CVE-2007-5031 Null dereference in n/a

Medium 5.0 Published 21 Sep 2007 Updated 7 Aug 2024

Remote attackers can crash the Dibbler DHCPv6 server by sending a malformed REBIND message, 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-2007-5031?

CVE-2007-5031 is a medium-severity vulnerability in n/a, published on 21 Sep 2007. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

The TSrvOptIA_NA::rebind method in SrvOptions/SrvOptIA_NA.cpp in Dibbler 0.6.0 allows remote attackers to cause a denial of service (NULL dereference and daemon crash) via an invalid IA_NA option in a REBIND message.

Weakness: CWE-20

Which versions are affected by CVE-2007-5031?

It affects 1 product.

Products include Dibbler Dibbler.

How do I fix CVE-2007-5031?

Upgrade to a fixed version.

Is CVE-2007-5031 being exploited?

There is no known exploitation of CVE-2007-5031 in the wild and no public exploit code.

Sources

Also known as DEBIAN-CVE-2007-5031, GHSA-25mw-r645-vhvc.