CVE-2021-21953 — HIGH (8.1)

Vulnerability Description

An authentication bypass vulnerability exists in the process_msg() function of the home_security binary of Anker Eufy Homebase 2 2.1.6.9h. A specially-crafted man-in-the-middle attack can lead to increased privileges.

CVSS Score

8.1

HIGH

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

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

HIGH

Availability

HIGH

Affected Products

Vendor	Product	Versions
Anker	Eufy Homebase 2 Firmware	2.1.6.9h
Anker	Eufy Homebase 2	-

Related Weaknesses (CWE)

CWE-300

References

https://talosintelligence.com/vulnerability_reports/TALOS-2021-1380ExploitThird Party Advisory
https://talosintelligence.com/vulnerability_reports/TALOS-2021-1380ExploitThird Party Advisory

FAQ

What is CVE-2021-21953?

CVE-2021-21953 is a vulnerability with a CVSS score of 8.1 (HIGH). An authentication bypass vulnerability exists in the process_msg() function of the home_security binary of Anker Eufy Homebase 2 2.1.6.9h. A specially-crafted man-in-the-middle attack can lead to incr...

How severe is CVE-2021-21953?

CVE-2021-21953 has been rated HIGH with a CVSS base score of 8.1/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2021-21953?

Check the references section above for vendor advisories and patch information. Affected products include: Anker Eufy Homebase 2 Firmware, Anker Eufy Homebase 2.