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LibVNCServer Authentication Bypass Vulnerability
Secunia Advisory: SA20940
Release Date: 2006-07-14
Popularity: 6,415 views

Critical:
Highly critical
Impact: Security Bypass
Where: From remote
Solution Status: Vendor Patch

Software:LibVNCServer 0.x

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CVE reference:CVE-2006-2450


Description:
A vulnerability has been reported in LibVNCServer, which can be exploited by malicious people to bypass certain security restrictions.

The vulnerability is caused due to an error within the handling of VNC authentication requests. This can be exploited to bypass authentication and may allow access to the functionality of an application using the vulnerable library.

Solution:
The vulnerability has been fixed in the CVS repository.

Provided and/or discovered by:
Ludwig Nussel

Original Advisory:
http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=376824


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