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Case File

CVE-2020-28970

CRITICAL · CVSS 9.8 EPSS 3.90%

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2020-12-01 · Last synced 2026-08-04

CyberRota Analysis

This is a critical severity vulnerability with a CVSS score of 9.8. Exploitation may require the attacker to be authenticated.

CVE
CVE-2020-28970
Severity
CRITICAL
CVSS
9.8
EPSS
3.90%

Original NVD Description

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.)

Related CVEs

Other vulnerabilities affecting the same vendor(s)