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If through a vulnerability assessment, a network security issue is detected for the vulnerability below, applying the appropriate security patches in a timely matter is very important.  If you have detected that your system has already been compromised, following CERT's Network Security recovery document will assist with recommended steps for system recovery.


Home >> Browse Vulnerability Assessment Database >> CISCO >> Cisco IOS SIP Packet Handling Remote Denial Of Service Vulnerability


Vulnerability Assessment Details

Cisco IOS SIP Packet Handling Remote Denial Of Service Vulnerability

Vulnerability Assessment Summary
Uses SNMP to determine if a flaw is present

Detailed Explanation for this Vulnerability Assessment

Summary :

The remote CISCO device can be crashed remotely

Description :


The remote version of IOS contains a flaw which may cause the remote router
to crash when it receives a malicious SIP (Session Initiation Protocol) packet.

A possible hacker might use these flaws to disable this device remotely.

Solution :

http://www.cisco.com/warp/public/707/cisco-sa-20070131-sip.shtml

Network Security Threat Level:

Low / CVSS Base Score : 3.3
(AV:R/AC:L/Au:NR/C:N/I:N/A:C/B:A)

Networks Security ID: 22330

Vulnerability Assessment Copyright: This script is (C) 2007 Tenable Network Security

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