Arbitrary file upload in NETGEAR Rax30

CVE-2023-28337

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.

Vulnerability class: Unrestricted File Upload

Published · last modified .

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.007 (52.0th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 52nd percentile — 52.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2023-28337: held from 0.007 to 0.007.

EPSS over last 30 days · oldest: 0.007 · newest: 0.007 · change: 0.000

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2023-28337?
CVE-2023-28337 is a high-severity vulnerability in NETGEAR Rax30, classified under Unrestricted Upload of File with Dangerous Type. CVSS score: 8.8/10. Published 2023-03-15.
How severe is CVE-2023-28337?
High severity. CVSS v3 base score is 8.8 out of 10.