CVE-2012-2663

EUVD-2012-2646
extensions/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.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
7.5 UNKNOWN
NETWORK
LOW
AV:N/AC:L/Au:N/C:P/I:P/A:P
Base Score
CVSS 3.x
EPSS Score
Percentile: 47%
Affected Products (NVD)
VendorProductVersion
netfilteriptables
𝑥
≤ 1.4.21
𝑥
= Vulnerable software versions
Debian logo
Debian Releases
Debian Product
Codename
iptables
bookworm
unimportant
bullseye
unimportant
sid
unimportant
trixie
unimportant
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
iptables
artful
ignored
bionic
ignored
cosmic
ignored
disco
ignored
eoan
ignored
focal
ignored
hardy
ignored
lucid
ignored
natty
ignored
oneiric
ignored
precise
ignored
quantal
ignored
raring
ignored
saucy
ignored
trusty
ignored
utopic
ignored
vivid
ignored
wily
ignored
xenial
ignored
yakkety
ignored
zesty
ignored
References
http://www.spinics.net/lists/netfilter-devel/msg21248.html
https://bugzilla.redhat.com/show_bug.cgi?id=826702
http://www.spinics.net/lists/netfilter-devel/msg21248.html
https://bugzilla.redhat.com/show_bug.cgi?id=826702