Is CVE-2023-37146 actively exploited?

No active exploitation of CVE-2023-37146 has been confirmed so far. Continue monitoring, as exploit status can change.

Can CVE-2023-37146 be exploited remotely?

Yes. CVE-2023-37146 is exploitable remotely over the network (CVSS attack vector: Network).

What is the CVSS score of CVE-2023-37146?

CVE-2023-37146 has a CVSS score of 9.8 (CRITICAL).

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CRITICAL

CVE-2023-37146

CWE-77Published: July 7, 2023· Updated: Jun 17, 2026

9.8

CVSS v3.1

Official Description

TOTOLINK LR350 V9.3.5u.6369_B20220309 was discovered to contain a command injection vulnerability via the FileName parameter in the UploadFirmwareFile function.

NVD Source

Risk Analysis

A command injection vulnerability exists in the TOTOLINK LR350 firmware within the UploadFirmwareFile function. An attacker can exploit this remotely to execute arbitrary commands on the affected device.

No public exploit is currently known, and the vulnerability is not in the KEV catalog. It is remotely exploitable with low attack complexity.

Recommended Action

Users should update the device firmware to the latest version available from TOTOLINK.

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-2023-37146 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.