From: Secunia Security Advisories (sec-advsecunia.com)
Date: Fri Jul 11 2003 - 13:13:36 CDT

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TITLE:
FreeRADIUS Unspecified CHAP Buffer Overflow Vulnerability

READ ONLINE:
http://www.secunia.com/advisories/9211/

CRITICAL:
Moderately critical

IMPACT:
DoS, System access

WHERE:
From remote

SOFTWARE:
FreeRADIUS 0.x

DESCRIPTION:
A vulnerability has been identified in FreeRADIUS, which potentially
can be exploited by malicious people cause a DoS (Denial of Service)
on a vulnerable RADIUS server or compromise it.

The vulnerability is caused due to a unspecified boundary error in
the code related to CHAP (Challenge-Handshake Authentication
Protocol) authentication.

No more information has been disclosed.

SOLUTION:
Update to version 0.9.0-pre1:
ftp://ftp.freeradius.org/pub/radius/freeradius.tar.gz

REPORTED BY / CREDITS:
Masao Nishiku

ORIGINAL ADVISORY:
http://www.freeradius.org/radiusd/doc/ChangeLog

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