CVE-2024-3521 Byzoro Smart S80 Management Platform userattestation.php unrestricted upload

Medium 4.7 Published Updated

Attackers can upload malicious files via the web_img parameter in userattestation.php, potentially leading to remote code execution.

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

What is CVE-2024-3521?

CVE-2024-3521 is a medium-severity vulnerability in Byzoro Smart S80 Management Platform, published on 9 Apr 2024. An attacker needs administrator access to exploit it, with no action from the victim.

Official description

A vulnerability was found in Byzoro Smart S80 Management Platform up to 20240317. It has been rated as critical. Affected by this issue is some unknown functionality of the file /useratte/userattestation.php. The manipulation of the argument web_img leads to unrestricted upload. The attack may be launched remotely. The exploit has been disclosed to the public and may be used. The identifier of this vulnerability is VDB-259892. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.

Weakness: CWE-434

Which versions are affected by CVE-2024-3521?

How do I fix CVE-2024-3521?

No fix has been published for CVE-2024-3521 yet. Limit exposure of the affected software until one is available.

Is CVE-2024-3521 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2024-3521 exists.

Sources

Also known as GHSA-phxq-f9jh-xw45.

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