CVE-2012-2655 Denial of service in n/a
Authenticated users can crash the PostgreSQL server by modifying procedural language call handler attributes, requiring an upgrade to fix.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2012-2655?
CVE-2012-2655 is a medium-severity denial of service vulnerability in Postgresql Postgresql, published on 18 Jul 2012. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
PostgreSQL 8.3.x before 8.3.19, 8.4.x before 8.4.12, 9.0.x before 9.0.8, and 9.1.x before 9.1.4 allows remote authenticated users to cause a denial of service (server crash) by adding the (1) SECURITY DEFINER or (2) SET attributes to a procedural language's call handler.
Weakness: CWE-399
Which versions are affected by CVE-2012-2655?
It affects 1 product.
Products include Postgresql Postgresql.
How do I fix CVE-2012-2655?
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-2012-2655 being exploited?
There is no known exploitation of CVE-2012-2655 in the wild and no public exploit code.
Other vulnerabilities in Postgresql Postgresql
Sources
Also known as GHSA-cvwf-36vc-625j.