CVE-2011-3279
The provider-edge MPLS NAT implementation in Cisco IOS 12.1 through 12.4 and 15.0 through 15.1, and IOS XE 3.1.xSG, allows remote attackers to cause a denial of service (device reload) via a malformed SIP packet to UDP port 5060, aka Bug ID CSCti98219.
- EPSS
- 2.6% chance of exploitation in the next 30 days; higher than 85% of CVEs (scores of 2026-10-31)
- Published
- Modified
- Record from
- the NVD, synced
Affected
- cisco:ios
- cisco:ios_xe
References
- http://tools.cisco.com/security/center/viewAlert.x?alertId=24121
- http://www.cisco.com/en/US/products/products_security_advisory09186a0080b95d4d.shtml
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A13781
- http://tools.cisco.com/security/center/viewAlert.x?alertId=24121
- http://www.cisco.com/en/US/products/products_security_advisory09186a0080b95d4d.shtml