CVE-2006-1354 Auth bypass in n/a

High 7.5 Published 22 Mar 2006 Updated 7 Aug 2024

Remote attackers can bypass authentication or crash the FreeRADIUS server due to insufficient input validation in the EAP-MSCHAPv2 module.

Exploited in the wild: Not known
Login needed: Not needed
Attackable: Over the internet
Victim action needed: Not needed
Fix: Available

What is CVE-2006-1354?

CVE-2006-1354 is a high-severity authentication bypass vulnerability in n/a, published on 22 Mar 2006. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

Unspecified vulnerability in FreeRADIUS 1.0.0 up to 1.1.0 allows remote attackers to bypass authentication or cause a denial of service (server crash) via "Insufficient input validation" in the EAP-MSCHAPv2 state machine module.

Which versions are affected by CVE-2006-1354?

It affects 1 product.

Products include Freeradius Freeradius.

How do I fix CVE-2006-1354?

Upgrade to a fixed version.

Upgrade, and rotate credentials and sessions that may have been exposed. More about Authentication bypass.

Is CVE-2006-1354 being exploited?

There is no known exploitation of CVE-2006-1354 in the wild and no public exploit code.

Sources

Also known as DEBIAN-CVE-2006-1354, GHSA-778m-hp9h-2cxq.