Is CVE-2023-4120 actively exploited?

No active exploitation of CVE-2023-4120 has been confirmed so far. Continue monitoring, as exploit status can change.

Can CVE-2023-4120 be exploited remotely?

Yes. CVE-2023-4120 is exploitable remotely over the network (CVSS attack vector: Network).

What is the CVSS score of CVE-2023-4120?

CVE-2023-4120 has a CVSS score of 9.8 (CRITICAL).

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CRITICAL

CVE-2023-4120

CWE-77Published: August 3, 2023· Updated: Jun 17, 2026

9.8

CVSS v3.1

Official Description

A vulnerability was found in Byzoro Smart S85F Management Platform up to 20230722 and classified as critical. This issue affects some unknown processing of the file importhtml.php. The manipulation of the argument sql leads to command injection. The attack may be initiated remotely. The exploit has been disclosed to the public and may be used. The associated identifier of this vulnerability is VDB-235967. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.

NVD Source

Risk Analysis

Byzoro Smart S85F Management Platform is susceptible to command injection via the importhtml.php component. This critical vulnerability allows remote attackers to execute arbitrary commands on the system.

No public exploit is known, and it is not in the KEV database. The vulnerability is remotely exploitable.

Recommended Action

Restrict network access to the management platform and monitor for suspicious command execution attempts.

Generated by the CTIWATCH analysis pipeline from this CVE's metadata (CVSS, EPSS, KEV status, exploit intelligence). Verify against vendor advisories before acting.

Technical Analysis

CVE-2023-4120 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.

The vulnerability requires no privileges and no user interaction, making it a prime target for automated exploitation campaigns and worm-like propagation.

A successful exploit results in complete confidentiality breach (data exposure), full integrity compromise (data manipulation), availability disruption (denial of service), with a CVSS base score of 9.8.