CVE-2024-3521: 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 unknow...

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.

Metrics

CVSS 3.1

4.7/10

CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:L/A:L

EPSS Probability

1.24%

65.4th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-434

References

Timeline

Published: Apr 9, 2024
Last Modified: Jun 17, 2026
Status: Deferred

Frequently Asked Questions

What is CVE-2024-3521?

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.

How severe is CVE-2024-3521?

CVE-2024-3521 has a CVSS score of 4.7/10 (MEDIUM severity). The EPSS model estimates a 1.24% probability of exploitation in the next 30 days.

How do I fix CVE-2024-3521?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.