CVE-2020-28970
moderate-risk
Published 2020-12-01
An issue was discovered on Western Digital My Cloud OS 5 devices before 5.06.115. A NAS Admin authentication bypass vulnerability could allow an unauthenticated user to execute privileged commands on the device via a cookie. (In addition, an upload endpoint could then be used by an authenticated administrator to upload executable PHP scripts.)
Do I need to act?
~
3.6% chance of exploitation in next 30 days
EPSS score — moderate exploit probability
-
Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
9
CVSS 9.8/10
Critical
NETWORK
/ LOW complexity
Affected Products (1)
My Cloud Os 5
Affected Vendors
References (6)
Third Party Advisory
https://www.zerodayinitiative.com/advisories/ZDI-20-1448/
Third Party Advisory
https://www.zerodayinitiative.com/advisories/ZDI-20-1448/
44
/ 100
moderate-risk
Severity
32/34 · Critical
Exploitability
7/34 · Low
Exposure
5/34 · Minimal