CVE-2020-27159
CRITICALCVSS 9.8/10EPSS 5.95%
Last modified
CVE-2020-27159 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. Addressed remote code execution vulnerability in DsdkProxy.php due to insufficient sanitization and insufficient validation of user input in Western Digital My Cloud NAS devices prior to 5.04.114. EPSS estimates a 5.95% chance of exploitation in the next 30 days.
Description
Addressed remote code execution vulnerability in DsdkProxy.php due to insufficient sanitization and insufficient validation of user input in Western Digital My Cloud NAS devices prior to 5.04.114
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Westerndigital | My Cloud Firmware | < 5.04.114 |
References
- https://www.comparitech.com/blog/information-security/security-vulnerabilities-80000-devices-update-now/Exploit, Third Party Advisory
- https://www.westerndigital.com/support/productsecurityVendor Advisory
- https://www.comparitech.com/blog/information-security/security-vulnerabilities-80000-devices-update-now/Exploit, Third Party Advisory
- https://www.westerndigital.com/support/productsecurityVendor Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2020-27159?
Addressed remote code execution vulnerability in DsdkProxy.php due to insufficient sanitization and insufficient validation of user input in Western Digital My Cloud NAS devices prior to 5.04.114
How severe is CVE-2020-27159?
CVE-2020-27159 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 5.95% probability of exploitation in the next 30 days.
How do I fix CVE-2020-27159?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
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Are you affected by CVE-2020-27159?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST