CVE-2012-2663

NameCVE-2012-2663
Descriptionextensions/libxt_tcp.c in iptables through 1.4.21 does not match TCP SYN+FIN packets in --syn rules, which might allow remote attackers to bypass intended firewall restrictions via crafted packets. NOTE: the CVE-2012-6638 fix makes this issue less relevant.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, Mageia, GitHub code/issues, web search, more)
NVD severityhigh (attack range: remote)
Debian Bugs675445

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
iptables (PTS)jessie1.4.21-2vulnerable
stretch1.6.0+snapshot20161117-6vulnerable
buster, sid1.6.2-1.1vulnerable

The information below is based on the following data on fixed versions.

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
iptablessource(unstable)(unfixed)unimportant675445

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