CVE-2016-10108 — Mycloud Nas
CRITICALCVE-2016-10108 is a critical-severity (CVSS 9.8) CWE-77 vulnerability in western_digital mycloud nas. 2 public exploit references exist, so weaponization risk is real. No vendor fix is recorded yet; mitigation options are listed below.
Unauthenticated Remote Command injection as root occurs in the Western Digital MyCloud NAS 2.11.142 /web/google_analytics.php URL via a modified arg parameter in the POST data.
EPSS Exploitation Probability
Probability of exploitation in the next 30 days, from FIRST.org EPSS.
How urgent is this, really
CVE-2016-10108 by exploitation likelihood (EPSS) against impact (CVSS). In the shaded patch-first corner (EPSS 50%+, CVSS 7.0+).
Where this sits among everything scored
Of 394,803 CVEs with a current EPSS score, this one falls in the ≥ 90% band (highlighted). Counts from FIRST.org, log-scaled.
Description
Unauthenticated Remote Command injection as root occurs in the Western Digital MyCloud NAS 2.11.142 /web/google_analytics.php URL via a modified arg parameter in the POST data.
Affected Products
mycloud naswestern_digitalResearch use only. For defensive security, authorized penetration testing, and academic research only. Never execute exploit code against systems without explicit written authorization.
Detection & mitigation playbook
Vendor / applianceDetect
Inventory every western_digital mycloud nas deployment and check each version against the affected-products list above.
Remediation status
No patch has shipped for CVE-2016-10108 yet — track the western_digital mycloud nas advisory for a fixed release and apply the workarounds below in the meantime.
Mitigate without a patch
Stop passing untrusted input into the interpreter or shell: call the affected binary with an argument array rather than a composed command string, reject anything outside a strict allowlist of expected values, and run the component under an account that cannot reach beyond the work it legitimately does. Alongside that, restrict the management interface to trusted networks and apply the vendor's recommended configuration mitigations.
How to detect CVE-2016-10108
A community-maintained Nuclei template exists for this CVE. You can scan for it directly:
nuclei -id cve-2016-10108 -u https://target- Template
- Western Digital MyCloud NAS - Command Injection
- Severity
- critical
- Impact
- Successful exploitation of this vulnerability can lead to unauthorized access, data loss, and potential compromise of the entire network.
- Remediation
- Apply the latest firmware update provided by Western Digital to patch the vulnerability and ensure the device is not accessible from the internet.
Template by ProjectDiscovery nuclei-templates (DhiyaneshDk), MIT licensed. View the full template. Scan only systems you are authorised to test.
Frequently Asked Questions
Is CVE-2016-10108 being exploited in your environment?
Detect and block the exploit chain at execution, on systems you cannot patch yet.