CVE-2021-22532 Possible NLDAP Denial of Service attack Vulnerability

High 7.6 Published 12 Sep 2024 Updated 12 Sep 2024

Attackers can cause a denial of service in OpenText eDirectory by exploiting a resource exhaustion vulnerability in the NLDAP service.

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

What is CVE-2021-22532?

CVE-2021-22532 is a high-severity denial of service vulnerability in OpenText eDirectory, published on 12 Sep 2024. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

Possible NLDAP Denial of Service attack Vulnerability

in eDirectory has been discovered in OpenText™ eDirectory before 9.2.4.0000.

Weakness: CWE-770

Which versions are affected by CVE-2021-22532?

It affects 1 product.

Products include Microfocus Edirectory.

How do I fix CVE-2021-22532?

No fix has been published for CVE-2021-22532 yet. Limit exposure of the affected software until one is available.

Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.

Is CVE-2021-22532 being exploited?

There is no known exploitation of CVE-2021-22532 in the wild and no public exploit code.

Sources

Also known as GHSA-gmjh-p826-vp24.