FreeBSD : freeradius -- EAP-MSCHAPv2 Authentication Bypass (37a5c10f-bf56-11da-b0e9-00123ffe8333)

This script is Copyright (C) 2006-2013 Tenable Network Security, Inc.


Synopsis :

The remote FreeBSD host is missing a security-related update.

Description :

Freeradius Security Contact reports :

Insufficient input validation was being done in the EAP-MSCHAPv2 state
machine. A malicious attacker could manipulate their EAP-MSCHAPv2
client state machine to potentially convince the server to bypass
authentication checks. This bypassing could also result in the server
crashing.

See also :

http://www.freeradius.org/security.html#1.1.0
http://www.nessus.org/u?4c5f39a7

Solution :

Update the affected package.

Risk factor :

High / CVSS Base Score : 7.5
(CVSS2#AV:N/AC:L/Au:N/C:P/I:P/A:P)

Family: FreeBSD Local Security Checks

Nessus Plugin ID: 21412 (freebsd_pkg_37a5c10fbf5611dab0e900123ffe8333.nasl)

Bugtraq ID:

CVE ID: CVE-2006-1354

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