CVE-2011-3279

Severity CVSS v4.0:

Pending analysis

Type:

Unavailable / Other

Publication date:

03/10/2011

Last modified:

11/04/2025

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.

Impact

Vector 2.0

AV:N/AC:L/Au:N/C:N/I:N/A:C CVSS v2.0 Severity and Metrics:

Base Score: 7.80 HIGH
Vector: AV:N/AC:L/Au:N/C:N/I:N/A:C

Attack Vector (AV): Network
Attack Complexity (AC): Low
Authentication (Au): None
Confidentiality (C): None
Integrity (I): None
Availability (A): Complete

Base Score 2.0

7.80

Severity 2.0

HIGH

Vulnerable products and versions

CPE	From	Up to
cpe:2.3:o:cisco:ios_xe:3.1.0sg:::::::*
cpe:2.3:o:cisco:ios_xe:3.1.1sg:::::::*
cpe:2.3:o:cisco:ios::::::::	12.1 (including)	12.4 (including)
cpe:2.3:o:cisco:ios::::::::	15.0 (including)	15.1 (including)

To consult the complete list of CPE names with products and versions, see this page

CVE-2011-3279

Description

Impact

Vulnerable products and versions

References to Advisories, Solutions, and Tools