CVE-2006-2450 Auth bypass in n/a

High 7.5 Published Updated

Remote attackers can bypass authentication in LibVNCServer by requesting an insecure security type not offered by the server.

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

What is CVE-2006-2450?

CVE-2006-2450 is a high-severity authentication bypass vulnerability in n/a, published on 14 Jul 2006. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

auth.c in LibVNCServer 0.7.1 allows remote attackers to bypass authentication via a request in which the client specifies an insecure security type such as "Type 1 - None", which is accepted even if it is not offered by the server, a different issue than CVE-2006-2369.

Which versions are affected by CVE-2006-2450?

It affects 1 product.

Products include Libvncserver Libvncserver.

How do I fix CVE-2006-2450?

Upgrade to a fixed version.

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

Is CVE-2006-2450 being exploited?

There is no known exploitation of CVE-2006-2450 in the wild and no public exploit code.

Sources

Also known as DEBIAN-CVE-2006-2450, GHSA-ghjj-rq7v-wjhm.

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