CVE-2020-23902 Memory corruption in n/a

Medium 5.5 Published 10 Nov 2021 Updated 4 Aug 2024

Attackers can cause a denial of service in WildBit Viewer by tricking users into opening a crafted TGA file, exploiting a buffer overflow.

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-2020-23902?

CVE-2020-23902 is a medium-severity memory corruption vulnerability in n/a, published on 10 Nov 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

A buffer overflow in WildBit Viewer v6.6 allows attackers to cause a denial of service (DoS) via a crafted tga file. Related to Data from Faulting Address may be used as a return value starting at Editor!TMethodImplementationIntercept+0x528a3.

Weakness: CWE-120

Which versions are affected by CVE-2020-23902?

It affects 1 product.

Products include Wildbit-Soft Wildbit Viewer.

How do I fix CVE-2020-23902?

No fix has been published for CVE-2020-23902 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-2020-23902 being exploited?

There is no known exploitation of CVE-2020-23902 in the wild and no public exploit code.

Sources

Also known as GHSA-34wq-4gw5-77mw.