CVE-2021-45500

Name: CVE-2021-45500
Creator: NVD / NIST
Published: 2021-12-26T01:15:12.883+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 8.8/10EPSS 0.46%

Last modified Jun 17, 2026

CVE-2021-45500 is a high-severity vulnerability rated 8.8/10 on the CVSS scale. Certain NETGEAR devices are affected by authentication bypass. This affects R7000P before 1.3.3.140 and R8000 before 1.0.4.68.. EPSS estimates a 0.46% chance of exploitation in the next 30 days.

Description

Certain NETGEAR devices are affected by authentication bypass. This affects R7000P before 1.3.3.140 and R8000 before 1.0.4.68.

Metrics

CVSS 3.1

8.8/10

CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS Probability

0.46%

36.4th percentile

Probability of exploitation in the next 30 days. Learn more

Affected Software

Vendor	Product	Versions
Netgear	R7000p Firmware	< 1.3.3.140
Netgear	R8000 Firmware	< 1.0.4.68

References

https://kb.netgear.com/000064070/Security-Advisory-for-Authentication-Bypass-on-Some-Routers-PSV-2019-0183Patch, Vendor Advisory
https://kb.netgear.com/000064070/Security-Advisory-for-Authentication-Bypass-on-Some-Routers-PSV-2019-0183Patch, Vendor Advisory

Timeline

Published: Dec 26, 2021
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2021-45500?

Certain NETGEAR devices are affected by authentication bypass. This affects R7000P before 1.3.3.140 and R8000 before 1.0.4.68.

How severe is CVE-2021-45500?

CVE-2021-45500 has a CVSS score of 8.8/10 (HIGH severity). The EPSS model estimates a 0.46% probability of exploitation in the next 30 days.

How do I fix CVE-2021-45500?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2021-45500?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST