CVE-2021-21952

Name: CVE-2021-21952
Creator: NVD / NIST
Published: 2021-12-22T19:15:11.07+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

CRITICALCVSS 9.8/10EPSS 1.27%

Last modified Jun 17, 2026

CVE-2021-21952 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. An authentication bypass vulnerability exists in the CMD_DEVICE_GET_RSA_KEY_REQUEST functionality of the home_security binary of Anker Eufy Homebase 2 2.1.6.9h. A specially-crafted set of network packets can lead to increased privileges.. EPSS estimates a 1.27% chance of exploitation in the next 30 days.

Description

An authentication bypass vulnerability exists in the CMD_DEVICE_GET_RSA_KEY_REQUEST functionality of the home_security binary of Anker Eufy Homebase 2 2.1.6.9h. A specially-crafted set of network packets can lead to increased privileges.

Metrics

CVSS 3.1

9.8/10

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

EPSS Probability

1.27%

66.1th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Anker	Eufy Homebase 2 Firmware	2.1.6.9h

References

https://talosintelligence.com/vulnerability_reports/TALOS-2021-1379Exploit, Third Party Advisory
https://talosintelligence.com/vulnerability_reports/TALOS-2021-1379Exploit, Third Party Advisory

Timeline

Published: Dec 22, 2021
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2021-21952?

How severe is CVE-2021-21952?

CVE-2021-21952 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 1.27% probability of exploitation in the next 30 days.

How do I fix CVE-2021-21952?

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-2021-21952?

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

Scan your code now

Source: NVD / NIST