Vulnerability Description
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.
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Cisco | Ios Xe | 3.1.0sg |
| Cisco | Ios | >= 12.1, <= 12.4 |
References
- http://tools.cisco.com/security/center/viewAlert.x?alertId=24121Vendor Advisory
- http://www.cisco.com/en/US/products/products_security_advisory09186a0080b95d4d.sVendor Advisory
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Third Party Advisory
- http://tools.cisco.com/security/center/viewAlert.x?alertId=24121Vendor Advisory
- http://www.cisco.com/en/US/products/products_security_advisory09186a0080b95d4d.sVendor Advisory
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Third Party Advisory
FAQ
What is CVE-2011-3279?
CVE-2011-3279 is a vulnerability with a CVSS score of 7.8 (HIGH). 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...
How severe is CVE-2011-3279?
CVE-2011-3279 has been rated HIGH with a CVSS base score of 7.8/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2011-3279?
Check the references section above for vendor advisories and patch information. Affected products include: Cisco Ios Xe, Cisco Ios.