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Insecure Library Loading
Not critical

GNU Gnash Insecure Temporary Files Security Issue

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Release Date:  2010-11-30    Last Update:  2011-11-21    Views:  2,200

Secunia Advisory SA42416

Where:

Local system

Impact:

Privilege escalation

Solution Status:

Vendor Patch

Software:

CVE Reference(s):

Description


A security issue has been discovered in GNU Gnash, which can be exploited by malicious, local users to perform certain actions with escalated privileges.

The security issue is caused due to the configure script using temporary files in an insecure manner. This can be exploited via symlink attacks to e.g. overwrite arbitrary files with the privileges of the user running the script.

The security issue is confirmed in version 0.8.8. Other versions may also be affected.


Solution:
Update to version 0.8.9.

Provided and/or discovered by:
Reported in a Debian bug by Jakub Wilk.

Original Advisory:
Debian Bug #605419:
http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=605419

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: GNU Gnash Insecure Temporary Files Security Issue

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