CVE-2020-19469 Memory corruption in n/a

Medium 5.5 Published 21 Jul 2021 Updated 4 Aug 2024

Attackers can cause a Denial of Service in PDF2JSON via an invalid write in the DCTStream reset function.

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: None listed

What is CVE-2020-19469?

CVE-2020-19469 is a medium-severity memory corruption vulnerability in n/a, published on 21 Jul 2021. 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

An issue has been found in function DCTStream::reset in PDF2JSON 0.70 that allows attackers to cause a Denial of Service due to an invalid write of size 8 .

Weakness: CWE-787

Which versions are affected by CVE-2020-19469?

It affects 1 product.

Products include Flowpaper Pdf2json.

How do I fix CVE-2020-19469?

No fix has been published for CVE-2020-19469 yet. Limit exposure of the affected software until one is available.

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

Is CVE-2020-19469 being exploited?

There is no known exploitation of CVE-2020-19469 in the wild and no public exploit code.

Sources

Also known as GHSA-6vxx-q37m-5prg.