CVE-2020-0951
6.7 · MEDIUMOverview
CVE-2020-0951 is a medium-severity vulnerability affecting microsoft powershell. It was published on September 11, 2020 and has a CVSS 3.1 base score of 6.7 (MEDIUM).
This vulnerability has a CVSS 3.1 base score of 6.7, rated MEDIUM. It requires local or adjacent network access to exploit. Some level of privileges is required for exploitation.
Technical Description
<p>A security feature bypass vulnerability exists in Windows Defender Application Control (WDAC) which could allow an attacker to bypass WDAC enforcement. An attacker who successfully exploited this vulnerability could execute PowerShell commands that would be blocked by WDAC.</p>
<p>To exploit the vulnerability, an attacker need administrator access on a local machine where PowerShell is running. The attacker could then connect to a PowerShell session and send commands to execute arbitrary code.</p>
<p>The update addresses the vulnerability by correcting how PowerShell commands are validated when WDAC protection is enabled.</p>
Remediation
Check the references section for vendor advisories and patches from microsoft. Update powershell 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 |
|---|---|---|---|
| microsoft | powershell | >= 7.0, < 7.0.8 | Affected |
Frequently Asked Questions
What is CVE-2020-0951?
CVE-2020-0951 is a medium-severity vulnerability affecting microsoft powershell. It was published on September 11, 2020 and has a CVSS 3.1 base score of 6.7 (MEDIUM).
How severe is CVE-2020-0951?
This vulnerability has a CVSS 3.1 base score of 6.7, rated MEDIUM. It requires local or adjacent network access to exploit. Some level of privileges is required for exploitation.
How do I fix or remediate CVE-2020-0951?
Check the references section for vendor advisories and patches from microsoft. Update powershell 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-2020-0951?
CyberStrike's AI-powered security agents can automatically detect CVE-2020-0951 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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