CVE-2021-21953

Severity Score

8.1

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

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.

Se presenta una vulnerabilidad de omisión de autenticación en la función process_msg() del binario home_security de Anker Eufy Homebase versión 2 2.1.6.9h. Un ataque de tipo man-in-the-middle especialmente diseñado puede conllevar a un aumento de privilegios

*Credits: N/A

CVSS Scores

Attack Vector

Network

Attack Complexity

High

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Attack Vector

Network

Attack Complexity

High

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

Low

Availability

High

Attack Vector

Network

Attack Complexity

Medium

Authentication

None

Confidentiality

Partial

Integrity

Partial

Availability

Partial

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2021-01-04 CVE Reserved
2021-12-22 CVE Published
2024-08-03 CVE Updated
2024-08-03 First Exploit
2024-12-17 EPSS Updated
---------- Exploited in Wild
---------- KEV Due Date

CWE

CWE-300: Channel Accessible by Non-Endpoint

CAPEC

References (1)

URL	Tag	Source

URL	Date	SRC
https://talosintelligence.com/vulnerability_reports/TALOS-2021-1380	2024-08-03

URL	Date	SRC

URL	Date	SRC

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Anker Search vendor "Anker"	Eufy Homebase 2 Firmware Search vendor "Anker" for product "Eufy Homebase 2 Firmware"	2.1.6.9h Search vendor "Anker" for product "Eufy Homebase 2 Firmware" and version "2.1.6.9h"	-	Affected	in	Anker Search vendor "Anker"	Eufy Homebase 2 Search vendor "Anker" for product "Eufy Homebase 2"	-	-	Safe