CVE-2021-35941

Severity Score

7.5

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

Western Digital WD My Book Live (2.x and later) and WD My Book Live Duo (all versions) have an administrator API that can perform a system factory restore without authentication, as exploited in the wild in June 2021, a different vulnerability than CVE-2018-18472.

Western Digital WD My Book Live (versiones 2.x y posteriores) y WD My Book Live Duo (todas las versiones) presentan una API de administrador que puede llevar a cabo una restauración de fábrica del sistema sin autenticación, tal como fue explotado en the wild en junio de 2021, una vulnerabilidad diferente a la CVE-2018-18472

*Credits: N/A

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

None

Availability

High

Attack Vector

Network

Attack Complexity

Low

Authentication

None

Confidentiality

None

Integrity

None

Availability

Partial

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2021-06-29 CVE Reserved
2021-06-29 CVE Published
2024-03-14 EPSS Updated
2024-08-04 CVE Updated
2024-08-04 First Exploit
---------- Exploited in Wild
---------- KEV Due Date

CWE

CWE-306: Missing Authentication for Critical Function

CAPEC

References (2)

URL	Tag	Source

URL	Date	SRC
https://arstechnica.com/gadgets/2021/06/hackers-exploited-0-day-not-2018-bug-to-mass-wipe-my-book-live-devices	2024-08-04

URL	Date	SRC

URL	Date	SRC
https://www.westerndigital.com/support/productsecurity/wdc-21008-recommended-security-measures-wd-mybooklive-wd-mybookliveduo	2022-07-12

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Westerndigital Search vendor "Westerndigital"	Wd My Book Live Firmware Search vendor "Westerndigital" for product "Wd My Book Live Firmware"	>= 2.0 Search vendor "Westerndigital" for product "Wd My Book Live Firmware" and version " >= 2.0"	-	Affected	in	Westerndigital Search vendor "Westerndigital"	Wd My Book Live Search vendor "Westerndigital" for product "Wd My Book Live"	-	-	Safe
Westerndigital Search vendor "Westerndigital"	Wd My Book Live Duo Firmware Search vendor "Westerndigital" for product "Wd My Book Live Duo Firmware"	*	-	Affected	in	Westerndigital Search vendor "Westerndigital"	Wd My Book Live Duo Search vendor "Westerndigital" for product "Wd My Book Live Duo"	-	-	Safe