Secunia Security Advisory – Some vulnerabilities have been reported in Cisco Unified Communications Manager, which can be exploited by malicious people to cause a DoS (Denial of Service).
You can download this advisory from the following link: https://packetstormsecurity.com/files/download/70355/sa32013.txt
Source: https://packetstormsecurity.com/files/70355/Secunia-Security-Advisory-32013.html