What’s Vulnerable › Vulnerabilities

CVE-2019-0786

• Severity: critical (CVSS 9.8 v3.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 7.0% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2019-04-09 · updated 2026-06-17
• Weakness: CWE-20

Description

An elevation of privilege vulnerability exists in the Microsoft Server Message Block (SMB) Server when an attacker with valid credentials attempts to open a specially crafted file over the SMB protocol on the same machine, aka 'SMB Server Elevation of Privilege Vulnerability'.

Affected products

• Microsoft Windows 10 Version 1607: 1709, 1803, 1809
• Microsoft Windows Server 2016: 1709, 1803
• Microsoft Windows Server 2019: all versions
• Microsoft Corporation Windows: 10 Version 1709 for 32-bit Systems, 10 Version 1709 for x64-based Systems, 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 (+3)
• Microsoft Windows Server: version 1709 (Core Installation), version 1803 (Core Installation), 2019, 2019 (Core installation)

References

• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2019-0786
• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2019-0786

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