CVE-2021-35941

Public Exploit

Description

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.

Category

7.5
CVSS
Severity: High
CVSS 3.1 •
CVSS 2.0 •
EPSS 3.79% Top 15%
Vendor Advisory westerndigital.com
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://www.westerndigital.com/support/productsecurity/wdc-21008-recommended-security-measures-wd-mybooklive-wd-mybookliveduo vendor advisory
https://arstechnica.com/gadgets/2021/06/hackers-exploited-0-day-not-2018-bug-to-mass-wipe-my-book-live-devices/ third party advisory exploit

Frequently Asked Questions

What is the severity of CVE-2021-35941?
CVE-2021-35941 has been scored as a high severity vulnerability.
How to fix CVE-2021-35941?
To fix CVE-2021-35941, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2021-35941 being actively exploited in the wild?
It is possible that CVE-2021-35941 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~4% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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