CVE-2021-36226

Public Exploit

Description

Western Digital My Cloud devices before OS5 do not use cryptographically signed Firmware upgrade files.

Category

9.8
CVSS
Severity: Critical
CVSS 3.1 •
EPSS 0.04%
Third-Party Advisory github.com Third-Party Advisory krebsonsecurity.com Third-Party Advisory youtube.com
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://krebsonsecurity.com/2021/07/another-0-day-looms-for-many-western-digital-users/ exploit third party advisory patch
https://www.youtube.com/watch?v=vsg9YgvGBec exploit third party advisory patch
https://github.com/pedrib/PoC/blob/master/advisories/Pwn2Own/Tokyo_2020/weekend_destroyer/weekend_destroyer.md exploit third party advisory patch

Frequently Asked Questions

What is the severity of CVE-2021-36226?
CVE-2021-36226 has been scored as a critical severity vulnerability.
How to fix CVE-2021-36226?
To fix CVE-2021-36226, 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-2021-36226 being actively exploited in the wild?
It is possible that CVE-2021-36226 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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