CVE-2023-6675 Malicious File Upload in National Keep's CyberMath

Critical 9.8 Published 2 Feb 2024 Updated 20 May 2026

Attackers can upload malicious web shells to the CyberMath web server, enabling remote code execution.

Exploited in the wild: Not known
Login needed: Not needed
Attackable: Over the internet
Victim action needed: Not needed
Fix: None listed

What is CVE-2023-6675?

CVE-2023-6675 is a critical vulnerability in National Keep Cyber Security Services CyberMath, published on 2 Feb 2024. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

Unrestricted Upload of File with Dangerous Type vulnerability in National Keep Cyber Security Services CyberMath allows Upload a Web Shell to a Web Server.

This issue affects CyberMath: from v.1.4 before v.1.5.

Weakness: CWE-434

Which versions are affected by CVE-2023-6675?

It affects 1 product.

Products include Nationalkeep Cybermath.

How do I fix CVE-2023-6675?

No fix has been published for CVE-2023-6675 yet. Limit exposure of the affected software until one is available.

Is CVE-2023-6675 being exploited?

There is no known exploitation of CVE-2023-6675 in the wild and no public exploit code.

Sources

Also known as GHSA-42fh-xcj5-fxwg.