CVE-2023-40533
An uninitialized memory use vulnerability exists in Tinyproxy 1.11.1 while parsing HTTP requests....
This CVE ID is a duplicate of CVE-2022-40468
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
- None
- Availability
- None
What each source reports
GitHub Advisories Score usedGHSA-qc4p-7g72-jqrq
5.9
An uninitialized memory use vulnerability exists in Tinyproxy 1.11.1 while parsing HTTP requests....
An uninitialized memory use vulnerability exists in Tinyproxy 1.11.1 while parsing HTTP requests. In certain configurations, a specially crafted HTTP request can result in disclosure of data allocated on the heap, which could contain sensitive information. An attacker can make an unauthenticated HTTP request to trigger this vulnerability.
- Record
GHSA-qc4p-7g72-jqrq- CVSS 3.1
- 5.9 Medium
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N - Weakness
- CWE-457
- Updated
- 2026-11-02
CVE List No score
This CVE ID is a duplicate of CVE-2022-40468
- Record
CVE-2023-40533- Updated
- 2026-11-02
EUVDEUVD-2023-45104 No score
This CVE ID is a duplicate of CVE-2022-40468
- Record
EUVD-2023-45104- Updated
- 2026-11-03
NVD No score
Rejected reason: This CVE ID is a duplicate of CVE-2022-40468
- Record
CVE-2023-40533- Updated
- 2026-11-02
OSVUBUNTU-CVE-2023-40533
5.9
** REJECT ** This CVE ID is a duplicate of CVE-2022-40468
- Record
UBUNTU-CVE-2023-40533- CVSS 3.1
- 5.9 Medium
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N - Updated
- 2026-11-02
OSVopenSUSE-SU-2024:0119-1 No score
Security update for tinyproxy
This update for tinyproxy fixes the following issues:
-
Update to release 1.11.2
- Fix potential use-after-free in header handling [CVE-2023-49606, boo#1223746]
- Prevent junk from showing up in error page in invalid requests [CVE-2022-40468, CVE-2023-40533, boo#1223743]
-
Move tinyproxy program to /usr/bin.
-
Update to release 1.11.1
- New fnmatch based filtertype
-
Update to release 1.11
- Support for multiple bind directives.
-
update to 1.10.0:
- Configuration file has moved from /etc/tinyproxy.conf to /etc/tinyproxy/tinyproxy.conf.
- Add support for basic HTTP authentication
- Add socks upstream support
- Log to stdout if no logfile is specified
- Activate reverse proxy by default
- Support bind with transparent mode
- Allow multiple listen statements in the configuration
- Fix CVE-2017-11747: Create PID file before dropping privileges.
- Fix CVE-2012-3505: algorithmic complexity DoS in hashmap
- Bugfixes
- BB#110: fix algorithmic complexity DoS in hashmap
- BB#106: fix CONNECT requests with IPv6 literal addresses as host
- BB#116: fix invalid free for GET requests to ipv6 literal address
- BB#115: Drop supplementary groups
- BB#109: Fix crash (infinite loop) when writing to log file fails
- BB#74: Create log and pid files after we drop privs
- BB#83: Use output of id instead of $USER
- Record
openSUSE-SU-2024:0119-1- Updated
- 2026-11-02
Affected packages
History
| Recorded | Changed | Sources |
|---|---|---|
| affected, facts | ||
| affected | ||
| aliases, published | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2023-40533 has been rejected by its source and should not be treated as a live vulnerability, published May 1, 2024.
References
nvd.nist.gov/vuln/detail/CVE-2023-40533
talosintelligence.com/vulnerability_reports/TALOS-2023-1902
openwall.com/lists/oss-security/2024/05/07/1
github.com/advisories/GHSA-qc4p-7g72-jqrq
ubuntu.com/security/CVE-2023-40533
cve.org/CVERecord?id=CVE-2023-40533
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lists.opensuse.org/archives/list/[email protected]/thread/OM62U7F2OTTTTR4PTM6RV3UAOCUHRC75
bugzilla.suse.com/1200028
bugzilla.suse.com/1203553
bugzilla.suse.com/1223743
bugzilla.suse.com/1223746
suse.com/security/cve/CVE-2012-3505
suse.com/security/cve/CVE-2017-11747
suse.com/security/cve/CVE-2022-40468
suse.com/security/cve/CVE-2023-40533
suse.com/security/cve/CVE-2023-49606