CVE-2019-0865 - CVE House
Back to Database
Status published High CVE-2019-0865

A denial of service vulnerability exists when SymCrypt improperly handles...

Vulnerability Description

A denial of service vulnerability exists when SymCrypt improperly handles a specially crafted digital signature.An attacker could exploit the vulnerability by creating a specially crafted connection or message.The security update addresses the vulnerability by correcting the way SymCrypt handles digital signatures., aka 'SymCrypt Denial of Service Vulnerability'.

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

THREAT MONITOR

Am I Vulnerable?

Launch our assessment wizard to check if your infrastructure is exposed to • CVE-2019-0865

Credits & Attribution

No credits recorded in the NVD database.

References

More from Microsoft

View All →
CVE-2025-9611
Microsoft Playwright MCP Server < 0.0.40 DNS Rebinding via Missing Origin Header Validation
High 7.2
CVE-2025-9491
Microsoft Windows LNK File UI Misrepresentation Remote Code Execution Vulnerability
High 7
CVE-2025-7326
EOL ASP.NET Core Elevation of Privilege Vulnerability
High 7
CVE-2025-65046
Microsoft Edge (Chromium-based) Spoofing Vulnerability
Low 3.1
CVE-2025-65041
Microsoft Partner Center Elevation of Privilege Vulnerability
Critical 10

Affected Vendor

Affected Software

Windows, Windows Server, Windows 10 Version 1903 for 32-bit Systems, Windows 10 Version 1903 for x64-based Systems, Windows 10 Version 1903 for ARM64-based Systems, Windows Server, version 1903 (Server Core installation)
Vulnerable Versions:
10 Version 1703 for 32-bit Systems, 10 Version 1703 for x64-based Systems, 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, 10 Version 1809 for x64-based Systems, 10 Version 1809 for ARM64-based Systems, 10 Version 1709 for ARM64-based Systems, version 1803 (Core Installation), 2019, 2019 (Core installation), unspecified

Timeline

Official Publish: July 15th, 2019
Last Modified: August 4th, 2024
Added to House: July 20th, 2026

CVSS Vectors

V3: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Weaknesses (CWE)

No CWE data available

MITRE ATT&CK TTPs

No associated TTPs found for this vulnerability.