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Insecure Library Loading
Moderately critical

chuggnutt.com "HTML to Plain Text Conversion" PHP Class Code Execution

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Release Date:  2008-12-15    Views:  4,489

Secunia Advisory SA33145

Where:

From remote

Impact:

System access

Solution Status:

Unpatched

CVE Reference(s):

No CVE references.

Description


A vulnerability has been discovered in the chuggnutt.com "HTML to Plain Text Conversion" PHP class, which can be exploited by malicious people to compromise a vulnerable system.

The vulnerability is caused due to the class using insecure regular expressions to filter HTML input. This can be exploited to inject and execute arbitrary PHP code by e.g. passing specially crafted data to an application using this class.

The vulnerability is confirmed in version 1.0. Other versions may also be affected.


Solution:
Edit the source code to ensure that secure regular expressions are used.

Provided and/or discovered by:
Reported in a RoundCube Webmail bug by RealMurphy.

Original Advisory:
http://trac.roundcube.net/ticket/1485618

Deep Links:
Links available to Secunia VIM customers

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: chuggnutt.com "HTML to Plain Text Conversion" PHP Class Code Execution

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