Cisco IOS SIP Packet Handling Remote Denial Of Service Vulnerability
CISCO IOS is prone to a denial-of-service vulnerability.
This issue affects only devices that support voice communications but don't have SIP enabled.
Attackers can exploit this issue to reload a vulnerable device.
IOS releases subsequent to 12.3(14)T, 12.3(8)YC1, and 12.3(8)YG are vulnerable. All 12.4 releases are affected as well.