Vulnerability · Published Jan 11, 2022 · Assigned by microsoft

CVE-2022-21884Local Security Authority Subsystem Service Elevation of Privilege Vulnerability

High 7.8

In plain English

A high-severity security flaw in Windows Server 2008 R2 Service Pack 1 from Microsoft. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.7% (higher than 53% of all known vulnerabilities).

Severity (CVSS 3.1)7.8High
Exploit odds (30 days)0.7%top 47.2% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known

Official description

Local Security Authority Subsystem Service Elevation of Privilege Vulnerability

Affected products (as reported)

VendorProductVersions
Microsoft Windows Server 2019 10.0.17763.0 – before 10.0.17763.2452
Microsoft Windows Server 2019 (Server Core installation) 10.0.17763.0 – before 10.0.17763.2452
Microsoft Windows Server 2022 10.0.20348.0 – before 10.0.20348.469
Microsoft Windows Server version 20H2 10.0.0 – before 10.0.19042.1466
Microsoft Windows Server 2016 10.0.14393.0 – before 10.0.14393.4886
Microsoft Windows Server 2016 (Server Core installation) 10.0.14393.0 – before 10.0.14393.4886
Microsoft Windows Server 2008 Service Pack 2 6.0.6003.0 – before 6.0.6003.21349
Microsoft Windows Server 2008 Service Pack 2 (Server Core installation) 6.0.6003.0 – before 6.0.6003.21349
Microsoft Windows Server 2008 Service Pack 2 6.0.6003.0 – before 6.0.6003.21349
Microsoft Windows Server 2008 R2 Service Pack 1 6.1.7601.0 – before 6.1.7601.25829
Microsoft Windows Server 2008 R2 Service Pack 1 (Server Core installation) 6.1.7601.0 – before 6.1.7601.25829
Microsoft Windows Server 2012 6.2.9200.0 – before 6.2.9200.23584
Microsoft Windows Server 2012 (Server Core installation) 6.2.9200.0 – before 6.2.9200.23584
Microsoft Windows Server 2012 R2 6.3.9600.0 – before 6.3.9600.20246
Microsoft Windows Server 2012 R2 (Server Core installation) 6.3.9600.0 – before 6.3.9600.20246

References