CVE-2002-0400 Denial of service in n/a

Medium 5.0 Published 1 Sep 2004 Updated 8 Aug 2024

Remote attackers can cause a denial of service in ISC BIND 9 by sending a malformed DNS packet that triggers an unhandled error condition.

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-2002-0400?

CVE-2002-0400 is a medium-severity denial of service vulnerability in Isc Bind, published on 1 Sep 2004. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

ISC BIND 9 before 9.2.1 allows remote attackers to cause a denial of service (shutdown) via a malformed DNS packet that triggers an error condition that is not properly handled when the rdataset parameter to the dns_message_findtype() function in message.c is not NULL, aka DoS_findtype.

Which versions are affected by CVE-2002-0400?

It affects 1 product.

Products include Isc Bind.

How do I fix CVE-2002-0400?

No fix has been published for CVE-2002-0400 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-2002-0400 being exploited?

There is no known exploitation of CVE-2002-0400 in the wild and no public exploit code.

All Isc Bind vulnerabilities

Sources

Also known as GHSA-7h7w-5gqf-34vm.