CVE-2000-0319 Denial of service in n/a

Medium 5.0 Published 13 Oct 2000 Updated 8 Aug 2024

Remote attackers can cause denial of service or corrupt mailboxes in Sendmail by sending a specially crafted long message line ending in a specific string.

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-2000-0319?

CVE-2000-0319 is a medium-severity denial of service vulnerability in n/a, published on 13 Oct 2000. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

mail.local in Sendmail 8.10.x does not properly identify the .\n string which identifies the end of message text, which allows a remote attacker to cause a denial of service or corrupt mailboxes via a message line that is 2047 characters long and ends in .\n.

Which versions are affected by CVE-2000-0319?

It affects 1 product.

Products include Eric Allman Sendmail.

How do I fix CVE-2000-0319?

No fix has been published for CVE-2000-0319 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-2000-0319 being exploited?

There is no known exploitation of CVE-2000-0319 in the wild and no public exploit code.

Sources

Also known as GHSA-rc63-j49f-5vh2.