CVE-2018-3923 Memory corruption in Computerinsel Photoline

High 8.8 Published 1 Aug 2018 Updated 16 Sep 2024

A memory corruption vulnerability in Computerinsel Photoline allows attackers to execute arbitrary code via a specially crafted PCX image.

Exploited in the wild: Not known
Login needed: Not needed
Attackable: Over the internet
Victim action needed: A user has to click or open something
Fix: None listed

What is CVE-2018-3923?

CVE-2018-3923 is a high-severity memory corruption vulnerability in Computerinsel Photoline, published on 1 Aug 2018. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.

Official description

A memory corruption vulnerability exists in the PCX-parsing functionality of Computerinsel Photoline 20.54. A specially crafted PCX image processed via the application can lead to an out-of-bounds write, overwriting arbitrary data. An attacker can deliver a PCX image to trigger this vulnerability and gain code execution.

Weakness: CWE-787

Which versions are affected by CVE-2018-3923?

It affects 1 product.

Products include Pl32 Photoline.

How do I fix CVE-2018-3923?

No fix has been published for CVE-2018-3923 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-2018-3923 being exploited?

There is no known exploitation of CVE-2018-3923 in the wild and no public exploit code.

Sources

Also known as GHSA-vj96-2j79-33vc.