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Advisory details: ubuntu_osv / UBUNTU-CVE-2012-2663
Advisory ID ubuntu_osv/UBUNTU-CVE-2012-2663
Aliases CVE-2012-2663
Summary 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.
Status Published
Exploitability 0.5
Weighted Severity 2.7
Risk 1.4
Affected and Fixed Packages Package Details
Introduced and Fixed Package Commit Patches Package Commit Patches Details
Weaknesses (0)
There are no known CWE.
System Score Found at
ubuntu-priority low https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2012/UBUNTU-CVE-2012-2663.json
Reference id Reference type URL
https://ubuntu.com/security/CVE-2012-2663
https://www.cve.org/CVERecord?id=CVE-2012-2663
http://www.openwall.com/lists/oss-security/2012/05/30/2
http://www.spinics.net/lists/netfilter-devel/msg21248.html

No exploits are available.

No EPSS data available for this advisory.

Patch URL
There are no known patches.

There are no known vectors.

There are no SSVC decisions available.