Is CVE-2023-51742 actively exploited?

No active exploitation of CVE-2023-51742 has been confirmed so far. Continue monitoring, as exploit status can change.

Can CVE-2023-51742 be exploited remotely?

Yes. CVE-2023-51742 is exploitable remotely over the network (CVSS attack vector: Network).

What is the CVSS score of CVE-2023-51742?

CVE-2023-51742 has a CVSS score of 7.5 (HIGH).

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HIGH

CVE-2023-51742

CWE-787Published: January 17, 2024· Updated: Jun 17, 2026

7.5

CVSS v3.1

Official Description

This vulnerability exist in Skyworth Router CM5100, version 4.1.1.24, due to insufficient validation of user supplied input for the Add Downstream Frequency parameter at its web interface. A remote attacker could exploit this vulnerability by supplying specially crafted input to the parameter at the web interface of the vulnerable targeted system.

Successful exploitation of this vulnerability could allow the attacker to perform a Denial of Service (DoS) attack on the targeted system.

NVD Source

Technical Analysis

CVE-2023-51742 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 availability disruption (denial of service), with a CVSS base score of 7.5.

From a weakness classification perspective (CWE-787): Out-of-bounds write vulnerabilities can lead to data corruption, crashes, or arbitrary code execution.