This bulletin was written by Vigil@nce : http://vigilance.fr/offer
SYNTHESIS OF THE VULNERABILITY
An attacker can send malformed SIP packets, in order to generate a memory leak in Cisco IOS and Cisco Unified Communications Manager, leading to a denial of service.
Severity: 2/4
Creation date: 03/05/2012
IMPACTED PRODUCTS
?Cisco IOS ?Cisco Router ?Cisco Unified Communications Manager
DESCRIPTION OF THE VULNERABILITY
The SIP (Session Initiation Protocol) protocol creates sessions which are used to transfer multimedia data. This protocol uses ports 5060 and 5061 (if TLS).
An attacker can send malformed SIP packets, in order to generate a memory leak in Cisco IOS and Cisco Unified Communications Manager, leading to a denial of service.
Technical details are unknown.
ACCESS TO THE COMPLETE VIGIL@NCE BULLETIN
http://vigilance.fr/vulnerability/C... Manager-memory-leak-via-SIP-11576
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