CVE-2023-4873

Name: CVE-2023-4873
Creator: NVD / NIST
Published: 2023-09-10T03:15:18.08+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

CRITICALCVSS 9.8/10EPSS 74.90%

Last modified Jun 17, 2026

CVE-2023-4873 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. A vulnerability, which was classified as critical, was found in Byzoro Smart S45F Multi-Service Secure Gateway Intelligent Management Platform up to 20230906. Affected is an unknown function of the file /importexport.php. EPSS estimates a 74.90% chance of exploitation in the next 30 days.

Description

A vulnerability, which was classified as critical, was found in Byzoro Smart S45F Multi-Service Secure Gateway Intelligent Management Platform up to 20230906. Affected is an unknown function of the file /importexport.php. The manipulation of the argument sql leads to os command injection. It is possible to launch the attack remotely. The exploit has been disclosed to the public and may be used. VDB-239358 is the identifier assigned to this vulnerability.

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

74.90%

99.4th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-78

Affected Software

Vendor	Product	Versions
Byzoro	Smart S45f Firmware	<= 20230906

References

https://github.com/cugerQDHJ/cve/blob/main/rce.mdExploit, Third Party Advisory
https://vuldb.com/?ctiid.239358Permissions Required, Third Party Advisory
https://vuldb.com/?id.239358Permissions Required, Third Party Advisory
https://vuldb.com/?submit.204279
https://github.com/cugerQDHJ/cve/blob/main/rce.mdExploit, Third Party Advisory
https://vuldb.com/?ctiid.239358Permissions Required, Third Party Advisory
https://vuldb.com/?id.239358Permissions Required, Third Party Advisory
https://vuldb.com/?submit.204279

Timeline

Published: Sep 10, 2023
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2023-4873?

How severe is CVE-2023-4873?

CVE-2023-4873 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 74.90% probability of exploitation in the next 30 days.

How do I fix CVE-2023-4873?

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-2023-4873?

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

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Source: NVD / NIST