CVE-2021-43484 File upload in n/a

Critical 9.8 Published 31 Mar 2022 Updated 4 Aug 2024

Attackers can execute arbitrary code by uploading malicious files due to missing extension validation in the client management system.

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-2021-43484?

CVE-2021-43484 is a critical vulnerability in n/a, published on 31 Mar 2022. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

A Remote Code Execution (RCE) vulnerability exists in Simple Client Management System 1.0 in create.php due to the failure to validate the extension of the file being sent in a request.

Weakness: CWE-89

Which versions are affected by CVE-2021-43484?

It affects 1 product.

Products include Simple Client Management System Project Simple Client Management System.

How do I fix CVE-2021-43484?

No fix has been published for CVE-2021-43484 yet. Limit exposure of the affected software until one is available.

Is CVE-2021-43484 being exploited?

There is no known exploitation of CVE-2021-43484 in the wild and no public exploit code.

Sources

Also known as GHSA-q22j-262m-w3fc.