CVE-2020-0951
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>
How to fix
- microsoft powershell7.0.8, 7.1.5 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| microsoft powershell | 7.0 ≤ v < 7.0.8, 7.1 ≤ v < 7.1.5, 7.0.8 | 7.0.8, 7.1.5 |
| microsoft windows_10 | 1607, 1709, 1803, 1809, 1903, 1909, 2004 | — |
| microsoft windows_server_2016 | No range specified, 1903, 1909, 2004 | — |
| microsoft windows_server_2019 | No range specified | — |
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Attack Surface Management
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