CVE-2020-7829 DaviewIndy Heap-based Buffer Overflow Vulnerability

High 7.8 Published Updated

Attackers can execute arbitrary code by tricking users into opening a malformed file in DaviewIndy, requiring an upgrade to secure the application.

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-2020-7829?

CVE-2020-7829 is a high-severity memory corruption vulnerability in HumanTalk DavieIndy, published on 30 Jul 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 8.98.4 and earlier version contain Heap-based overflow vulnerability, triggered when the user opens a malformed specific file that is mishandled by Daview.exe. Attackers could exploit this and arbitrary code execution.

Weakness: CWE-787, CWE-122

Which versions are affected by CVE-2020-7829?

It affects 1 product.

Products include Hmtalk Daviewindy.

How do I fix CVE-2020-7829?

No fix has been published for CVE-2020-7829 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-2020-7829 being exploited?

There is no known exploitation of CVE-2020-7829 in the wild and no public exploit code.

Sources

Also known as GHSA-38mw-39hm-59rm.

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