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Insecure Library Loading
Moderately critical

Yaws Source Code Disclosure Vulnerability

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Release Date:  2005-06-17    Last Update:  2005-06-24    Views:  9,139

Secunia Advisory SA15740

Where:

From remote

Impact:

Exposure of sensitive information

Solution Status:

Vendor Patch

Software:

CVE Reference(s):

Description


M. Eiszner has reported a vulnerability in Yaws, which can be exploited by malicious people to gain knowledge of potentially sensitive information.

This vulnerability is caused due to an input validation error when handling a request containing a NULL byte appended to the filename. This can be exploited to retrieve the source code of yaws script files (.yaws) on a vulnerable server.

The vulnerability is reported in version 1.55 and prior.


Solution:
Update to version 1.56:

Further details available to Secunia VIM customers

Provided and/or discovered by:
M. Eiszner, SEC-Consult.

Original Advisory:
SEC Consult:
http://www.sec-consult.com/181.html

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: Yaws Source Code Disclosure Vulnerability

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