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.
Vector
NETWORK
Complexity
LOW
Authentication
NONE
Confidentiality
PARTIAL
Integrity
PARTIAL
Availability
PARTIAL
| Advisory | Patch | Confirmed | Link |
|---|---|---|---|
| https://bugzilla.redhat.com/show_bug.cgi?id=826702 | |||
| http://www.spinics.net/lists/netfilter-devel/msg21248.ht... |