Cisco Security Advisory - Cisco Unified Presence contains two denial of service (DoS) vulnerabilities that may cause an interruption to presence services. These vulnerabilities were discovered internally by Cisco, and there are no workarounds.
5040d9da866d73909e15e2323a2ffb9e51d201c0eb74d28847da66bbd1085e58
Cisco Security Advisory - Cisco Unified Communications Manager (formerly CallManager) contains multiple denial of service (DoS) vulnerabilities that if exploited could cause an interruption to voice services. The Session Initiation Protocol (SIP) and Skinny Client Control Protocol (SCCP) services are affected by these vulnerabilities.
8a2ea0a4627f9010053dc3a65ff3691adac7f833b375825a60556dbd0c581ab4