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Secunia Advisory SA22265

Grandstream GXP-2000 Denial of Service Vulnerability
Secunia Advisory SA22265
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Release Date 2006-10-07
Last Update 2006-10-30
   
Popularity 7,770 views
Comments 0 comments

Criticality level Less criticalLess critical
Impact DoS
Where From local network
Authentication level Available in Customer Area
   
Report reliability Available in Customer Area
Solution Status Vendor Patch
   
Systems affected Available in Customer Area
Approve distribution Available in Customer Area
   
Operating System
Grandstream GXP-2000
Secunia CVSS Score Available in Customer Area
CVE Reference(s) CVE-2006-5231 CVSS available in Customer Area
  

Description

Shawn Merdinger has reported a vulnerability in the Grandstream GXP-2000 VoIP Desktop Phone, which can be exploited by malicious people to cause a DoS (Denial of Service).

The phone has several undocumented open UDP ports, including 5062, 5064, 5066, 9876 and 26789. Sending large amounts of ASCII data to these ports can cause the phone to freeze, reboot or stop working correctly.

The vulnerability is reported in firmware version 1.1.0.5. Other versions may also be affected.


Solution
Update the firmware to the latest version.
Further details available in Customer Area

Provided and/or discovered by
Shawn Merdinger

Changelog
Further details available in Customer Area

Deep Links
Links available in Customer Area


Do you have additional information related to this advisory?

Please provide information about patches, mitigating factors, new versions, exploits, faulty patches, links, and other relevant data by posting comments to this Advisory. You can also send this information to vuln@secunia.com

Subject: Grandstream GXP-2000 Denial of Service Vulnerability
 
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