CVE-2022-2663

Name
CVE-2022-2663
Description
An issue was found in the Linux kernel in nf_conntrack_irc where the message handling can be confused and incorrectly matches the message. A firewall may be able to be bypassed when users are using unencrypted IRC with nf_conntrack_irc configured.
NVD Severity
medium
Other trackers
CVE, NVD, CERT, CVE Details, CIRCL, Arch Linux, Debian, Red Hat, Ubuntu, Gentoo, SUSE (Bugzilla), SUSE (CVE), Mageia
Mailing lists
oss-security, full-disclosure, bugtraq
Exploits
Exploit DB, Metasploit
Forges
GitHub (code, issues), Aports (code, issues)

References

Type URI
MISC https://www.openwall.com/lists/oss-security/2022/08/30/1
MISC https://lore.kernel.org/netfilter-devel/20220826045658.100360-1-dgl@dgl.cx/T/
Mailing List https://lists.debian.org/debian-lts-announce/2022/10/msg00000.html
Exploit https://dgl.cx/2022/08/nat-again-irc-cve-2022-2663
Exploit https://www.youtube.com/watch?v=WIq-YgQuYCA
Third Party Advisory https://www.debian.org/security/2022/dsa-5257
Mailing List https://lists.debian.org/debian-lts-announce/2022/11/msg00001.html
MISC https://lore.kernel.org/netfilter-devel/20220826045658.100360-1-dgl%40dgl.cx/T/

Match rules

CPE URI Source package Min version Max version
cpe:2.3:o:linux:linux_kernel:-:*:*:*:*:*:*:* linux_kernel == None == -

Vulnerable and fixed packages

Source package Branch Version Maintainer Status