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Cisco Various Products Compressed DNS Messages Denial of Service
Secunia Advisory: SA15472
Release Date: 2005-05-24
Last Update: 2006-04-28
Popularity: 11,502 views

Critical:
Less critical
Impact: DoS
Where: From remote
Solution Status: Vendor Patch

OS:Cisco ATA 180 Series Analog Telephone Adaptors

Software:Cisco ACNS Software Version 4.x
Cisco ACNS Software Version 5.x
Cisco IP Phone 7900 Series
Cisco Unity Express 2.x

Secunia CVSS-2 Score: Available in Secunia business solutions

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Advisory Content (Page 1 of 3)[ 1 ] [ 2 ] [ 3 ]

Description:
A vulnerability has been reported in various Cisco products, which can be exploited by malicious people to cause a DoS (Denial of Service).

The vulnerability is caused due to an error in the DNS implementation during the decompression of compressed DNS messages and can be exploited via a specially crafted DNS packet containing invalid information in the compressed section.

Successful exploitation crashes a vulnerable device or causes it to function abnormally.

The vulnerability affects the following products:
* Cisco IP Phones 7902/7905/7912
* Cisco ATA (Analog Telephone Adaptor) 186/188
* Cisco Unity Express

The following Cisco ACNS (Application and Content Networking System) devices are also affected:
* Cisco 500 Series Content Engines
* Cisco 7300 Series Content Engines
* Cisco Content Routers 4400 series
* Cisco Content Distribution Manager 4600 series
* Cisco Content Engine Module for Cisco 2600, 2800, 3600, 3700, and 3800 series Integrated Service Routers.

Change Page:
[ 1 ] [ 2 ] [ 3 ]



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