CVE-2017-0021
9.0 · CRITICALOverview
CVE-2017-0021 is a critical-severity vulnerability affecting microsoft windows_10. It was published on March 17, 2017 and has a CVSS 3.0 base score of 9.0 (CRITICAL).
This vulnerability has a CVSS 3.0 base score of 9.0, rated CRITICAL. It requires local or adjacent network access to exploit. Some level of privileges is required for exploitation.
Technical Description
Hyper-V in Microsoft Windows 10 1607 and Windows Server 2016 does not properly validate vSMB packet data, which allows attackers to execute arbitrary code on a target OS, aka "Hyper-V System Data Structure Vulnerability." This vulnerability is different from that described in CVE-2017-0095.
Remediation
Check the references section for vendor advisories and patches from microsoft. Update windows_10 to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
Affected Products
| Vendor | Product | Versions | Status |
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References
Frequently Asked Questions
What is CVE-2017-0021?
CVE-2017-0021 is a critical-severity vulnerability affecting microsoft windows_10. It was published on March 17, 2017 and has a CVSS 3.0 base score of 9.0 (CRITICAL).
How severe is CVE-2017-0021?
This vulnerability has a CVSS 3.0 base score of 9.0, rated CRITICAL. It requires local or adjacent network access to exploit. Some level of privileges is required for exploitation.
How do I fix or remediate CVE-2017-0021?
Check the references section for vendor advisories and patches from microsoft. Update windows_10 to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
How can CyberStrike help with CVE-2017-0021?
CyberStrike's AI-powered security agents can automatically detect CVE-2017-0021 across your infrastructure using autonomous pentesting, DAST scanning, and HackBrowser. The platform continuously monitors for known vulnerabilities and provides actionable remediation guidance prioritized by real-world exploitability.
How CyberStrike Helps
AI agents map your attack surface to find vulnerabilities like this one.
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