CVE-2012-0376: Cisco Unified Communications Manager

Medium severity, CVSS 5.0. EPSS: 1.2% chance of exploitation in the next 30 days.

The voice-sipstack component in Cisco Unified Communications Manager (CUCM) 8.5 allows remote attackers to cause a denial of service (core dump) via vectors involving SIP messages that arrive after an upgrade, aka Bug ID CSCtj87367.

Affected products

• Cisco Unified Communications Manager: version 8.5 only

Published 2012-05-03. Last modified 2026-06-16.