CVE-2021-36224

CriticalCVSS 9.8/10Last modified Jun 17, 2026

Description

Western Digital My Cloud devices before OS5 have a nobody account with a blank password.

Metrics

CVSS 3.1 9.8/10CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Weakness enumeration

CWE-798

Affected software

Vendor	Product	Versions
n/a	n/a	n/a

References

https://github.com/pedrib/PoC/blob/master/advisories/Pwn2Own/Tokyo_2020/weekend_destroyer/weekend_destroyer.mdExploit, Patch, Third Party Advisory
https://krebsonsecurity.com/2021/07/another-0-day-looms-for-many-western-digital-users/Exploit, Third Party Advisory
https://www.youtube.com/watch?v=vsg9YgvGBecExploit, Patch, Third Party Advisory
https://github.com/pedrib/PoC/blob/master/advisories/Pwn2Own/Tokyo_2020/weekend_destroyer/weekend_destroyer.mdExploit, Patch, Third Party Advisory
https://krebsonsecurity.com/2021/07/another-0-day-looms-for-many-western-digital-users/Exploit, Third Party Advisory
https://www.youtube.com/watch?v=vsg9YgvGBecExploit, Patch, Third Party Advisory

Timeline

Published: Feb 6, 2023
Last modified: Jun 17, 2026
NVD status: Modified

Related CVEs from 2021

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