CVE-1999-0872 Memory corruption in n/a

High 7.2 Published 4 Feb 2000 Updated 1 Aug 2024

Local attackers can gain root access via a buffer overflow in Vixie cron triggered by a long MAILTO environment variable.

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-1999-0872?

CVE-1999-0872 is a high-severity memory corruption vulnerability in Debian Debian Linux, published on 4 Feb 2000. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

Buffer overflow in Vixie cron allows local users to gain root access via a long MAILTO environment variable in a crontab file.

Which versions are affected by CVE-1999-0872?

It affects 4 products.

Products include Caldera Openlinux, Debian Debian Linux, Paul Vixie Vixie Cron, Redhat Linux.

How do I fix CVE-1999-0872?

No fix has been published for CVE-1999-0872 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-1999-0872 being exploited?

There is no known exploitation of CVE-1999-0872 in the wild and no public exploit code.

All Debian Debian Linux vulnerabilities

Sources

Also known as GHSA-9rpr-p9f6-2hhx.