CVE-2020-35845 Memory corruption in n/a

High 7.8 Published Updated

An attacker can execute arbitrary code by tricking a user into opening a crafted image file in FastStone Image Viewer.

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-2020-35845?

CVE-2020-35845 is a high-severity memory corruption vulnerability in n/a, published on 25 Jan 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

FastStone Image Viewer 7.5 has an out-of-bounds write (via a crafted image file) at FSViewer.exe+0x96cf.

Weakness: CWE-787

Which versions are affected by CVE-2020-35845?

It affects 1 product.

Products include Faststone Image Viewer.

How do I fix CVE-2020-35845?

No fix has been published for CVE-2020-35845 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-2020-35845 being exploited?

There is no known exploitation of CVE-2020-35845 in the wild and no public exploit code.

Sources

Also known as GHSA-mhfr-p8x5-2hr8.

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