CVE-2020-27744
An issue was discovered on Western Digital My Cloud NAS devices before 5.04.114. They allow...
An issue was discovered on Western Digital My Cloud NAS devices before 5.04.114. They allow remote code execution with resultant escalation of privileges.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Exploit likelihood
What each source reports
NVD Score used
An issue was discovered on Western Digital My Cloud NAS devices before 5.04.114. They allow remote code execution with resultant escalation of privileges.
- Record
CVE-2020-27744- CVSS 3.1
- 9.8 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - CVSS 2.0
- 10.0 High
AV:N/AC:L/Au:N/C:C/I:C/A:C - Weakness
- CWE-78
- Updated
- 2026-11-02
CVE List No score
An issue was discovered on Western Digital My Cloud NAS devices before 5.04.114. They allow remote code execution with resultant escalation of privileges.
- Record
CVE-2020-27744- Updated
- 2026-11-02
EUVDEUVD-2020-20248 No score
An issue was discovered on Western Digital My Cloud NAS devices before 5.04.114. They allow remote code execution with resultant escalation of privileges.
- Record
EUVD-2020-20248- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-93pj-hgf7-xp6r No score
An issue was discovered on Western Digital My Cloud NAS devices before 5.04.114. They allow...
An issue was discovered on Western Digital My Cloud NAS devices before 5.04.114. They allow remote code execution with resultant escalation of privileges.
- Record
GHSA-93pj-hgf7-xp6r- Weakness
- CWE-78, CWE-269
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| facts | ||
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2020-27744 is a critical vulnerability (CVSS 9.8) in Westerndigital My Cloud Firmware, published October 29, 2020. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 6.16%, the 93rd percentile. No source names a fixed version.