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Category:   Application (Generic)  >   Gzip Vendors:   GNU [multiple authors]
Gzip zgrep Implementation May Let Remote Users Execute Arbitrary Commands
SecurityTracker Alert ID:  1013928
SecurityTracker URL:  http://securitytracker.com/id/1013928
CVE Reference:   CAN-2005-0758   (Links to External Site)
Date:  May 10 2005
Impact:   Execution of arbitrary code via network, User access via network
Fix Available:  Yes  Vendor Confirmed:  Yes  
Version(s): 1.2.4
Description:   A vulnerability was reported in gzip in the zgrep implementation. A remote user may be able to cause arbitrary commands to be executed.

The zgrep code does not properly validate user-supplied arguments. If arguments originate from an untrusted source, then a user may be able to cause arbitrary commands to be executed on the target system.

The flaw resides in 'zgrep.in'.

Impact:   A remote user may be able to cause arbitrary commands to be executed.
Solution:   A patch for 'zgrep.in' is available in the following bug report:

http://bugs.gentoo.org/show_bug.cgi?id=90626

Vendor URL:  www.gzip.org/ (Links to External Site)
Cause:   Input validation error
Underlying OS:  Linux (Any), UNIX (Any)

Message History:   None.


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