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WinRAR "Repair Archive" Feature Vulnerability
Secunia Advisory: SA13070
Release Date: 2004-11-03
Last Update: 2005-02-21
Popularity: 25,017 views

Critical:
Moderately critical
Impact: System access
Where: From remote
Solution Status: Vendor Patch

Software:WinRAR 3.x

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CVE reference:CVE-2004-1495


Description:
Peter Winter-Smith of NGSSoftware has reported a vulnerability in WinRAR, which can be exploited by malicious people to compromise a user's system.

The vulnerability is caused due to an error in the "Repair Archive" feature.

Successful exploitation requires that a user is tricked into using the "Repair Archive" feature on a specially crafted archive file.

The vulnerability has been reported in versions 3.40 and prior.

Solution:
Update to version 3.41.
http://www.rarlabs.com/download.htm

Provided and/or discovered by:
Peter Winter-Smith of NGSSoftware.

Changelog:
2005-02-21: Added CVE reference.

Original Advisory:
http://www.nextgenss.com/advisories/winrar.txt


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