automation_platform:4.2::el8
before 0:4.2.5-2.el8pc
0:4.2.5-2.el8pc
python-pulpcore
Red Hat:ansible_automation_platform:4.2::el8
before 0:3.7.6-1.el8pc
0:3.7.6-1.el8pc
python3-galaxy-ng
Red Hat:ansible_automation_platform:4.2::el8
before 0:4.2.5-2.el8pc
0:4.2.5-2.el8pc
python3-pulpcore
Red Hat:ansible_automation_platform:4.2::el8
before 0:3.7.6-1.el8pc
0:3.7.6-1.el8pc
rh-nginx118-nginx
Red Hat:rhel_software_collections:3::el7
before 1:1.18.0-3.el7
1:1.18.0-3.el7
rh-nginx118-nginx-debuginfo
Red Hat:rhel_software_collections:3::el7
before 1:1.18.0-3.el7
1:1.18.0-3.el7
rh-nginx118-nginx-mod-http-image-filter
Red Hat:rhel_software_collections:3::el7
before 1:1.18.0-3.el7
1:1.18.0-3.el7
rh-nginx118-nginx-mod-http-perl
Red Hat:rhel_software_collections:3::el7
before 1:1.18.0-3.el7
1:1.18.0-3.el7
rh-nginx118-nginx-mod-http-xslt-filter
Red Hat:rhel_software_collections:3::el7
before 1:1.18.0-3.el7
1:1.18.0-3.el7
rh-nginx118-nginx-mod-mail
Red Hat:rhel_software_collections:3::el7
before 1:1.18.0-3.el7
1:1.18.0-3.el7
rh-nginx118-nginx-mod-stream
Red Hat:rhel_software_collections:3::el7
before 1:1.18.0-3.el7
1:1.18.0-3.el7
nginx
Red Hat:enterprise_linux:8::appstream
before 1:1.18.0-3.module+el8.4.0+11152+f736ed63.1
1:1.18.0-3.module+el8.4.0+11152+f736ed63.1
nginx-all-modules
Red Hat:enterprise_linux:8::appstream
before 1:1.18.0-3.module+el8.4.0+11152+f736ed63.1
1:1.18.0-3.module+el8.4.0+11152+f736ed63.1
nginx-debuginfo
Red Hat:enterprise_linux:8::appstream
before 1:1.18.0-3.module+el8.4.0+11152+f736ed63.1
1:1.18.0-3.module+el8.4.0+11152+f736ed63.1
nginx-debugsource
Red Hat:enterprise_linux:8::appstream
before 1:1.18.0-3.module+el8.4.0+11152+f736ed63.1
1:1.18.0-3.module+el8.4.0+11152+f736ed63.1
nginx-filesystem
Red Hat:enterprise_linux:8::appstream
before 1:1.18.0-3.module+el8.4.0+11152+f736ed63.1
1:1.18.0-3.module+el8.4.0+11152+f736ed63.1
nginx-mod-http-image-filter
Red Hat:enterprise_linux:8::appstream
before 1:1.18.0-3.module+el8.4.0+11152+f736ed63.1
1:1.18.0-3.module+el8.4.0+11152+f736ed63.1
nginx-mod-http-image-filter-debuginfo
Red Hat:enterprise_linux:8::appstream
before 1:1.18.0-3.module+el8.4.0+11152+f736ed63.1
1:1.18.0-3.module+el8.4.0+11152+f736ed63.1
nginx-mod-http-perl
Red Hat:enterprise_linux:8::appstream
before 1:1.18.0-3.module+el8.4.0+11152+f736ed63.1
1:1.18.0-3.module+el8.4.0+11152+f736ed63.1
nginx-mod-http-perl-debuginfo
Red Hat:enterprise_linux:8::appstream
before 1:1.18.0-3.module+el8.4.0+11152+f736ed63.1
1:1.18.0-3.module+el8.4.0+11152+f736ed63.1
nginx-mod-http-xslt-filter
Red Hat:enterprise_linux:8::appstream
before 1:1.18.0-3.module+el8.4.0+11152+f736ed63.1
1:1.18.0-3.module+el8.4.0+11152+f736ed63.1
nginx-mod-http-xslt-filter-debuginfo
Red Hat:enterprise_linux:8::appstream
before 1:1.18.0-3.module+el8.4.0+11152+f736ed63.1
1:1.18.0-3.module+el8.4.0+11152+f736ed63.1
nginx-mod-mail
Red Hat:enterprise_linux:8::appstream
before 1:1.18.0-3.module+el8.4.0+11152+f736ed63.1
1:1.18.0-3.module+el8.4.0+11152+f736ed63.1
nginx-mod-mail-debuginfo
Red Hat:enterprise_linux:8::appstream
before 1:1.18.0-3.module+el8.4.0+11152+f736ed63.1
1:1.18.0-3.module+el8.4.0+11152+f736ed63.1
nginx-mod-stream
Red Hat:enterprise_linux:8::appstream
before 1:1.18.0-3.module+el8.4.0+11152+f736ed63.1
1:1.18.0-3.module+el8.4.0+11152+f736ed63.1
nginx-mod-stream-debuginfo
Red Hat:enterprise_linux:8::appstream
before 1:1.18.0-3.module+el8.4.0+11152+f736ed63.1
1:1.18.0-3.module+el8.4.0+11152+f736ed63.1
rh-nginx116-nginx
Red Hat:rhel_software_collections:3::el7
before 1:1.16.1-6.el7
1:1.16.1-6.el7
rh-nginx116-nginx-debuginfo
Red Hat:rhel_software_collections:3::el7
before 1:1.16.1-6.el7
1:1.16.1-6.el7
rh-nginx116-nginx-mod-http-image-filter
Red Hat:rhel_software_collections:3::el7
before 1:1.16.1-6.el7
1:1.16.1-6.el7
rh-nginx116-nginx-mod-http-perl
Red Hat:rhel_software_collections:3::el7
before 1:1.16.1-6.el7
1:1.16.1-6.el7
rh-nginx116-nginx-mod-http-xslt-filter
Red Hat:rhel_software_collections:3::el7
before 1:1.16.1-6.el7
1:1.16.1-6.el7
rh-nginx116-nginx-mod-mail
Red Hat:rhel_software_collections:3::el7
before 1:1.16.1-6.el7
1:1.16.1-6.el7
rh-nginx116-nginx-mod-stream
Red Hat:rhel_software_collections:3::el7
before 1:1.16.1-6.el7
1:1.16.1-6.el7
nginx
Red Hat:rhel_eus:8.1::appstream
before 1:1.16.1-1.module+el8.1.0+11153+6c3a40a9.1
1:1.16.1-1.module+el8.1.0+11153+6c3a40a9.1
nginx-all-modules
Red Hat:rhel_eus:8.1::appstream
before 1:1.16.1-1.module+el8.1.0+11153+6c3a40a9.1
1:1.16.1-1.module+el8.1.0+11153+6c3a40a9.1
nginx-debuginfo
Red Hat:rhel_eus:8.1::appstream
before 1:1.16.1-1.module+el8.1.0+11153+6c3a40a9.1
1:1.16.1-1.module+el8.1.0+11153+6c3a40a9.1
nginx-debugsource
Red Hat:rhel_eus:8.1::appstream
before 1:1.16.1-1.module+el8.1.0+11153+6c3a40a9.1
1:1.16.1-1.module+el8.1.0+11153+6c3a40a9.1
nginx-filesystem
Red Hat:rhel_eus:8.1::appstream
before 1:1.16.1-1.module+el8.1.0+11153+6c3a40a9.1
1:1.16.1-1.module+el8.1.0+11153+6c3a40a9.1
nginx-mod-http-image-filter
Red Hat:rhel_eus:8.1::appstream
before 1:1.16.1-1.module+el8.1.0+11153+6c3a40a9.1
1:1.16.1-1.module+el8.1.0+11153+6c3a40a9.1
nginx-mod-http-image-filter-debuginfo
Red Hat:rhel_eus:8.1::appstream
before 1:1.16.1-1.module+el8.1.0+11153+6c3a40a9.1
1:1.16.1-1.module+el8.1.0+11153+6c3a40a9.1
nginx-mod-http-perl
Red Hat:rhel_eus:8.1::appstream
before 1:1.16.1-1.module+el8.1.0+11153+6c3a40a9.1
1:1.16.1-1.module+el8.1.0+11153+6c3a40a9.1
nginx-mod-http-perl-debuginfo
Red Hat:rhel_eus:8.1::appstream
before 1:1.16.1-1.module+el8.1.0+11153+6c3a40a9.1
1:1.16.1-1.module+el8.1.0+11153+6c3a40a9.1
nginx-mod-http-xslt-filter
Red Hat:rhel_eus:8.1::appstream
before 1:1.16.1-1.module+el8.1.0+11153+6c3a40a9.1
1:1.16.1-1.module+el8.1.0+11153+6c3a40a9.1
nginx-mod-http-xslt-filter-debuginfo
Red Hat:rhel_eus:8.1::appstream
before 1:1.16.1-1.module+el8.1.0+11153+6c3a40a9.1
1:1.16.1-1.module+el8.1.0+11153+6c3a40a9.1
nginx-mod-mail
Red Hat:rhel_eus:8.1::appstream
before 1:1.16.1-1.module+el8.1.0+11153+6c3a40a9.1
1:1.16.1-1.module+el8.1.0+11153+6c3a40a9.1
nginx-mod-mail-debuginfo
Red Hat:rhel_eus:8.1::appstream
before 1:1.16.1-1.module+el8.1.0+11153+6c3a40a9.1
1:1.16.1-1.module+el8.1.0+11153+6c3a40a9.1
nginx-mod-stream
Red Hat:rhel_eus:8.1::appstream
before 1:1.16.1-1.module+el8.1.0+11153+6c3a40a9.1
1:1.16.1-1.module+el8.1.0+11153+6c3a40a9.1
nginx-mod-stream-debuginfo
Red Hat:rhel_eus:8.1::appstream
before 1:1.16.1-1.module+el8.1.0+11153+6c3a40a9.1
1:1.16.1-1.module+el8.1.0+11153+6c3a40a9.1
nginx
Red Hat:rhel_eus:8.2::appstream
before 1:1.16.1-1.module+el8.2.0+11154+636e4c3b.1
1:1.16.1-1.module+el8.2.0+11154+636e4c3b.1
nginx-all-modules
Red Hat:rhel_eus:8.2::appstream
before 1:1.16.1-1.module+el8.2.0+11154+636e4c3b.1
1:1.16.1-1.module+el8.2.0+11154+636e4c3b.1
nginx-debuginfo
Red Hat:rhel_eus:8.2::appstream
before 1:1.16.1-1.module+el8.2.0+11154+636e4c3b.1
1:1.16.1-1.module+el8.2.0+11154+636e4c3b.1
nginx-debugsource
Red Hat:rhel_eus:8.2::appstream
before 1:1.16.1-1.module+el8.2.0+11154+636e4c3b.1
1:1.16.1-1.module+el8.2.0+11154+636e4c3b.1
nginx-filesystem
Red Hat:rhel_eus:8.2::appstream
before 1:1.16.1-1.module+el8.2.0+11154+636e4c3b.1
1:1.16.1-1.module+el8.2.0+11154+636e4c3b.1
nginx-mod-http-image-filter
Red Hat:rhel_eus:8.2::appstream
before 1:1.16.1-1.module+el8.2.0+11154+636e4c3b.1
1:1.16.1-1.module+el8.2.0+11154+636e4c3b.1
nginx-mod-http-image-filter-debuginfo
Red Hat:rhel_eus:8.2::appstream
before 1:1.16.1-1.module+el8.2.0+11154+636e4c3b.1
1:1.16.1-1.module+el8.2.0+11154+636e4c3b.1
nginx-mod-http-perl
Red Hat:rhel_eus:8.2::appstream
before 1:1.16.1-1.module+el8.2.0+11154+636e4c3b.1
1:1.16.1-1.module+el8.2.0+11154+636e4c3b.1
nginx-mod-http-perl-debuginfo
Red Hat:rhel_eus:8.2::appstream
before 1:1.16.1-1.module+el8.2.0+11154+636e4c3b.1
1:1.16.1-1.module+el8.2.0+11154+636e4c3b.1
nginx-mod-http-xslt-filter
Red Hat:rhel_eus:8.2::appstream
before 1:1.16.1-1.module+el8.2.0+11154+636e4c3b.1
1:1.16.1-1.module+el8.2.0+11154+636e4c3b.1
nginx-mod-http-xslt-filter-debuginfo
Red Hat:rhel_eus:8.2::appstream
before 1:1.16.1-1.module+el8.2.0+11154+636e4c3b.1
1:1.16.1-1.module+el8.2.0+11154+636e4c3b.1
nginx-mod-mail
Red Hat:rhel_eus:8.2::appstream
before 1:1.16.1-1.module+el8.2.0+11154+636e4c3b.1
1:1.16.1-1.module+el8.2.0+11154+636e4c3b.1
nginx-mod-mail-debuginfo
Red Hat:rhel_eus:8.2::appstream
before 1:1.16.1-1.module+el8.2.0+11154+636e4c3b.1
1:1.16.1-1.module+el8.2.0+11154+636e4c3b.1
nginx-mod-stream
Red Hat:rhel_eus:8.2::appstream
before 1:1.16.1-1.module+el8.2.0+11154+636e4c3b.1
1:1.16.1-1.module+el8.2.0+11154+636e4c3b.1
nginx-mod-stream-debuginfo
Red Hat:rhel_eus:8.2::appstream
before 1:1.16.1-1.module+el8.2.0+11154+636e4c3b.1
1:1.16.1-1.module+el8.2.0+11154+636e4c3b.1
nginx
Red Hat:enterprise_linux:8::appstream
before 1:1.16.1-2.module+el8.4.0+11155+68135136.1
1:1.16.1-2.module+el8.4.0+11155+68135136.1
nginx-all-modules
Red Hat:enterprise_linux:8::appstream
before 1:1.16.1-2.module+el8.4.0+11155+68135136.1
1:1.16.1-2.module+el8.4.0+11155+68135136.1
nginx-debuginfo
Red Hat:enterprise_linux:8::appstream
before 1:1.16.1-2.module+el8.4.0+11155+68135136.1
1:1.16.1-2.module+el8.4.0+11155+68135136.1
nginx-debugsource
Red Hat:enterprise_linux:8::appstream
before 1:1.16.1-2.module+el8.4.0+11155+68135136.1
1:1.16.1-2.module+el8.4.0+11155+68135136.1
nginx-filesystem
Red Hat:enterprise_linux:8::appstream
before 1:1.16.1-2.module+el8.4.0+11155+68135136.1
1:1.16.1-2.module+el8.4.0+11155+68135136.1
nginx-mod-http-image-filter
Red Hat:enterprise_linux:8::appstream
before 1:1.16.1-2.module+el8.4.0+11155+68135136.1
1:1.16.1-2.module+el8.4.0+11155+68135136.1
nginx-mod-http-image-filter-debuginfo
Red Hat:enterprise_linux:8::appstream
before 1:1.16.1-2.module+el8.4.0+11155+68135136.1
1:1.16.1-2.module+el8.4.0+11155+68135136.1
nginx-mod-http-perl
Red Hat:enterprise_linux:8::appstream
before 1:1.16.1-2.module+el8.4.0+11155+68135136.1
1:1.16.1-2.module+el8.4.0+11155+68135136.1
nginx-mod-http-perl-debuginfo
Red Hat:enterprise_linux:8::appstream
before 1:1.16.1-2.module+el8.4.0+11155+68135136.1
1:1.16.1-2.module+el8.4.0+11155+68135136.1
nginx-mod-http-xslt-filter
Red Hat:enterprise_linux:8::appstream
before 1:1.16.1-2.module+el8.4.0+11155+68135136.1
1:1.16.1-2.module+el8.4.0+11155+68135136.1
nginx-mod-http-xslt-filter-debuginfo
Red Hat:enterprise_linux:8::appstream
before 1:1.16.1-2.module+el8.4.0+11155+68135136.1
1:1.16.1-2.module+el8.4.0+11155+68135136.1
nginx-mod-mail
Red Hat:enterprise_linux:8::appstream
before 1:1.16.1-2.module+el8.4.0+11155+68135136.1
1:1.16.1-2.module+el8.4.0+11155+68135136.1
nginx-mod-mail-debuginfo
Red Hat:enterprise_linux:8::appstream
before 1:1.16.1-2.module+el8.4.0+11155+68135136.1
1:1.16.1-2.module+el8.4.0+11155+68135136.1
nginx-mod-stream
Red Hat:enterprise_linux:8::appstream
before 1:1.16.1-2.module+el8.4.0+11155+68135136.1
1:1.16.1-2.module+el8.4.0+11155+68135136.1
nginx-mod-stream-debuginfo
Red Hat:enterprise_linux:8::appstream
before 1:1.16.1-2.module+el8.4.0+11155+68135136.1
1:1.16.1-2.module+el8.4.0+11155+68135136.1
nginx
Red Hat:enterprise_linux:8::appstream
before 1:1.20.1-1.module+el8.5.0+13723+ab304644
1:1.20.1-1.module+el8.5.0+13723+ab304644
nginx-all-modules
Red Hat:enterprise_linux:8::appstream
before 1:1.20.1-1.module+el8.5.0+13723+ab304644
1:1.20.1-1.module+el8.5.0+13723+ab304644
nginx-debuginfo
Red Hat:enterprise_linux:8::appstream
before 1:1.20.1-1.module+el8.5.0+13723+ab304644
1:1.20.1-1.module+el8.5.0+13723+ab304644
nginx-debugsource
Red Hat:enterprise_linux:8::appstream
before 1:1.20.1-1.module+el8.5.0+13723+ab304644
1:1.20.1-1.module+el8.5.0+13723+ab304644
nginx-filesystem
Red Hat:enterprise_linux:8::appstream
before 1:1.20.1-1.module+el8.5.0+13723+ab304644
1:1.20.1-1.module+el8.5.0+13723+ab304644
nginx-mod-http-image-filter
Red Hat:enterprise_linux:8::appstream
before 1:1.20.1-1.module+el8.5.0+13723+ab304644
1:1.20.1-1.module+el8.5.0+13723+ab304644
nginx-mod-http-image-filter-debuginfo
Red Hat:enterprise_linux:8::appstream
before 1:1.20.1-1.module+el8.5.0+13723+ab304644
1:1.20.1-1.module+el8.5.0+13723+ab304644
nginx-mod-http-perl
Red Hat:enterprise_linux:8::appstream
before 1:1.20.1-1.module+el8.5.0+13723+ab304644
1:1.20.1-1.module+el8.5.0+13723+ab304644
nginx-mod-http-perl-debuginfo
Red Hat:enterprise_linux:8::appstream
before 1:1.20.1-1.module+el8.5.0+13723+ab304644
1:1.20.1-1.module+el8.5.0+13723+ab304644
nginx-mod-http-xslt-filter
Red Hat:enterprise_linux:8::appstream
before 1:1.20.1-1.module+el8.5.0+13723+ab304644
1:1.20.1-1.module+el8.5.0+13723+ab304644
nginx-mod-http-xslt-filter-debuginfo
Red Hat:enterprise_linux:8::appstream
before 1:1.20.1-1.module+el8.5.0+13723+ab304644
1:1.20.1-1.module+el8.5.0+13723+ab304644
nginx-mod-mail
Red Hat:enterprise_linux:8::appstream
before 1:1.20.1-1.module+el8.5.0+13723+ab304644
1:1.20.1-1.module+el8.5.0+13723+ab304644
nginx-mod-mail-debuginfo
Red Hat:enterprise_linux:8::appstream
before 1:1.20.1-1.module+el8.5.0+13723+ab304644
1:1.20.1-1.module+el8.5.0+13723+ab304644
nginx-mod-stream
Red Hat:enterprise_linux:8::appstream
before 1:1.20.1-1.module+el8.5.0+13723+ab304644
1:1.20.1-1.module+el8.5.0+13723+ab304644
nginx-mod-stream-debuginfo
Red Hat:enterprise_linux:8::appstream
before 1:1.20.1-1.module+el8.5.0+13723+ab304644
1:1.20.1-1.module+el8.5.0+13723+ab304644
nginx
Rocky Linux:8
before 1:1.18.0-3.module+el8.4.0+544+e40554cf.1
1:1.18.0-3.module+el8.4.0+544+e40554cf.1
nginx
Rocky Linux:8
before 1:1.16.1-2.module+el8.4.0+543+efbf198b.1
1:1.16.1-2.module+el8.4.0+543+efbf198b.1
nginx
Rocky Linux:8
before 1:1.20.1-1.module+el8.6.0+791+48a2bb9d
1:1.20.1-1.module+el8.6.0+791+48a2bb9d
nginx
Rocky Linux:8
before 1:1.20.1-1.module+el8.5.0+729+3f70613e
1:1.20.1-1.module+el8.5.0+729+3f70613e
nginx
SUSE:Linux Enterprise High Performance Computing 15-ESPOS
before 1.16.1-3.15.1
1.16.1-3.15.1
nginx
SUSE:Linux Enterprise High Performance Computing 15-LTSS
before 1.16.1-3.15.1
1.16.1-3.15.1
nginx
SUSE:Linux Enterprise Server 15-LTSS
before 1.16.1-3.15.1
1.16.1-3.15.1
nginx
SUSE:Linux Enterprise Server for SAP Applications 15
before 1.16.1-3.15.1
1.16.1-3.15.1
nginx
SUSE:Linux Enterprise Module for Server Applications 15 SP2
before 1.16.1-3.3.1
1.16.1-3.3.1
nginx
SUSE:Linux Enterprise Module for Server Applications 15 SP3
before 1.19.8-3.3.1
1.19.8-3.3.1
nginx
SUSE:Linux Enterprise High Performance Computing 15 SP1-ESPOS
before 1.16.1-6.13.1
1.16.1-6.13.1
nginx
SUSE:Linux Enterprise High Performance Computing 15 SP1-LTSS
before 1.16.1-6.13.1
1.16.1-6.13.1
nginx
SUSE:Linux Enterprise Server 15 SP1-BCL
before 1.16.1-6.13.1
1.16.1-6.13.1
nginx
SUSE:Linux Enterprise Server 15 SP1-LTSS
before 1.16.1-6.13.1
1.16.1-6.13.1
nginx
SUSE:Linux Enterprise Server for SAP Applications 15 SP1
before 1.16.1-6.13.1
1.16.1-6.13.1
nginx
SUSE:Manager Proxy 4.0
before 1.16.1-6.13.1
1.16.1-6.13.1
nginx
SUSE:Manager Retail Branch Server 4.0
before 1.16.1-6.13.1
1.16.1-6.13.1
nginx
SUSE:Manager Server 4.0
before 1.16.1-6.13.1
1.16.1-6.13.1
nginx
SUSE:Enterprise Storage 6
before 1.16.1-6.13.1
1.16.1-6.13.1
nginx
Ubuntu:Pro:14.04:LTS
before 1.4.6-1ubuntu3.9+esm2, plus listed versions
1.4.1-3ubuntu11.4.3-2ubuntu11.4.4-1ubuntu11.4.4-2ubuntu11.4.4-4ubuntu1
Show 13 moreShow less
1.4.5-1ubuntu11.4.6-1ubuntu21.4.6-1ubuntu31.4.6-1ubuntu3.11.4.6-1ubuntu3.21.4.6-1ubuntu3.31.4.6-1ubuntu3.41.4.6-1ubuntu3.51.4.6-1ubuntu3.61.4.6-1ubuntu3.71.4.6-1ubuntu3.81.4.6-1ubuntu3.91.4.6-1ubuntu3.9+esm1
1.4.6-1ubuntu3.9+esm2
nginx
Ubuntu:Pro:16.04:LTS
before 1.10.3-0ubuntu0.16.04.5+esm1, plus listed versions
1.9.3-1ubuntu11.9.6-2ubuntu11.9.6-2ubuntu21.9.9-0ubuntu11.9.9-1ubuntu1
Show 17 moreShow less
1.9.10-0ubuntu11.9.10-1ubuntu11.9.11-0ubuntu11.9.11-0ubuntu21.9.12-0ubuntu11.9.13-0ubuntu11.9.14-0ubuntu11.9.15-0ubuntu11.10.0-0ubuntu0.16.04.11.10.0-0ubuntu0.16.04.21.10.0-0ubuntu0.16.04.31.10.0-0ubuntu0.16.04.41.10.3-0ubuntu0.16.04.11.10.3-0ubuntu0.16.04.21.10.3-0ubuntu0.16.04.31.10.3-0ubuntu0.16.04.41.10.3-0ubuntu0.16.04.5
1.10.3-0ubuntu0.16.04.5+esm1
nginx
Ubuntu:18.04:LTS
before 1.14.0-0ubuntu1.9, plus listed versions
1.12.1-0ubuntu21.13.6-2ubuntu11.13.6-2ubuntu21.13.10-1ubuntu11.13.12-0ubuntu1
Show 8 moreShow less
1.14.0-0ubuntu11.14.0-0ubuntu1.11.14.0-0ubuntu1.21.14.0-0ubuntu1.31.14.0-0ubuntu1.41.14.0-0ubuntu1.51.14.0-0ubuntu1.61.14.0-0ubuntu1.7
1.14.0-0ubuntu1.9
nginx
Ubuntu:20.04:LTS
before 1.18.0-0ubuntu1.2, plus listed versions
1.16.1-0ubuntu21.16.1-0ubuntu31.17.5-0ubuntu11.17.6-0ubuntu11.17.7-0ubuntu1
Show 8 moreShow less
1.17.8-0ubuntu11.17.8-0ubuntu21.17.8-0ubuntu31.17.9-0ubuntu11.17.9-0ubuntu21.17.9-0ubuntu31.17.10-0ubuntu11.18.0-0ubuntu1
1.18.0-0ubuntu1.2
nginx
openSUSE:Leap 15.2
before 1.16.1-lp152.2.3.1
1.16.1-lp152.2.3.1
nginx
openSUSE:Leap 15.3
before 1.19.8-3.3.1
1.19.8-3.3.1
nginx
openSUSE:Tumbleweed
From an advisory covering 7 CVEs
before 1.21.3-1.4
1.21.3-1.4

Public exploits

Links only. Every CVE stores no exploit code.

Public exploits
SourceLinkDate
PoC in GitHubniandy/nginx-patch2021-12-17
PoC in GitHubM507/CVE-2021-23017-PoC2022-06-30
Exploit-DBNginx 1.20.0 - Denial of Service (DOS)2022-07-11
PoC in GitHublakshit1212/CVE-2021-23017-PoC2023-07-20
PoC in GitHubShivamDey/CVE-2021-230172023-10-21
PoC in GitHubz3usx01/CVE-2021-23017-POC2024-12-08
PoC in GitHublukwagoasuman/-home-lukewago-Downloads-CVE-2021-23017-Nginx-1.142025-01-30
PoC in GitHubCybervixy/Vulnerability-Management2025-04-17
PoC in GitHubmoften/CVE-2021-230172025-05-06
PoC in GitHub6lj/EVIL-CVE-2021-23017-Update-20252025-09-04

History

History
RecordedChangedSources
affected, exploits, facts
aliasesEUVD
first indexedCVE List, Exploit-DB, GitHub Advisories, NVD, OSV, PoC in GitHub

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2021-23017 is a high vulnerability (CVSS 7.7) in F5 Nginx, published May 25, 2021. Public exploit code exists. EPSS puts the chance of exploitation in the next 30 days at 53.5%, the 98th percentile. Fixed in nginx 1.16.1-r3.

References

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