What is CVE-2021-45652?

CVE-2021-45652 is a critical-severity vulnerability in NETGEAR Rbk352, classified under Information Disclosure. CVSS score: 9.6/10. Published 2021-12-26.

How severe is CVE-2021-45652?

Critical severity. CVSS v3 base score is 9.6 out of 10.

Information disclosure in NETGEAR Rbk352

CVE-2021-45652

Certain NETGEAR devices are affected by disclosure of sensitive information. This affects RBK352 before 4.4.0.10, RBR350 before 4.4.0.10, and RBS350 before 4.4.0.10.

Vulnerability class: Information Disclosure

Published 2021-12-26 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 9.6 (Critical). Vector: CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.010 (62.8th percentile), scored 2026-09-29.

Low probability of exploitation in the next 30 days, but still tracked. 63rd percentile — 62.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.010 · newest: 0.010 · change: 0.000

Affected products

Weakness classification (CWE)

CWE-200 — Information Disclosure

References

kb.netgear.com/000064152/Security-Advisory-for-Sensitive-Information-Disclosure… (Patch, Vendor Advisory)

Frequently asked questions

What is CVE-2021-45652?: CVE-2021-45652 is a critical-severity vulnerability in NETGEAR Rbk352, classified under Information Disclosure. CVSS score: 9.6/10. Published 2021-12-26.
How severe is CVE-2021-45652?: Critical severity. CVSS v3 base score is 9.6 out of 10.