CVE-2000-0994 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 fstat utility via the PWD variable 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-2000-0994?

CVE-2000-0994 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 fstat program (and possibly other BSD-based operating systems) allows local users to gain root privileges via the PWD environmental variable.

Which versions are affected by CVE-2000-0994?

It affects 1 product.

Products include Openbsd Openbsd.

How do I fix CVE-2000-0994?

No fix has been published for CVE-2000-0994 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-2000-0994 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2000-0994 exists.

Public exploit code: 1 Exploit-DB entry.

All Openbsd Openbsd vulnerabilities

Sources

Also known as GHSA-6xrp-2jm3-h54w.