Squid NTLM fakeauth_auth Helper Can Be Crashed By Remote Users
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SecurityTracker Alert ID: 1012818
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SecurityTracker URL: http://securitytracker.com/id?1012818
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CVE Reference: CVE-2005-0096
, CVE-2005-0097
(Links to External Site)
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OSVDB Reference: 12816
(Links to External Site)
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Updated: Mar 7 2006
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Original Entry Date: Jan 10 2005
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Impact: Denial of service via network
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Fix Available: Yes
Vendor Confirmed: Yes
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Version(s): 2.5
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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.
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Impact: A remote user can cause denial of service conditions.
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Solution: 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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Vendor URL: www.squid-cache.org/bugs/show_bug.cgi?id=1183 (Links to External Site)
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Cause: Access control error, Boundary error
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Underlying OS: Linux (Any), UNIX (Any)
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Message History:
None.
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Source Message Contents
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Date: Mon, 10 Jan 2005 08:14:08 -0500
Subject: [none]
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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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