CVE-2000-0996 Memory corruption in n/a

High 7.2 Published 22 Jan 2001 Updated 8 Aug 2024

Local attackers can exploit a format string vulnerability in the su program to gain root privileges on OpenBSD systems.

Exploited in the wild: Not known
Login needed: Any signed-in user
Attackable: Local or same network only
Victim action needed: Not needed
Fix: None listed

What is CVE-2000-0996?

CVE-2000-0996 is a high-severity memory corruption vulnerability in Openbsd Openbsd, published on 22 Jan 2001. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

Format string vulnerability in OpenBSD su program (and possibly other BSD-based operating systems) allows local attackers to gain root privileges via a malformed shell.

Which versions are affected by CVE-2000-0996?

It affects 1 product.

Products include Openbsd Openbsd.

How do I fix CVE-2000-0996?

No fix has been published for CVE-2000-0996 yet. Limit exposure of the affected software until one is available.

Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.

Is CVE-2000-0996 being exploited?

There is no known exploitation of CVE-2000-0996 in the wild and no public exploit code.

All Openbsd Openbsd vulnerabilities

Sources

Also known as GHSA-fq86-7hfr-cx3q.