CVE-2020-19467 Use after free in n/a
Attackers can cause a Denial of Service in PDF2JSON via an illegal use-after-free in the DCTStream::transformDataUnit 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-2020-19467?
CVE-2020-19467 is a medium-severity use after free 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::transformDataUnit in PDF2JSON 0.70 that allows attackers to cause a Denial of Service due to an Illegal Use After Free .
Weakness: CWE-416
Which versions are affected by CVE-2020-19467?
It affects 1 product.
Products include Flowpaper Pdf2json.
How do I fix CVE-2020-19467?
No fix has been published for CVE-2020-19467 yet. Limit exposure of the affected software until one is available.
Upgrade to the fixed version. These bugs are found with fuzzing and sanitisers and avoided by memory-safe languages. More about Use after free.
Is CVE-2020-19467 being exploited?
There is no known exploitation of CVE-2020-19467 in the wild and no public exploit code.
Other vulnerabilities in n/a
Sources
Also known as GHSA-ww9m-grvx-xhfw.