Arbitrary file upload in Western_digital My_cloud

CVE-2019-9951

Western Digital My Cloud, My Cloud Mirror Gen2, My Cloud EX2 Ultra, My Cloud EX2100, My Cloud EX4100, My Cloud DL2100, My Cloud DL4100, My Cloud PR2100 and My Cloud PR4100 firmware before 2.31.174 is affected by an unauthenticated file upl…

Vulnerability class: Unrestricted File Upload

EPSS: 0.017 (74.3th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2019-9951?
CVE-2019-9951 is a critical-severity vulnerability in Western_digital My_cloud, classified under Unrestricted Upload of File with Dangerous Type. CVSS score: 9.8/10. Published 2019-04-24.
How severe is CVE-2019-9951?
Critical severity. CVSS v3 base score is 9.8 out of 10.
Is CVE-2019-9951 known to be exploited?
1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.