What is CVE-2022-47209?

CVE-2022-47209 is a high-severity vulnerability in NETGEAR Rax30, classified under Improper Authentication. CVSS score: 8.8/10. Published 2022-12-16.

How severe is CVE-2022-47209?

High severity. CVSS v3 base score is 8.8 out of 10.

Auth bypass in NETGEAR Rax30

CVE-2022-47209

A support user exists on the device and appears to be a backdoor for Technical Support staff. The default password for this account is “support” and cannot be changed by a user via any normally accessible means.

Vulnerability class: Broken Authentication

Published 2022-12-16 · last modified 2026-06-17.

CVSS v3 metric

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

EPSS exploit prediction

EPSS: 0.005 (39.6th percentile), scored 2026-10-01.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 40th percentile — 39.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.005 · newest: 0.005 · change: +0.000

Affected products

NETGEAR Rax30
NETGEAR Rax30 Firmware
NETGEAR Nighthawk Wifi6 Router — versions NETGEAR Nighthawk WiFi6 Router prior to V1.0.9.90

Weakness classification (CWE)

CWE-287 — Improper Authentication

References

www.tenable.com/security/research/tra-2022-37 (Exploit, Patch, Third Party Advisory)

Frequently asked questions

What is CVE-2022-47209?: CVE-2022-47209 is a high-severity vulnerability in NETGEAR Rax30, classified under Improper Authentication. CVSS score: 8.8/10. Published 2022-12-16.
How severe is CVE-2022-47209?: High severity. CVSS v3 base score is 8.8 out of 10.