CVE-2020-7822 DaviewIndy Multiple Vulnerabilities

High 7.8 Published 4 Aug 2020 Updated 16 Sep 2024

Heap-based buffer overflow in DaviewIndy allows arbitrary code execution when a user opens a malformed image 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: None listed

What is CVE-2020-7822?

CVE-2020-7822 is a high-severity memory corruption vulnerability in HumanTalk Co,Ltd DaviewIndy, published on 4 Aug 2020. 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

DaviewIndy has a Heap-based overflow vulnerability, triggered when the user opens a malformed image file that is mishandled by Daview.exe. Attackers could exploit this and arbitrary code execution.

Weakness: CWE-787, CWE-20

Which versions are affected by CVE-2020-7822?

It affects 1 product.

Products include Hmtalk Daviewindy.

How do I fix CVE-2020-7822?

No fix has been published for CVE-2020-7822 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-2020-7822 being exploited?

There is no known exploitation of CVE-2020-7822 in the wild and no public exploit code.

Sources

Also known as GHSA-jhcg-52pw-m42j.