Denial of Service Vulnerability in Cisco IOS and IOS XE MPLS NAT Implementation

Denial of Service Vulnerability in Cisco IOS and IOS XE MPLS NAT Implementation

CVE-2011-3279 · HIGH Severity

AV:N/AC:L/AU:N/C:N/I:N/A:C

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.

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