CVE-2007-2241 Denial of service in n/a

High 7.1 Published 2 May 2007 Updated 7 Aug 2024

Remote attackers can crash the DNS daemon via crafted queries when recursion is enabled, causing 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-2007-2241?

CVE-2007-2241 is a high-severity denial of service vulnerability in Isc Bind, published on 2 May 2007. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

Unspecified vulnerability in query.c in ISC BIND 9.4.0, and 9.5.0a1 through 9.5.0a3, when recursion is enabled, allows remote attackers to cause a denial of service (daemon exit) via a sequence of queries processed by the query_addsoa function.

Which versions are affected by CVE-2007-2241?

It affects 1 product.

Products include Isc Bind.

How do I fix CVE-2007-2241?

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-2007-2241 being exploited?

There is no known exploitation of CVE-2007-2241 in the wild and no public exploit code.

All Isc Bind vulnerabilities

Sources

Also known as DEBIAN-CVE-2007-2241, GHSA-jw6v-3c7m-938x.