—–BEGIN PGP SIGNED MESSAGE—–
Hash: SHA256

Cisco Security Advisory: Cisco IOS and IOS XE and Cisco Unified Communications Manager Software Session Initiation Protocol Memory Leak Vulnerability

Advisory ID: cisco-sa-20160323-sip

Revision 1.0

For Public Release 2016 March 23 16:00 GMT

+———————————————————————

Summary
=======

A vulnerability in the Session Initiation Protocol (SIP) gateway implementation in Cisco IOS, IOS XE, and Cisco Unified Communications Manager Software could allow an unauthenticated, remote attacker to cause a memory leak and eventual reload of an affected device.

The vulnerability is due to improper processing of malformed SIP messages. An attacker could exploit this vulnerability by sending malformed SIP messages to be processed by an affected device. An exploit could allow the attacker to cause a memory leak and eventual reload of the affected device.

Cisco has released software updates that address this vulnerability. There are no workarounds that address this vulnerability other than disabling SIP on the vulnerable device.

This advisory is available at the following link:
http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20160323-sip

This advisory is part of the March 23, 2016, release of the Cisco IOS and IOS XE Software Security Advisory Bundled Publication, which includes six Cisco Security Advisories that describe six vulnerabilities. All the vulnerabilities have a Security Impact Rating of “High.” For a complete list of advisories and links to them, see Cisco Event Response:
http://www.cisco.com/c/en/us/about/security-center/event-response/cisco-erp-march-2016.html

—–BEGIN PGP SIGNATURE—–
Comment: GPGTools – http://gpgtools.org
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=XbF5
—–END PGP SIGNATURE—–
_______________________________________________
cust-security-announce mailing list
cust-security-announce@cisco.com
To unsubscribe, send the command “unsubscribe” in the subject of your message to cust-security-announce-leave@cisco.com