Vulnerability · Published Jul 14, 2020 · Assigned by microsoft

CVE-2020-1267

Medium 4.9

In plain English

A medium-severity security flaw in Windows from Microsoft. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 4.5% (higher than 92% of all known vulnerabilities).

Severity (CVSS NVD)4.9Medium
Exploit odds (30 days)4.5%top 8.4% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known

Official description

This security update corrects a denial of service in the Local Security Authority Subsystem Service (LSASS) caused when an authenticated attacker sends a specially crafted authentication request, aka 'Local Security Authority Subsystem Service Denial of Service Vulnerability'.

Affected products (as reported)

VendorProductVersions
Microsoft Windows 10 Version 2004 for ARM64-based Systems unspecified
Microsoft Windows 10 Version 2004 for 32-bit Systems unspecified
Microsoft Windows Server, version 2004 (Server Core installation) unspecified
Microsoft Windows 10 Version 1803 for 32-bit Systems10 Version 1803 for x64-based Systems10 Version 1803 for ARM64-based Systems10 Version 1809 for 32-bit Systems10 Version 1809 for x64-based Systems10 Version 1809 for ARM64-based Systems10 Version 1709 for 32-bit Systems10 Version 1709 for x64-based Systems
Microsoft Windows Server 20192019 (Core installation)20162016 (Core installation)2008 for 32-bit Systems Service Pack 22008 for 32-bit Systems Service Pack 2 (Core installation)2008 for x64-based Systems Service Pack 22008 for x64-based Systems Service Pack 2 (Core installation)
Microsoft Windows 10 Version 1909 for 32-bit Systems unspecified
Microsoft Windows 10 Version 1909 for x64-based Systems unspecified
Microsoft Windows 10 Version 1909 for ARM64-based Systems unspecified
Microsoft Windows Server, version 1909 (Server Core installation) unspecified
Microsoft Windows 10 Version 1903 for 32-bit Systems unspecified
Microsoft Windows 10 Version 1903 for x64-based Systems unspecified
Microsoft Windows 10 Version 1903 for ARM64-based Systems unspecified
Microsoft Windows Server, version 1903 (Server Core installation) unspecified
Microsoft Windows 10 Version 2004 for x64-based Systems unspecified

References