CVE-2022-21919

Microsoft Windows User Profile Service Privilege Escalation

7.0 HIGHActively exploited (CISA KEV)EPSS 2.43%

Published11 Jan 2022
Added to CISA KEV25 Apr 2022
Remediation due16 May 2022

Description

Windows User Profile Service Elevation of Privilege Vulnerability

CVSS 3.1 breakdown

Attack vectorLocal

Attack complexityHigh

Privileges requiredLow

User interactionNone

ScopeUnchanged

ConfidentialityHigh

IntegrityHigh

AvailabilityHigh

CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

Affected products

Microsoft Windows 10 1507< 10.0.10240.19177

Microsoft Windows 10 1607< 10.0.14393.4886

Microsoft Windows 10 1809< 10.0.17763.2452

Microsoft Windows 10 1909< 10.0.18363.2037

Microsoft Windows 10 20h2< 10.0.19042.1466

Microsoft Windows 10 21h1< 10.0.19043.1466

Microsoft Windows 10 21h2< 10.0.19044.1466

Microsoft Windows 11 21h2< 10.0.22000.434

Microsoft Windows 7all versions

Microsoft Windows 8.1all versions

Microsoft Windows Rt 8.1all versions

Microsoft Windows Server 2008r2

Microsoft Windows Server 2012r2

Microsoft Windows Server 2016< 10.0.14393.4886

Microsoft Windows Server 2019< 10.0.17763.2452

Microsoft Windows Server 2022< 10.0.20348.469

Microsoft Windows Server 20h2< 10.0.19042.1466

Remediation

Fixed in

Microsoft Windows 10 1507≥ 10.0.10240.19177

Microsoft Windows 10 1607≥ 10.0.14393.4886

Microsoft Windows 10 1809≥ 10.0.17763.2452

Microsoft Windows 10 1909≥ 10.0.18363.2037

Microsoft Windows 10 20h2≥ 10.0.19042.1466

Microsoft Windows 10 21h1≥ 10.0.19043.1466

Microsoft Windows 10 21h2≥ 10.0.19044.1466

Microsoft Windows 11 21h2≥ 10.0.22000.434

Microsoft Windows Server 2016≥ 10.0.14393.4886

Microsoft Windows Server 2019≥ 10.0.17763.2452

Patch & vendor advisories

References

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2022-21919PatchVendor Advisory
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2022-21919Vendor Advisory
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2022-21919US Government Resource

Related CVEs

Recent high-severity vulnerabilities sharing a weakness type.

Frequently asked

Is CVE-2022-21919 being actively exploited?

Yes. CVE-2022-21919 is listed in the CISA Known Exploited Vulnerabilities (KEV) catalog, added 25 Apr 2022.

How severe is CVE-2022-21919?

CVE-2022-21919 has a CVSS 3.1 base score of 7.0, rated high. EPSS estimates a 2.43% probability of exploitation.

Which products are affected by CVE-2022-21919?

Affected products include Microsoft Windows 10 1507, Microsoft Windows 10 1607, Microsoft Windows 10 1809, Microsoft Windows 10 1909, Microsoft Windows 10 20h2, and 12 more.

How do I fix CVE-2022-21919?

Upgrade affected software to a fixed version, for example Microsoft Windows 10 1507 10.0.10240.19177, Microsoft Windows 10 1607 10.0.14393.4886, Microsoft Windows 10 1809 10.0.17763.2452 or later, then confirm no affected versions remain in your inventory.

How Secuno handles this

Secuno correlates vulnerabilities like CVE-2022-21919 against the real software inventory on every managed device, as each hourly inventory arrives. Rather than a static severity, each match is scored in context: exploit availability, EPSS, the asset's exposure, and business criticality decide where it lands in the queue. Because it is on the CISA KEV list, a risk for it never ranks below high, and the update that fixes it moves to the Emergency patch lane. If an affected version is present anywhere across your portfolio, it surfaces automatically with a prioritised remediation path.

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Data from the NVD, CISA KEV catalog and FIRST EPSS. CVSS 3.1 base score shown where available.