What’s Vulnerable › Vulnerabilities

CVE-2020-1393

• Severity: high (CVSS 7.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.9% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2020-07-14 · updated 2026-06-17

Description

An elevation of privilege vulnerability exists when the Windows Diagnostics Hub Standard Collector Service fails to properly sanitize input, leading to an unsecure library-loading behavior, aka 'Windows Diagnostics Hub Elevation of Privilege Vulnerability'. This CVE ID is unique from CVE-2020-1418.

Affected products

• Microsoft Visual Studio: 2015-update_3
• Microsoft Visual Studio 2017 version 15.9 (includes 15.0 - 15.8): from 15.0 before 15.9.25 — fixed in 15.9.25
• Microsoft Visual Studio 2019: from 16.0 before 16.4.11; from 16.5.0 before 16.6.4 — fixed in 16.4.11, 16.6.4
• Microsoft Windows 10 Version 1607: 1607, 1709, 1803, 1809, 1903, 1909 (+1)
• Microsoft Windows Server 2016: 1903, 1909, 2004
• Microsoft Windows Server 2019: all versions
• Microsoft Visual Studio 2019 version 16.4 (includes 16.0 - 16.3): all versions
• Microsoft Visual Studio 2019 version 16.6 (includes 16.0 - 16.5): all versions
• Microsoft Visual Studio: 2015 Update 3
• Microsoft Visual Studio 2017 version 15.9 (includes 15.0 - 15.8): all versions
• Microsoft Visual Studio 2019: 16.0
• Microsoft Corporation Windows: 10 Version 1803 for 32-bit Systems, 10 Version 1803 for x64-based Systems, 10 Version 1803 for ARM64-based Systems, 10 Version 1809 for 32-bit Systems, 10 Version 1809 for x64-based Systems, 10 Version 1809 for ARM64-based Systems (+7)
• Microsoft Windows 10 Version 1903 for 32-bit Systems: all versions
• Microsoft Windows 10 Version 1903 for ARM64-based Systems: all versions
• Microsoft Windows 10 Version 1903 for x64-based Systems: all versions
• Microsoft Windows 10 Version 1909 for 32-bit Systems: all versions
• Microsoft Windows 10 Version 1909 for ARM64-based Systems: all versions
• Microsoft Windows 10 Version 1909 for x64-based Systems: all versions
• Microsoft Windows 10 Version 2004 for 32-bit Systems: all versions
• Microsoft Windows 10 Version 2004 for ARM64-based Systems: all versions
• Microsoft Windows 10 Version 2004 for x64-based Systems: all versions
• Microsoft Windows Server: 2019, 2019 (Core installation), 2016, 2016 (Core installation)
• Microsoft Windows Server, version 1903 (Server Core installation): all versions
• Microsoft Windows Server, version 1909 (Server Core installation): all versions
• Microsoft Windows Server version 2004: all versions

How to fix

Upgrade to a fixed version: Microsoft Visual Studio 2017 version 15.9 (includes 15.0 - 15.8) 15.9.25; Microsoft Visual Studio 2019 16.4.11, 16.6.4. Check the vendor advisory for mitigations.

References

• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-1393
• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-1393

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