CVE-2001-0469 Denial of service in n/a

Medium 5.0 Published 18 Sep 2001 Updated 8 Aug 2024

Remote attackers can cause a denial of service in the FreeBSD rwho daemon by sending malformed packets with a short length.

Exploited in the wild: Not known
Login needed: Not needed
Attackable: Over the internet
Victim action needed: Not needed
Fix: None listed

What is CVE-2001-0469?

CVE-2001-0469 is a medium-severity denial of service vulnerability in Freebsd Freebsd, published on 18 Sep 2001. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

rwho daemon rwhod in FreeBSD 4.2 and earlier, and possibly other operating systems, allows remote attackers to cause a denial of service via malformed packets with a short length.

Which versions are affected by CVE-2001-0469?

It affects 1 product.

Products include Freebsd Freebsd.

How do I fix CVE-2001-0469?

No fix has been published for CVE-2001-0469 yet. Limit exposure of the affected software until one is available.

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-2001-0469 being exploited?

There is no known exploitation of CVE-2001-0469 in the wild and no public exploit code.

All Freebsd Freebsd vulnerabilities

Sources

Also known as GHSA-w87c-vrw9-p6ww.