CVE Vulnerability

CVE-2020-28970

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.)

7.5 /10

CVSS v2.0 :

V3 Legend

Vector :

Exploitability : 10 / Impact : 6.4

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

Scope

9.8 /10

CVSS v3.0 : CRITICAL

V3 Legend

Vector :

Exploitability : 3.9 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

References
Link Resource
https://www.westerndigital.com/support/productsecurity/wdc-20009-os5-firmware-5-06-115 Vendor Advisory
https://support.wdc.com/downloads.aspx?g=907&lang=en#downloads Patch Vendor Advisory
https://www.zerodayinitiative.com/advisories/ZDI-20-1448/ Third Party Advisory VDB Entry
Configurations

Configuration 1
Information

Published : 2020-12-01 04:15

Updated : 2022-04-26 04:57

NVD link : CVE-2020-28970

Mitre link : CVE-2020-28970

Products Affected

My Cloud Pr2100

Westerndigital

CWE
CWE-287