CVE-2017-12144 Denial of service in n/a

Medium 5.5 Published 2 Aug 2017 Updated 5 Aug 2024

Attackers can cause a denial of service in the ytnef library by providing a crafted file that triggers an allocation failure.

Exploited in the wild: Not known
Login needed: Not needed
Attackable: Local or same network only
Victim action needed: A user has to click or open something
Fix: Available

What is CVE-2017-12144?

CVE-2017-12144 is a medium-severity denial of service vulnerability in n/a, published on 2 Aug 2017. It can only be exploited from the same machine or local network, and only if a user opens a file or follows a link.

Official description

In ytnef 1.9.2, an allocation failure was found in the function TNEFFillMapi in ytnef.c, which allows attackers to cause a denial of service via a crafted file.

Weakness: CWE-770

Which versions are affected by CVE-2017-12144?

It affects 1 product.

Products include Ytnef Project Ytnef.

How do I fix CVE-2017-12144?

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-2017-12144 being exploited?

There is no known exploitation of CVE-2017-12144 in the wild and no public exploit code.

Sources

Also known as DEBIAN-CVE-2017-12144, GHSA-r7jw-x37r-vm35, UBUNTU-CVE-2017-12144.