CVE-2019-13045
Irssi before 1.0.8, 1.1.x before 1.1.3, and 1.2.x before 1.2.1, when SASL is enabled, has a use...
Irssi before 1.0.8, 1.1.x before 1.1.3, and 1.2.x before 1.2.1, when SASL is enabled, has a use after free when sending SASL login to the server.
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
- High
Exploit likelihood
What each source reports
NVD Score used
Irssi before 1.0.8, 1.1.x before 1.1.3, and 1.2.x before 1.2.1, when SASL is enabled, has a use after free when sending SASL login to the server.
- Record
CVE-2019-13045- CVSS 3.0
- 8.1 High
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H - CVSS 2.0
- 6.8 Medium
AV:N/AC:M/Au:N/C:P/I:P/A:P - Weakness
- CWE-416
- Updated
- 2026-11-02
CVE List No score
Irssi before 1.0.8, 1.1.x before 1.1.3, and 1.2.x before 1.2.1, when SASL is enabled, has a use after free when sending SASL login to the server.
- Record
CVE-2019-13045- Updated
- 2026-11-02
EUVDEUVD-2019-4605 No score
Irssi before 1.0.8, 1.1.x before 1.1.3, and 1.2.x before 1.2.1, when SASL is enabled, has a use after free when sending SASL login to the server.
- Record
EUVD-2019-4605- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-pwrg-h5j6-7f43
Irssi before 1.0.8, 1.1.x before 1.1.3, and 1.2.x before 1.2.1, when SASL is enabled, has a use...
Irssi before 1.0.8, 1.1.x before 1.1.3, and 1.2.x before 1.2.1, when SASL is enabled, has a use after free when sending SASL login to the server.
- Record
GHSA-pwrg-h5j6-7f43- CVSS 3.0
- 8.1 High
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-416
- Updated
- 2026-11-02
OSVALPINE-CVE-2019-13045
Irssi before 1.0.8, 1.1.x before 1.1.3, and 1.2.x before 1.2.1, when SASL is enabled, has a use after free when sending SASL login to the server.
- Record
ALPINE-CVE-2019-13045- CVSS 3.0
- 8.1 High
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H - Updated
- 2026-11-03
OSVAZL-45354
CVE-2019-13045 affecting package irssi for versions less than 1.4.5-1
Irssi before 1.0.8, 1.1.x before 1.1.3, and 1.2.x before 1.2.1, when SASL is enabled, has a use after free when sending SASL login to the server.
- Record
AZL-45354- CVSS 3.0
- 8.1 High
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H - Updated
- 2026-11-02
Show 11 moreShow less
OSV
Irssi before 1.0.8, 1.1.x before 1.1.3, and 1.2.x before 1.2.1, when SASL is enabled, has a use after free when sending SASL login to the server.
- Record
CVE-2019-13045- CVSS 3.0
- 8.1 High
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H - Updated
- 2026-11-02
OSVDEBIAN-CVE-2019-13045
Irssi before 1.0.8, 1.1.x before 1.1.3, and 1.2.x before 1.2.1, when SASL is enabled, has a use after free when sending SASL login to the server.
- Record
DEBIAN-CVE-2019-13045- CVSS 3.0
- 8.1 High
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H - Updated
- 2026-11-02
OSVRHSA-2020:1616
Red Hat Security Advisory: irssi security update
- Record
RHSA-2020:1616- CVSS 3.0
- 3.7 Low
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L - Updated
- 2026-11-02
OSVRLSA-2020:1616
Low: irssi security update
Irssi is a modular IRC client with Perl scripting.
Security Fix(es):
- irssi: use after free when sending SASL login to server (CVE-2019-13045)
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.
Additional Changes:
For detailed information on changes in this release, see the Rocky Linux 8.2 Release Notes linked from the References section.
- Record
RLSA-2020:1616- CVSS 3.0
- 3.7 Low
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L - Updated
- 2026-11-02
OSVUBUNTU-CVE-2019-13045
Irssi before 1.0.8, 1.1.x before 1.1.3, and 1.2.x before 1.2.1, when SASL is enabled, has a use after free when sending SASL login to the server.
- Record
UBUNTU-CVE-2019-13045- CVSS 3.0
- 8.1 High
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H - Updated
- 2026-11-02
OSVALSA-2020:1616 No score
Low: irssi security update
Irssi is a modular IRC client with Perl scripting.
Security Fix(es):
- irssi: use after free when sending SASL login to server (CVE-2019-13045)
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.
Additional Changes:
For detailed information on changes in this release, see the AlmaLinux Release Notes linked from the References section.
- Record
ALSA-2020:1616- Updated
- 2026-11-02
OSVMGASA-2019-0206 No score
Updated irssi package fixes security vulnerability
Irssi before 1.0.8 and 1.2.x before 1.2.1, when SASL is enabled, has a use after free when sending SASL login to the server (CVE-2019-13045).
- Record
MGASA-2019-0206- Updated
- 2026-11-02
OSVopenSUSE-SU-2019:1690-1 No score
Security update for irssi
This update for irssi fixes the following issues:
irssi was updated to 1.1.3:
- CVE-2019-13045: Fix a use after free issue when sending the SASL login on (automatic and manual) reconnects (#1055, #1058) (boo#1139802)
- Fix regression of #779 where autolog_ignore_targets would not matching itemless windows anymore (#1012, #1013)
- Record
openSUSE-SU-2019:1690-1- Updated
- 2026-11-02
OSVopenSUSE-SU-2019:1894-1 No score
Security update for irssi
This update for irssi fixes the following issues:
irssi was updated to 1.1.3:
- CVE-2019-13045: Fix a use after free issue when sending the SASL login on (automatic and manual) reconnects (#1055, #1058) (boo#1139802)
- Fix regression of #779 where autolog_ignore_targets would not matching itemless windows anymore (#1012, #1013)
This update was imported from the openSUSE:Leap:15.1:Update update project.
- Record
openSUSE-SU-2019:1894-1- Updated
- 2026-11-02
OSVopenSUSE-SU-2024:10865-1 No score
irssi-1.2.3-2.4 on GA media
These are all security issues fixed in the irssi-1.2.3-2.4 package on the GA media of openSUSE Tumbleweed.
- Record
openSUSE-SU-2024:10865-1- Updated
- 2026-11-02
OSVUSN-4046-1 No score
irssi vulnerabilities
It was discovered that Irssi incorrectly handled certain disconnections. An attacker could possibly use this issue to cause a denial of service or execute arbitrary code. This issue only affected Ubuntu 18.04 LTS. (CVE-2018-7054)
It was discovered that Irssi incorrectly handled certain requests. An attacker could possibly use this issue to cause a denial of service or execute arbitrary code. (CVE-2019-13045)
- Record
USN-4046-1- Updated
- 2026-11-02
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
irssiAlpine:v3.10 |
0.8.18 up to 1.2.1-r0 | 1.2.1-r0 |
irssiAlpine:v3.11 |
0.8.18 up to 1.2.1-r0 | 1.2.1-r0 |
irssiAlpine:v3.12 |
0.8.18 up to 1.2.1-r0 | 1.2.1-r0 |
irssiAlpine:v3.13 |
0.8.18 up to 1.2.1-r0 | 1.2.1-r0 |
irssiAlpine:v3.14 |
0.8.18 up to 1.2.1-r0 | 1.2.1-r0 |
irssiAlpine:v3.15 |
0.8.18 up to 1.2.1-r0 | 1.2.1-r0 |
irssiAlpine:v3.16 |
0.8.18 up to 1.2.1-r0 | 1.2.1-r0 |
irssiAlpine:v3.17 |
0.8.18 up to 1.2.1-r0 | 1.2.1-r0 |
irssiAlpine:v3.18 |
0.8.18 up to 1.2.1-r0 | 1.2.1-r0 |
irssiAlpine:v3.19 |
0.8.18 up to 1.2.1-r0 | 1.2.1-r0 |
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| Package | Affected | Fixed |
|---|---|---|
irssiAlpine:v3.20 |
0.8.18 up to 1.2.1-r0 | 1.2.1-r0 |
irssiAlpine:v3.21 |
0.8.18 up to 1.2.1-r0 | 1.2.1-r0 |
irssiAlpine:v3.22 |
0.8.18 up to 1.2.1-r0 | 1.2.1-r0 |
irssiAlpine:v3.23 |
0.8.18 up to 1.2.1-r0 | 1.2.1-r0 |
irssiAlpine:v3.24 |
0.8.18 up to 1.2.1-r0 | 1.2.1-r0 |
irssiAlpine:v3.7 |
0.8.18 up to 1.0.8-r0 | 1.0.8-r0 |
irssiAlpine:v3.8 |
0.8.18 up to 1.1.3-r0 | 1.1.3-r0 |
irssiAlpine:v3.9 |
0.8.18 up to 1.1.3-r0 | 1.1.3-r0 |
irssiAlmaLinux:8 |
before 1.1.1-3.el8 | 1.1.1-3.el8 |
irssi-develAlmaLinux:8 |
before 1.1.1-3.el8 | 1.1.1-3.el8 |
irssiAzure Linux:3 |
before 1.4.5-1 | 1.4.5-1 |
irssiDebian:12 |
before 1.2.1-1 | 1.2.1-1 |
irssiDebian:13 |
before 1.2.1-1 | 1.2.1-1 |
irssiDebian:14 |
before 1.2.1-1 | 1.2.1-1 |
irssiDebian:9 |
before 1.0.7-1~deb9u2, plus listed versions 1.0.2-11.0.2-1+deb9u11.0.2-1+deb9u21.0.2-1+deb9u31.0.3-1 Show 4 moreShow less1.0.4-11.0.5-11.0.7-1~deb9u11.0.7-1~deb9u1~bpo8+1 |
1.0.7-1~deb9u2 |
irssiMageia:6 |
before 1.0.8-1.mga6 | 1.0.8-1.mga6 |
irssiMageia:7 |
before 1.2.1-1.mga7 | 1.2.1-1.mga7 |
irssiRed Hat:enterprise_linux:8::appstream |
before 0:1.1.1-3.el8 | 0:1.1.1-3.el8 |
irssi-debuginfoRed Hat:enterprise_linux:8::appstream |
before 0:1.1.1-3.el8 | 0:1.1.1-3.el8 |
irssi-debugsourceRed Hat:enterprise_linux:8::appstream |
before 0:1.1.1-3.el8 | 0:1.1.1-3.el8 |
irssi-debuginfoRed Hat:enterprise_linux:8::crb |
before 0:1.1.1-3.el8 | 0:1.1.1-3.el8 |
irssi-debugsourceRed Hat:enterprise_linux:8::crb |
before 0:1.1.1-3.el8 | 0:1.1.1-3.el8 |
irssi-develRed Hat:enterprise_linux:8::crb |
before 0:1.1.1-3.el8 | 0:1.1.1-3.el8 |
irssiRocky Linux:8 |
before 0:1.1.1-3.el8 | 0:1.1.1-3.el8 |
irssiUbuntu:16.04:LTS |
before 0.8.19-1ubuntu1.9, plus listed versions 0.8.17-1ubuntu10.8.17-1ubuntu20.8.18-1ubuntu10.8.19-1ubuntu10.8.19-1ubuntu1.2 Show 6 moreShow less0.8.19-1ubuntu1.30.8.19-1ubuntu1.40.8.19-1ubuntu1.50.8.19-1ubuntu1.60.8.19-1ubuntu1.70.8.19-1ubuntu1.8 |
0.8.19-1ubuntu1.9 |
irssiUbuntu:18.04:LTS |
before 1.0.5-1ubuntu4.2, plus listed versions 1.0.4-1ubuntu21.0.4-1ubuntu31.0.4-1ubuntu41.0.5-1ubuntu11.0.5-1ubuntu21.0.5-1ubuntu31.0.5-1ubuntu41.0.5-1ubuntu4.1 |
1.0.5-1ubuntu4.2 |
irssiUbuntu:16.04:LTS From an advisory covering 2 CVEs |
before 0.8.19-1ubuntu1.9, plus listed versions 0.8.17-1ubuntu10.8.17-1ubuntu20.8.18-1ubuntu10.8.19-1ubuntu10.8.19-1ubuntu1.2 Show 6 moreShow less0.8.19-1ubuntu1.30.8.19-1ubuntu1.40.8.19-1ubuntu1.50.8.19-1ubuntu1.60.8.19-1ubuntu1.70.8.19-1ubuntu1.8 |
0.8.19-1ubuntu1.9 |
irssiUbuntu:18.04:LTS From an advisory covering 2 CVEs |
before 1.0.5-1ubuntu4.2, plus listed versions 1.0.4-1ubuntu21.0.4-1ubuntu31.0.4-1ubuntu41.0.5-1ubuntu11.0.5-1ubuntu21.0.5-1ubuntu31.0.5-1ubuntu41.0.5-1ubuntu4.1 |
1.0.5-1ubuntu4.2 |
irssiSUSE:Package Hub 12 |
before 1.1.3-bp150.33.1 | 1.1.3-bp150.33.1 |
irssiSUSE:Package Hub 15 |
before 1.1.3-bp150.33.1 | 1.1.3-bp150.33.1 |
irssiopenSUSE:Leap 15.0 |
before 1.1.3-bp150.33.1 | 1.1.3-bp150.33.1 |
irssiopenSUSE:Leap 15.1 |
before 1.1.3-bp150.33.1 | 1.1.3-bp150.33.1 |
irssiSUSE:Package Hub 15 SP1 |
before 1.1.3-bp151.3.3.3 | 1.1.3-bp151.3.3.3 |
irssiopenSUSE:Tumbleweed From an advisory covering 26 CVEs |
before 1.2.3-2.4 | 1.2.3-2.4 |
History
| Recorded | Changed | Sources |
|---|---|---|
| affected, facts | ||
| affected | OSV | |
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2019-13045 is a high vulnerability (CVSS 8.1) in Irssi, published June 29, 2019. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 3.36%, the 88th percentile. Fixed in irssi 1.2.1-r0.
References
github.com/irssi/irssi/commit/d23b0d22cc611e43c88d99192a59f413f951a955
irssi.org/security/irssi_sa_2019_06.txt
openwall.com/lists/oss-security/2019/06/29/1
seclists.org/bugtraq/2019/Jun/41
packetstormsecurity.com/files/153480/Slackware-Security-Advisory-irssi-Updates.html
lists.opensuse.org/opensuse-security-announce/2019-07/msg00004.html
Show 51 moreShow less
securityfocus.com/bid/108998
usn.ubuntu.com/4046-1
nvd.nist.gov/vuln/detail/CVE-2019-13045
security.alpinelinux.org/vuln/CVE-2019-13045
errata.almalinux.org/8/ALSA-2020-1616.html
vulners.com/cve/CVE-2019-13045
security-tracker.debian.org/tracker/CVE-2019-13045
advisories.mageia.org/MGASA-2019-0206.html
bugs.mageia.org/show_bug.cgi?id=25025
access.redhat.com/errata/RHSA-2020:1616
bugzilla.redhat.com/show_bug.cgi?id=1727683
security.access.redhat.com/data/csaf/v2/advisories/2020/rhsa-2020_1616.json
cve.org/CVERecord?id=CVE-2019-13045
errata.rockylinux.org/RLSA-2020:1616
ubuntu.com/security/CVE-2019-13045
bugzilla.suse.com/1139802
suse.com/security/cve/CVE-2019-13045