CVE-2019-20015 Denial of service in n/a

Medium 6.5 Published 27 Dec 2019 Updated 5 Aug 2024

Crafted DWG files cause excessive memory allocation in GNU LibreDWG, leading to denial of service.

Exploited in the wild: Not known
Login needed: Not needed
Attackable: Over the internet
Victim action needed: A user has to click or open something
Fix: Available

What is CVE-2019-20015?

CVE-2019-20015 is a medium-severity denial of service vulnerability in Gnu Libredwg, published on 27 Dec 2019. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.

Official description

An issue was discovered in GNU LibreDWG 0.92. Crafted input will lead to an attempted excessive memory allocation in dwg_decode_LWPOLYLINE_private in dwg.spec.

Weakness: CWE-770

Which versions are affected by CVE-2019-20015?

It affects 3 products.

Products include Gnu Libredwg, Opensuse Backports Sle, Opensuse Leap.

How do I fix CVE-2019-20015?

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-2019-20015 being exploited?

There is no known exploitation of CVE-2019-20015 in the wild and no public exploit code.

All Gnu Libredwg vulnerabilities

Sources

Also known as GHSA-p954-64g4-mq44.