CVE-2005-0034 Denial of service in n/a

Medium 4.3 Published 29 Jan 2005 Updated 7 Aug 2024

Remote attackers can crash the BIND DNS server by sending crafted packets when DNSSEC is enabled, causing a denial of service.

Exploited in the wild: Not known
Login needed: Not needed
Attackable: Over the internet
Victim action needed: Not needed
Fix: Available

What is CVE-2005-0034?

CVE-2005-0034 is a medium-severity denial of service vulnerability in Isc Bind, published on 29 Jan 2005. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

An "incorrect assumption" in the authvalidated validator function in BIND 9.3.0, when DNSSEC is enabled, allows remote attackers to cause a denial of service (named server exit) via crafted DNS packets that cause an internal consistency test (self-check) to fail.

Which versions are affected by CVE-2005-0034?

It affects 1 product.

Products include Isc Bind.

How do I fix CVE-2005-0034?

Upgrade to a fixed version.

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-2005-0034 being exploited?

There is no known exploitation of CVE-2005-0034 in the wild and no public exploit code.

All Isc Bind vulnerabilities

Sources

Also known as DEBIAN-CVE-2005-0034, GHSA-pmcv-f6x3-9656.