CVE-2000-0556 Memory corruption in n/a

Medium 5.0 Published 13 Oct 2000 Updated 8 Aug 2024

Remote attackers can cause a denial of service in Cmail by sending a large user name to the web interface.

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-2000-0556?

CVE-2000-0556 is a medium-severity memory corruption 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

Buffer overflow in the web interface for Cmail 2.4.7 allows remote attackers to cause a denial of service by sending a large user name to the user dialog running on port 8002.

Which versions are affected by CVE-2000-0556?

It affects 1 product.

Products include Computalynx Cmail.

How do I fix CVE-2000-0556?

No fix has been published for CVE-2000-0556 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-2000-0556 being exploited?

There is no known exploitation of CVE-2000-0556 in the wild and no public exploit code.

Sources

Also known as GHSA-mqgq-47w7-8ccc.