The SIP implementation in Cisco IOS 12.3 and 12.4 allows remote attackers to cause a denial of service (device reload) via a malformed SIP message, aka Bug ID CSCtb93416, the "SIP Message Handling Denial of Service Vulnerability."
2010-03-25T21:00:00.767
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 | 12.3jk | Yes |
Operating System | cisco | ios | 12.3t | Yes |
Operating System | cisco | ios | 12.3xd | Yes |
Operating System | cisco | ios | 12.3xf | Yes |
Operating System | cisco | ios | 12.3xg | Yes |
Operating System | cisco | ios | 12.3xi | Yes |
Operating System | cisco | ios | 12.3xj | Yes |
Operating System | cisco | ios | 12.3xk | Yes |
Operating System | cisco | ios | 12.3xl | Yes |
Operating System | cisco | ios | 12.3xq | Yes |
Operating System | cisco | ios | 12.3xr | Yes |
Operating System | cisco | ios | 12.3xu | Yes |
Operating System | cisco | ios | 12.3xw | Yes |
Operating System | cisco | ios | 12.3xx | Yes |
Operating System | cisco | ios | 12.3xy | Yes |
Operating System | cisco | ios | 12.3yf | Yes |
Operating System | cisco | ios | 12.3yg | Yes |
Operating System | cisco | ios | 12.3yk | Yes |
Operating System | cisco | ios | 12.3ym | Yes |
Operating System | cisco | ios | 12.3yq | Yes |
Operating System | cisco | ios | 12.3ys | Yes |
Operating System | cisco | ios | 12.3yt | Yes |
Operating System | cisco | ios | 12.3yu | Yes |
Operating System | cisco | ios | 12.3yx | Yes |
Operating System | cisco | ios | 12.3yz | Yes |
Operating System | cisco | ios | 12.3za | Yes |
Operating System | cisco | ios | 12.4 | Yes |
Operating System | cisco | ios | 12.4gc | Yes |
Operating System | cisco | ios | 12.4md | Yes |
Operating System | cisco | ios | 12.4mda | Yes |
Operating System | cisco | ios | 12.4mr | Yes |
Operating System | cisco | ios | 12.4t | Yes |
Operating System | cisco | ios | 12.4xa | Yes |
Operating System | cisco | ios | 12.4xb | Yes |
Operating System | cisco | ios | 12.4xd | Yes |
Operating System | cisco | ios | 12.4xp | Yes |
Operating System | cisco | ios | 12.4xr | Yes |
Operating System | cisco | ios | 12.4xt | Yes |
Operating System | cisco | ios | 12.4ya | Yes |
Operating System | cisco | ios | 12.4yb | Yes |
Operating System | cisco | ios | 12.4yd | Yes |
Operating System | cisco | ios | 12.4ye | Yes |
Operating System | cisco | ios | 12.4yg | Yes |