CVEvulnerability

CVE-2003-1109

7.5 HIGH Published 2003-12-31 Modified 2026-06-16 Official page ↗
Status
Modified
Published
2003-12-31
Last modified
2026-06-16
Assigner
[email protected]
CVSS 2.0 ([email protected])
7.5 HIGH — AV:N/AC:L/Au:N/C:P/I:P/A:P

Description

The Session Initiation Protocol (SIP) implementation in multiple Cisco products including IP Phone models 7940 and 7960, IOS versions in the 12.2 train, and Secure PIX 5.2.9 to 6.2.2 allows remote attackers to cause a denial of service and possibly execute arbitrary code via crafted INVITE messages, as demonstrated by the OUSPG PROTOS c07-sip test suite.

Affected configurations

• cisco ios 12.2\(1\)xa • cisco ios 12.2\(1\)xd • cisco ios 12.2\(1\)xd1 • cisco ios 12.2\(1\)xd3 • cisco ios 12.2\(1\)xd4 • cisco ios 12.2\(1\)xe • cisco ios 12.2\(1\)xe2 • cisco ios 12.2\(1\)xe3 • cisco ios 12.2\(1\)xh • cisco ios 12.2\(1\)xq • cisco ios 12.2\(1\)xs • cisco ios 12.2\(1\)xs1 • cisco ios 12.2\(2\)t4 • cisco ios 12.2\(2\)xa • cisco ios 12.2\(2\)xa1 • cisco ios 12.2\(2\)xa5 • cisco ios 12.2\(2\)xb • cisco ios 12.2\(2\)xb3 • cisco ios 12.2\(2\)xb4 • cisco ios 12.2\(2\)xf • cisco ios 12.2\(2\)xg • cisco ios 12.2\(2\)xh • cisco ios 12.2\(2\)xh2 • cisco ios 12.2\(2\)xh3 • cisco ios 12.2\(2\)xi • cisco ios 12.2\(2\)xi1 • cisco ios 12.2\(2\)xi2 • cisco ios 12.2\(2\)xj • cisco ios 12.2\(2\)xj1 • cisco ios 12.2\(2\)xk • cisco ios 12.2\(2\)xk2 • cisco ios 12.2\(2\)xn • cisco ios 12.2\(2\)xt • cisco ios 12.2\(2\)xt3 • cisco ios 12.2\(2\)xu • cisco ios 12.2\(2\)xu2 • cisco ios 12.2\(11\)t • cisco ios 12.2t • cisco ios 12.2xa • cisco ios 12.2xb • cisco ios 12.2xc • cisco ios 12.2xd • cisco ios 12.2xe • cisco ios 12.2xf • cisco ios 12.2xg • cisco ios 12.2xh • cisco ios 12.2xi • cisco ios 12.2xj • cisco ios 12.2xk • cisco ios 12.2xl • cisco ios 12.2xm • cisco ios 12.2xn • cisco ios 12.2xq • cisco ios 12.2xr • cisco ios 12.2xs • cisco ios 12.2xt • cisco ios 12.2xw • cisco ip phone 7940 • cisco ip phone 7960 • cisco pix firewall software 5.2\(1\) … and 15 more

References