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

High Nessus Plugin ID 21412


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


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.


Update the affected package.

See Also

Plugin Details

Severity: High

ID: 21412

File Name: freebsd_pkg_37a5c10fbf5611dab0e900123ffe8333.nasl

Version: $Revision: 1.9 $

Type: local

Published: 2006/05/13

Modified: 2013/06/21

Dependencies: 12634

Risk Information

Risk Factor: High


Base Score: 7.5

Vector: CVSS2#AV:N/AC:L/Au:N/C:P/I:P/A:P

Vulnerability Information

CPE: p-cpe:/a:freebsd:freebsd:freeradius, cpe:/o:freebsd:freebsd

Required KB Items: Host/local_checks_enabled, Host/FreeBSD/release, Host/FreeBSD/pkg_info

Patch Publication Date: 2006/03/29

Vulnerability Publication Date: 2006/03/21

Reference Information

CVE: CVE-2006-1354

Secunia: 19300