CVE-2022-1543 Improper handling of Length parameter in erudika/scoold

Critical 9.3 Published 29 Apr 2022 Updated 3 Aug 2024

Attackers can cause a momentary outage and potential memory corruption by sending large text inputs to the Length parameter in Scoold.

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-2022-1543?

CVE-2022-1543 is a critical denial of service vulnerability in erudika/scoold, published on 29 Apr 2022. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

Improper handling of Length parameter in GitHub repository erudika/scoold prior to 1.49.4. When the text size is large enough the service results in a momentary outage in a production environment. That can lead to memory corruption on the server.

Weakness: CWE-130

Which versions are affected by CVE-2022-1543?

It affects 1 product.

Products include Erudika Scoold.

How do I fix CVE-2022-1543?

No fix has been published for CVE-2022-1543 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-2022-1543 being exploited?

There is no known exploitation of CVE-2022-1543 in the wild and no public exploit code.

Sources

Also known as GHSA-q6f4-32m8-8m5c.