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[SA12508] Squid "clientAbortBody()" Denial of Service Vulnerability

From: Secunia Security Advisories (sec-advsecunia.com)
Date: Mon Sep 13 2004 - 07:21:05 CDT

TITLE:
Squid "clientAbortBody()" Denial of Service Vulnerability

SECUNIA ADVISORY ID:
SA12508

VERIFY ADVISORY:
http://secunia.com/advisories/12508/

CRITICAL:
Less critical

IMPACT:
DoS

WHERE:
From local network

SOFTWARE:
Squid 2.x
http://secunia.com/product/310/

DESCRIPTION:
M.A.Young has reported a vulnerability in Squid, which can be
exploited by malicious people to cause a DoS (Denial of Service).

The vulnerability is caused due to a NULL pointer dereference error
within the "clientAbortBody()" function. This can potentially be
exploited to crash Squid by visiting a malicious website via the
proxy.

SOLUTION:
A patch has been applied to version 2.5.STABLE5 and 2.5.STABLE6.
However, it may reportedly only address the issue partially.

PROVIDED AND/OR DISCOVERED BY:
Originally discovered by:
M.A.Young

Reported in version 2.5.STABLE6 by:
d3thStaR

ORIGINAL ADVISORY:
Squid Bugzilla reference:
http://www.squid-cache.org/bugs/show_bug.cgi?id=972

RootThief:
http://www.rootthief.com/?view=advisories/squid

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