Is CVE-2023-51016 actively exploited?

No active exploitation of CVE-2023-51016 has been confirmed so far. Continue monitoring, as exploit status can change.

Can CVE-2023-51016 be exploited remotely?

Yes. CVE-2023-51016 is exploitable remotely over the network (CVSS attack vector: Network).

What is the CVSS score of CVE-2023-51016?

CVE-2023-51016 has a CVSS score of 9.8 (CRITICAL).

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CRITICAL

CVE-2023-51016

CWE-77Published: December 22, 2023· Updated: Jun 17, 2026

9.8

CVSS v3.1

Official Description

TOTOlink EX1800T v9.1.0cu.2112_B20220316 is vulnerable to unauthorized arbitrary command execution in the setRebootScheCfg interface of the cstecgi .cgi.

NVD Source

Risk Analysis

The setRebootScheCfg interface is vulnerable to unauthorized arbitrary command execution. This critical flaw carries a CVSS score of 9.8, making it a high-priority concern due to the ability for remote, unauthenticated attackers to execute arbitrary commands.

No public exploit is known, and the vulnerability is not included in the CISA KEV.

Recommended Action

Update the device firmware to the latest version to patch this security vulnerability.

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-2023-51016 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.