CVE-2011-2531 Denial of service in n/a

Medium 4.3 Published 22 Jun 2011 Updated 17 Sep 2024

Remote attackers can cause denial of service via data truncation in Prosody when using MySQL due to incorrect data type assignment.

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

What is CVE-2011-2531?

CVE-2011-2531 is a medium-severity denial of service vulnerability in n/a, published on 22 Jun 2011. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

Prosody 0.8.x before 0.8.1, when MySQL is used, assigns an incorrect data type to the value column in certain tables, which might allow remote attackers to cause a denial of service (data truncation) by sending a large amount of data.

Weakness: CWE-399

Which versions are affected by CVE-2011-2531?

It affects 1 product.

Products include Prosody Prosody.

How do I fix CVE-2011-2531?

Upgrade to a fixed version.

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-2011-2531 being exploited?

There is no known exploitation of CVE-2011-2531 in the wild and no public exploit code.

Sources

Also known as DEBIAN-CVE-2011-2531, GHSA-68xv-w725-c7q5.