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VULNERABILITIES

CVE-2011-2561 Details

Description

The SIP process in Cisco Unified Communications Manager (aka CUCM, formerly CallManager) 7.x before 7.1(5b)su4 and 8.x before 8.0(1) does not properly handle SDP data within a SIP call in certain situations related to use of the g729ar8 codec for a Media Termination Point (MTP), which allows remote attackers to cause a denial of service (service outage) via a crafted call, aka Bug ID CSCtc61990.

Metrics

CVSS 3.x Severity and Vector Strings:

No CVSS 3.x data is available for this CVE.

References to Advisories, Solutions, and Tools

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URLSource(s)Tag(s)
http://www.cisco.com/en/US/products/products_security_advisory09186a0080b8f531.shtml CVEVendor Advisory
http://www.cisco.com/en/US/products/products_security_advisory09186a0080b8f531.shtml [email protected]Vendor Advisory

Weakness Enumeration

CWE-IDCWE NameSource
CWE-399Resource Management Errors[email protected]

Affected Products

ProductVersions
cisco unified communications manager
7.0(1)su1
7.0(1)su1a
7.0(2)
7.0(2a)
7.0(2a)su1

CPE

  • cpe:2.3:a:cisco:unified_communications_manager:7.0(1)su1:*:*:*:*:*:*:*
  • cpe:2.3:a:cisco:unified_communications_manager:7.0(1)su1a:*:*:*:*:*:*:*
  • cpe:2.3:a:cisco:unified_communications_manager:7.0(2):*:*:*:*:*:*:*
  • cpe:2.3:a:cisco:unified_communications_manager:7.0(2a):*:*:*:*:*:*:*
  • cpe:2.3:a:cisco:unified_communications_manager:7.0(2a)su1:*:*:*:*:*:*:*
  • cpe:2.3:a:cisco:unified_communications_manager:7.0(2a)su2:*:*:*:*:*:*:*
  • cpe:2.3:a:cisco:unified_communications_manager:7.1(2a):*:*:*:*:*:*:*
  • cpe:2.3:a:cisco:unified_communications_manager:7.1(2a)su1:*:*:*:*:*:*:*
  • cpe:2.3:a:cisco:unified_communications_manager:7.1(2b):*:*:*:*:*:*:*
  • cpe:2.3:a:cisco:unified_communications_manager:7.1(2b)su1:*:*:*:*:*:*:*
  • cpe:2.3:a:cisco:unified_communications_manager:7.1(3):*:*:*:*:*:*:*
  • cpe:2.3:a:cisco:unified_communications_manager:7.1(3a):*:*:*:*:*:*:*
  • cpe:2.3:a:cisco:unified_communications_manager:7.1(3a)su1:*:*:*:*:*:*:*
  • cpe:2.3:a:cisco:unified_communications_manager:7.1(3a)su1a:*:*:*:*:*:*:*
  • cpe:2.3:a:cisco:unified_communications_manager:7.1(3b):*:*:*:*:*:*:*
  • cpe:2.3:a:cisco:unified_communications_manager:7.1(3b)su1:*:*:*:*:*:*:*
  • cpe:2.3:a:cisco:unified_communications_manager:7.1(3b)su2:*:*:*:*:*:*:*
  • cpe:2.3:a:cisco:unified_communications_manager:7.1(5):*:*:*:*:*:*:*
  • cpe:2.3:a:cisco:unified_communications_manager:7.1(5)su1:*:*:*:*:*:*:*
  • cpe:2.3:a:cisco:unified_communications_manager:7.1(5)su1a:*:*:*:*:*:*:*
  • cpe:2.3:a:cisco:unified_communications_manager:7.1(5a):*:*:*:*:*:*:*
  • cpe:2.3:a:cisco:unified_communications_manager:7.1(5b):*:*:*:*:*:*:*
  • cpe:2.3:a:cisco:unified_communications_manager:7.1(5b)su1:*:*:*:*:*:*:*
  • cpe:2.3:a:cisco:unified_communications_manager:7.1(5b)su1a:*:*:*:*:*:*:*
  • cpe:2.3:a:cisco:unified_communications_manager:7.1(5b)su2:*:*:*:*:*:*:*
  • cpe:2.3:a:cisco:unified_communications_manager:7.1(5b)su3:*:*:*:*:*:*:*
  • cpe:2.3:a:cisco:unified_communications_manager:8.0:*:*:*:*:*:*:*

Remediation

  • No remediation found in references.

Change History

5 change records found show changes

QUICK INFO

CVE Dictionary Entry:
CVE-2011-2561
NVD Published Date:
Aug 29, 2011
NVD Last Modified:
Jun 16, 2026
Source:
[email protected]
CVE-2011-2561 Details - Not Deferred