CVE-2017-10981 Denial of service in n/a

High 7.5 Published 17 Jul 2017 Updated 5 Aug 2024

A memory leak in FreeRADIUS DHCP decoding allows attackers to cause a denial of service by exhausting server memory.

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

What is CVE-2017-10981?

CVE-2017-10981 is a high-severity denial of service vulnerability in n/a, published on 17 Jul 2017. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

An FR-GV-204 issue in FreeRADIUS 2.x before 2.2.10 allows "DHCP - Memory leak in fr_dhcp_decode()" and a denial of service.

Weakness: CWE-772

Which versions are affected by CVE-2017-10981?

It affects 1 product.

Products include Freeradius Freeradius.

How do I fix CVE-2017-10981?

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-2017-10981 being exploited?

There is no known exploitation of CVE-2017-10981 in the wild and no public exploit code.

Sources

Also known as DEBIAN-CVE-2017-10981, GHSA-q4wp-g82j-gjp3, UBUNTU-CVE-2017-10981.