PT-2023-12266 · Western Digital · Western Digital My Cloud

Pedro Ribeiro + 1 · Published 2023-02-06 · Updated 2023-02-14 · CVE-2021-36224

Positive Technologies (AI Summary)

CVSS v3.1

9.8

Critical

Base vector

AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Name of the Vulnerable Software and Affected Versions Western Digital My Cloud devices before OS5

Description The issue concerns a nobody account with a blank password in Western Digital My Cloud devices.

Recommendations For Western Digital My Cloud devices before OS5, consider changing the password of the nobody account to a secure one to prevent unauthorized access. As a temporary workaround, restrict access to the device until a secure configuration can be applied.

Exploit

Fix

Using Hardcoded Credentials

Weakness Enumeration

CWE-798

Related Identifiers

CVE-2021-36224

Affected Products

Western Digital My Cloud

References · 7

• 🔥 https://github.com/pedrib/PoC/blob/master/advisories/Pwn2Own/Tokyo_2020/weekend_destroyer/weekend_destroyer.md · Exploit
• 🔥 https://krebsonsecurity.com/2021/07/another-0-day-looms-for-many-western-digital-users · Exploit
• 🔥 https://youtube.com/watch?v=vsg9YgvGBec · Exploit
• https://osv.dev/vulnerability/CVE-2021-36224 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2021-36224 · Security Note
• https://t.me/cvenotify/43677 · Telegram Post
• https://t.me/cibsecurity/57545 · Telegram Post