CVE-2002-0542 Privilege escalation in n/a

High 7.2 Published Updated

Local attackers can gain root privileges by exploiting tilde escape processing in the mail utility when invoked via cron.

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-2002-0542?

CVE-2002-0542 is a high-severity vulnerability in Openbsd Openbsd, published on 2 Apr 2003. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

mail in OpenBSD 2.9 and 3.0 processes a tilde (~) escape character in a message even when it is not in interactive mode, which could allow local users to gain root privileges via calls to mail in cron.

Which versions are affected by CVE-2002-0542?

It affects 1 product.

Products include Openbsd Openbsd.

How do I fix CVE-2002-0542?

No fix has been published for CVE-2002-0542 yet. Limit exposure of the affected software until one is available.

Is CVE-2002-0542 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2002-0542 exists.

Public exploit code: 1 Exploit-DB entry.

All Openbsd Openbsd vulnerabilities

Sources

Also known as GHSA-2r4p-jx45-wqw6.

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