The Computer Telephony Integration (CTI) Manager service in Cisco Unified Communications Manager (CUCM) 5.x before 5.1(3c) and 6.x before 6.1(2) allows remote attackers to cause a denial of service (TSP crash) via malformed network traffic to TCP port 2748.
| Software | From | Fixed in |
|---|---|---|
| cisco / unified_communications_manager | 5.0 | 5.1\(3c\) |
| cisco / unified_communications_manager | 6.0 | 6.1\(2\) |