CVE-2023-6274

Name: CVE-2023-6274
Creator: NVD / NIST
Published: 2023-11-24T14:15:08.413+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

CRITICALCVSS 9.8/10EPSS 2.86%

Last modified Jun 17, 2026

CVE-2023-6274 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. A vulnerability was found in Byzoro Smart S80 up to 20231108. It has been declared as critical. EPSS estimates a 2.86% chance of exploitation in the next 30 days.

Description

A vulnerability was found in Byzoro Smart S80 up to 20231108. It has been declared as critical. Affected by this vulnerability is an unknown functionality of the file /sysmanage/updatelib.php of the component PHP File Handler. The manipulation of the argument file_upload leads to unrestricted upload. The attack can be launched remotely. The exploit has been disclosed to the public and may be used. The associated identifier of this vulnerability is VDB-246103. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.

Metrics

CVSS 3.1

9.8/10

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

EPSS Probability

2.86%

84.9th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-434

Affected Software

Vendor	Product	Versions
Byzoro	Smart S80 Firmware	<= 2023-11-08

References

https://github.com/Carol7S/cve/blob/main/rce.mdExploit, Third Party Advisory
https://vuldb.com/?ctiid.246103Permissions Required, Third Party Advisory, VDB Entry
https://vuldb.com/?id.246103Permissions Required, Third Party Advisory, VDB Entry
https://vuldb.com/?submit.234888
https://github.com/Carol7S/cve/blob/main/rce.mdExploit, Third Party Advisory
https://vuldb.com/?ctiid.246103Permissions Required, Third Party Advisory, VDB Entry
https://vuldb.com/?id.246103Permissions Required, Third Party Advisory, VDB Entry
https://vuldb.com/?submit.234888

Timeline

Published: Nov 24, 2023
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2023-6274?

How severe is CVE-2023-6274?

CVE-2023-6274 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 2.86% probability of exploitation in the next 30 days.

How do I fix CVE-2023-6274?

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.

Are you affected by CVE-2023-6274?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST