Vulnerability · Published Feb 11, 2020 · Assigned by microsoft

CVE-2020-0665

High 8.1

In plain English

A high-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 4.4% (higher than 91% of all known vulnerabilities). Ready-made attack tooling exists: public proof-of-concept code.

Severity (CVSS NVD)8.1High
Exploit odds (30 days)4.4%top 8.7% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack tooling1Public PoC

Official description

An elevation of privilege vulnerability exists in Active Directory Forest trusts due to a default setting that lets an attacker in the trusting forest request delegation of a TGT for an identity from the trusted forest, aka 'Active Directory Elevation of Privilege Vulnerability'.

Affected products (as reported)

VendorProductVersions
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 version 1803 (Core Installation)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 Itanium-Based Systems Service Pack 2
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 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

References