CVE-2006-0453 Use after free in n/a

High 7.8 Published 14 Feb 2006 Updated 7 Aug 2024

Remote attackers can crash the Fedora Directory Server LDAP component by sending a malformed BER sequence, causing a denial of service.

Exploited in the wild: Not known
Login needed: Not needed
Attackable: Over the internet
Victim action needed: Not needed
Fix: None listed

What is CVE-2006-0453?

CVE-2006-0453 is a high-severity use after free vulnerability in Redhat Fedora Core, published on 14 Feb 2006. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

The LDAP component in Fedora Directory Server 1.0 allow remote attackers to cause a denial of service (crash) via a certain "bad BER sequence" that results in a free of uninitialized memory, as demonstrated using the ProtoVer LDAP test suite.

Which versions are affected by CVE-2006-0453?

It affects 1 product.

Products include Redhat Fedora Core.

How do I fix CVE-2006-0453?

No fix has been published for CVE-2006-0453 yet. Limit exposure of the affected software until one is available.

Upgrade to the fixed version. These bugs are found with fuzzing and sanitisers and avoided by memory-safe languages. More about Use after free.

Is CVE-2006-0453 being exploited?

There is no known exploitation of CVE-2006-0453 in the wild and no public exploit code.

All Redhat Fedora Core vulnerabilities

Sources

Also known as GHSA-22q9-7cmf-jjxp.