Memory leak in Cisco IOS 12.2, 12.4, 15.0, and 15.1, when Zone-Based Policy Firewall SIP application layer gateway inspection is enabled, allows remote attackers to cause a denial of service (memory consumption or device reload) via malformed SIP messages, aka Bug ID CSCtl99174.
2013-03-28T23:55:01.597
2025-04-11T00:51:21.963
Deferred
CVSSv2: 7.8 (HIGH)
AV:N/AC:L/Au:N/C:N/I:N/A:C
10.0
6.9
Type | Vendor | Product | Version/Range | Vulnerable? |
---|---|---|---|---|
Operating System | cisco | ios | 12.2 | Yes |
Operating System | cisco | ios | 12.4 | Yes |
Operating System | cisco | ios | 15.0 | Yes |
Operating System | cisco | ios | 15.1 | Yes |