CVE-2020-18781 Memory corruption in n/a

Medium 5.5 Published 22 Aug 2023 Updated 4 Oct 2024

A heap buffer overflow in the audiofile library allows attackers to cause denial of service via a crafted WAV file.

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-2020-18781?

CVE-2020-18781 is a medium-severity memory corruption vulnerability in n/a, published on 22 Aug 2023. 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

Heap buffer overflow vulnerability in FilePOSIX::read in File.cpp in audiofile 0.3.6 may cause denial-of-service via a crafted wav file, this bug can be triggered by the executable sfconvert.

Weakness: CWE-787

Which versions are affected by CVE-2020-18781?

It affects 1 product.

Products include Audiofile Audiofile.

How do I fix CVE-2020-18781?

Upgrade to a fixed version.

Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.

Is CVE-2020-18781 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2020-18781 exists.

Sources

Also known as AZL-28072, AZL-36932, DEBIAN-CVE-2020-18781, GHSA-xhq7-wg93-r5f3.