Secunia Security Advisory – Some vulnerabilities have been reported in Cisco Unified CallManager, which can be exploited by malicious, local users to gain escalated privileges or by malicious people to cause a DoS (Denial of Service) or compromise a vulnerable system.
You can download this advisory from the following link: https://packetstormsecurity.com/files/download/48213/sa21030.txt
Source: https://packetstormsecurity.com/files/48213/Secunia-Security-Advisory-21030.html