Intrusion Prevention

SIP.Invite.Remote.DoS

Description

This indicates an attempt to exploit a denial-of-service vulnerability in the Cisco IP Phone firmware.
The vulnerability is a result of the application's failure to properly process a specially crafted INVITE request. As a result, a remote attacker can exploit this to cause a denial-of-service condition.

Affected Products

Cisco IP Phone 7940
Cisco IP Phone 7960

Impact

Denial of service

Recommended Actions

Upgrade to firmware version 8.6(0) (POS8-6-0) :
http://www.cisco.com/pcgi-bin/tablebuild.pl/sip-ip-phone7960?psrtdcat20e2

CVE References

CVE-2007-1542