CVE-2012-4555 Null dereference in n/a

Medium 4.0 Published 4 Jan 2013 Updated 6 Aug 2024

Remote attackers can crash the Apache web server child process via a NULL pointer dereference in the token processing system.

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

What is CVE-2012-4555?

CVE-2012-4555 is a medium-severity vulnerability in n/a, published on 4 Jan 2013. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

The token processing system (pki-tps) in Red Hat Certificate System (RHCS) before 8.1.3 does not properly handle interruptions of token format operations, which allows remote attackers to cause a denial of service (NULL pointer dereference and Apache httpd web server child process crash) via unspecified vectors.

Which versions are affected by CVE-2012-4555?

It affects 1 product.

Products include Redhat Certificate System.

How do I fix CVE-2012-4555?

Upgrade to a fixed version.

Is CVE-2012-4555 being exploited?

There is no known exploitation of CVE-2012-4555 in the wild and no public exploit code.

Sources

Also known as GHSA-g97f-4ph3-r6fc.