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Category:   Application (Generic)  >   Squid Vendors:   Squid-cache.org
Squid NTLM fakeauth_auth Helper Can Be Crashed By Remote Users
SecurityTracker Alert ID:  1012818
SecurityTracker URL:  http://securitytracker.com/id/1012818
CVE Reference:   CVE-2005-0096, CVE-2005-0097   (Links to External Site)
Updated:  Mar 7 2006
Original Entry Date:  Jan 10 2005
Impact:   Denial of service via network
Fix Available:  Yes  Vendor Confirmed:  Yes  
Version(s): 2.5
Description:   A vulnerability was reported in Squid in the NTLM fakeauth_auth helper. A remote user can trigger a segmentation fault.

There is a memory leak in Squid in the NTLM fakeauth_auth helper [CVE-2005-0096]. Under high load or when running for a long period of time, the application may run out of memory. In addition, a remote user can send a specially crafted NTLM type 3 message to cause a segmentation fault [CVE-2005-0097].

Duane Wessels reported the memory leak vulnerability.

Impact:   A remote user can cause denial of service conditions.
Solution:   A patch is available:

http://www.squid-cache.org/Versions/v2/2.5/bugs/squid-2.5.STABLE7-fakeauth_auth.patch

Vendor URL:  www.squid-cache.org/bugs/show_bug.cgi?id=1183 (Links to External Site)
Cause:   Access control error, Boundary error
Underlying OS:   Linux (Any), UNIX (Any)

Message History:   None.


 Source Message Contents

Date:  Mon, 10 Jan 2005 08:14:08 -0500
Subject:  [none]


Duane Wessels reported that there is a memory leak in Squid in the NTLM fakeauth_auth 
helper.  Under high load or when running for a long period of time, the application
may run out of memory.  In addition, a remote user can send a specially crafted NTLM
type 3 message to cause a segmentation fault.

A patch is available:

http://www.squid-cache.org/Versions/v2/2.5/bugs/squid-2.5.STABLE7-fakeauth_auth.patch
 
 


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