VULNERABILITY INTELLIGENCE
CVE-2012-3946
CVSS score5 MEDIUM
EPSS probability1.93%
CISA KEVNot currently listed
Published2014-04-24
Last modified2026-06-16
CVSS vectorAV:N/AC:L/Au:N/C:P/I:N/A:N
Description
Cisco IOS before 15.3(2)S allows remote attackers to bypass interface ACL restrictions in opportunistic circumstances by sending IPv6 packets in an unspecified scenario in which expected packet drops do not occur for "a small percentage" of the packets, aka Bug ID CSCty73682.