CVE-2022-27648 Memory corruption in Screen Creator

High 7.8 Published 29 Mar 2023 Updated 18 Feb 2025

Remote attackers can execute arbitrary code via a stack-based buffer overflow in SCA2 file parsing, requiring user interaction to open a malicious 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-2022-27648?

CVE-2022-27648 is a high-severity memory corruption vulnerability in KOYO Screen Creator, published on 29 Mar 2023. 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

This vulnerability allows remote attackers to execute arbitrary code on affected installations of KOYO Screen Creator 0.1.1.1. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file. The specific flaw exists within the parsing of SCA2 files. The issue results from the lack of proper validation of the length of user-supplied data prior to copying it to a fixed-length stack-based buffer. An attacker can leverage this vulnerability to execute code in the context of the current process. Was ZDI-CAN-14868.

Weakness: CWE-121

Which versions are affected by CVE-2022-27648?

It affects 1 product.

Products include Jtekt Screen Creator Advance 2.

How do I fix CVE-2022-27648?

No fix has been published for CVE-2022-27648 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-2022-27648 being exploited?

There is no known exploitation of CVE-2022-27648 in the wild and no public exploit code.

Sources

Also known as GHSA-83cq-237j-2w54.