PT-2021-7055 · Anker · Anker Eufy Homebase 2

Lilith >_> · Published 2021-11-29 · Updated 2022-07-29 · CVE-2021-21952

Positive Technologies (AI Summary)

CVSS v3.1

9.8

Critical

Base vector

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

Name of the Vulnerable Software and Affected Versions Anker Eufy Homebase 2 version 2.1.6.9h

Description The issue is related to an authentication bypass in the CMD DEVICE GET RSA KEY REQUEST functionality of the home security binary. It can be exploited by a specially-crafted set of network packets, potentially leading to increased privileges. The vulnerability is associated with weaknesses in the authentication procedure, which can allow a remote attacker to bypass authentication or gain unauthorized access to the device.

Recommendations For Anker Eufy Homebase 2 version 2.1.6.9h, consider restricting access to the CMD DEVICE GET RSA KEY REQUEST functionality until a patch is available. As a temporary workaround, limit the exposure of the home security binary to minimize the risk of exploitation. At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

Improper Authentication

Authentication Bypass Using an Alternate Path or Channel

Weakness Enumeration

CWE-287

CWE-288

Related Identifiers

BDU:2022-03113

CVE-2021-21952

Affected Products

Anker Eufy Homebase 2

References · 6

• 🔥 https://talosintelligence.com/vulnerability_reports/TALOS-2021-1379 · Exploit
• https://bdu.fstec.ru/vul/2022-03113 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2021-21952 · Security Note
• https://osv.dev/vulnerability/CVE-2021-21952 · Vendor Advisory
• https://cybersecurity-help.cz/vdb/SB2021113006 · Note
• http://talosintelligence.com/vulnerability_reports/TALOS-2021-1379 · Note