CVE-2021-21950 — CRITICAL (10.0)

Vulnerability Description

An out-of-bounds write vulnerability exists in the CMD_DEVICE_GET_SERVER_LIST_REQUEST functionality of the home_security binary of Anker Eufy Homebase 2 2.1.6.9h in function recv_server_device_response_msg_process. A specially-crafted network packet can lead to code execution.

CVSS Score

10.0

CRITICAL

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

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

CHANGED

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-1284 CWE-119

References

https://talosintelligence.com/vulnerability_reports/TALOS-2021-1378ExploitThird Party Advisory
https://talosintelligence.com/vulnerability_reports/TALOS-2021-1378ExploitThird Party Advisory

FAQ

What is CVE-2021-21950?

CVE-2021-21950 is a vulnerability with a CVSS score of 10.0 (CRITICAL). An out-of-bounds write vulnerability exists in the CMD_DEVICE_GET_SERVER_LIST_REQUEST functionality of the home_security binary of Anker Eufy Homebase 2 2.1.6.9h in function recv_server_device_respons...

How severe is CVE-2021-21950?

CVE-2021-21950 has been rated CRITICAL with a CVSS base score of 10.0/10. This is considered a critical vulnerability requiring immediate attention.

Is there a patch for CVE-2021-21950?

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