CVE-2012-2663

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
NISTNIST
7.5 UNKNOWN
NETWORK
LOW
AV:N/AC:L/Au:N/C:P/I:P/A:P
redhatCNA
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CVEADP
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Base Score
CVSS 3.x
EPSS Score
Percentile: 58%
VendorProductVersion
netfilteriptables
𝑥
≤ 1.4.21
𝑥
= Vulnerable software versions
Debian logo
Debian Releases
Debian Product
Codename
iptables
bullseye
unimportant
bookworm
unimportant
sid
unimportant
trixie
unimportant
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
iptables
focal
ignored
eoan
ignored
disco
ignored
cosmic
ignored
bionic
ignored
artful
ignored
zesty
ignored
yakkety
ignored
xenial
ignored
wily
ignored
vivid
ignored
utopic
ignored
trusty
ignored
saucy
ignored
raring
ignored
quantal
ignored
precise
ignored
oneiric
ignored
natty
ignored
lucid
ignored
hardy
ignored