Is CVE-2023-28337 actively exploited?

No active exploitation of CVE-2023-28337 has been confirmed so far. Continue monitoring, as exploit status can change.

Can CVE-2023-28337 be exploited remotely?

Yes. CVE-2023-28337 is exploitable remotely over the network (CVSS attack vector: Network).

What is the CVSS score of CVE-2023-28337?

CVE-2023-28337 has a CVSS score of 8.8 (HIGH).

HOME VULNERABILITIESCVE-2023-28337

HIGH

CVE-2023-28337

CWE-434Published: March 15, 2023· Updated: Jun 17, 2026

8.8

CVSS v3.1

Official Description

When uploading a firmware image to a Netgear Nighthawk Wifi6 Router (RAX30), a hidden “forceFWUpdate” parameter may be provided to force the upgrade to complete and bypass certain validation checks. End users can use this to upload modified, unofficial, and potentially malicious firmware to the device.

NVD Source

Technical Analysis

CVE-2023-28337 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.

Exploitation requires low privileges, which limits the exposure to scenarios where an attacker has already gained initial access.

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 8.8.