The command-line interface in Cisco Unified Communications Manager (CUCM) does not properly validate input, which allows local users to read arbitrary files via unspecified vectors, aka Bug ID CSCue25770.
Cisco Unified Communications Manager (CUCM) 8.6 before 8.6(2a)su2, 8.6 BE3k before 8.6(4) BE3k, and 9.x before 9.0(1) allows remote attackers to cause a denial of service (CPU consumption and GUI and voice outages) via malformed packets to unused UDP ports, aka Bug ID CSCtx43337.