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Category:   Application (VoIP)  >   Cisco Unified Communications Manager (CallManager) Vendors:   Cisco
Cisco Unified Communications Manager SIP Memory Leak Lets Remote Users Consume Excessive Memory Resources
SecurityTracker Alert ID:  1035420
SecurityTracker URL:  http://securitytracker.com/id/1035420
CVE Reference:   CVE-2016-1350   (Links to External Site)
Date:  Mar 26 2016
Impact:   Denial of service via network
Fix Available:  Yes  Vendor Confirmed:  Yes  

Description:   A vulnerability was reported in Cisco Unified Communications Manager. A remote user can consume excessive memory on the target system.

A remote user can send specially crafted Session Initiation Protocol (SIP) packets to the target device to trigger a memory leak and cause the target device to eventually reload.

The vendor has assigned bug IDs CSCuj23293 and CSCuv39370 to this vulnerability.

Impact:   A remote user can consume excessive memory resources on the target system.
Solution:   The vendor has issued a fix (9.1(2)su4, 10.5(2)su3, 11.0(1)su1).

The vendor's advisory is available at:

http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20160323-sip

Vendor URL:  tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20160323-sip (Links to External Site)
Cause:   Access control error

Message History:   None.


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