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SafeHTML Hexadecimal HTML Entities Security Bypass
Secunia Advisory: SA13869
Release Date: 2005-01-17
Last Update: 2005-03-10
Popularity: 7,860 views

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

Software:SafeHTML 1.x

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CVE reference:CVE-2005-0649


Description:
Christian Stocker has reported a vulnerability in SafeHTML, which can be exploited by malicious people to bypass certain security restrictions.

The vulnerability is caused due to an error in the handling of hexadecimal HTML entities. This can be exploited to bypass the blocking of dangerous content in HTML in an application using SafeHTML for parsing HTML code.

Solution:
Update to version 1.2.1:
http://pixel-apes.com/download/safehtml-1.2.1.zip

Provided and/or discovered by:
Christian Stocker

Changelog:
2005-03-10: Added CVE reference.


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