Cisco Unified Communications Manager (CUCM, formerly CallManager) 5.1 before 5.1(2), and Unified CallManager 5.0, allow remote attackers to cause a denial of service (kernel panic) via a flood of SIP INVITE messages to UDP port 5060, which triggers resource exhaustion, aka CSCsi75822.
| Name | Vendor | Start Version | End Version |
|---|---|---|---|
| Unified_callmanager | Cisco | 5.0 (including) | 5.0 (including) |
| Unified_communications_manager | Cisco | * | 5.1(2) (including) |