BleepingComputer.com: Cisco Squashes Voip, Router Bugs

Cisco squashes VoIP, router bugs
By Joris Evers
Published: January 18, 2006, 3:01 PM PST

Flaws in Cisco Systems software for routers and IP telephony could be a conduit for attacks on enterprise networks, the company has warned...On Wednesday, it released two security alerts along with fixes for Cisco CallManager...Two flaws exist in the software: One could allow an attacker to paralyze a Cisco IP telephony installation, the other could allow someone with read-only access to the system to gain full privileges...