CVE-2022-21876
Win32k Information Disclosure Vulnerability
MEDIUM
5.5
CVSS Score
Published: January 11, 2022 at 08:22 PM UTC
Updated: June 17, 2026 at 04:27 AM UTC
16 products affected across 1 vendorWindows Server 2016Windows Server 2019Windows Server 2012
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Severity
MEDIUM5.5
Exploit prediction
EPSS 1%
Description
Win32k Information Disclosure Vulnerability
Affected
Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.
10.0.10240.0 ≤ v < 10.0.10240.1917710.0.10240.0
Affected range stops below 10.0.10240.19177, so it looks safe — our inference, not a vendor statement
10.0.14393.0 ≤ v < 10.0.14393.488610.0.14393.0
Affected range stops below 10.0.14393.4886, so it looks safe — our inference, not a vendor statement
Affected range stops below 10.0.17763.2452, so it looks safe — our inference, not a vendor statement
10.0.0 ≤ v < 10.0.18363.203710.0.0
Affected range stops below 10.0.18363.2037, so it looks safe — our inference, not a vendor statement
All versions
6.2.9200.0 ≤ v < 6.2.9200.235846.2.9200.0
Affected range stops below 6.2.9200.23584, so it looks safe — our inference, not a vendor statement
10.0.14393.0 ≤ v < 10.0.14393.488610.0.14393.0
Affected range stops below 10.0.14393.4886, so it looks safe — our inference, not a vendor statement
10.0.17763.0 ≤ v < 10.0.17763.245210.0.17763.0
Affected range stops below 10.0.17763.2452, so it looks safe — our inference, not a vendor statement
Remediation
No guide yetNo remediation guidance has been written for this CVE yet. What the record does show:
Patch and advisory references
References (3)
Vendor Advisory
Source: [email protected]
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2022-21876Source: af854a3a-2127-422b-91ae-364da2661108
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2022-21876Source: af854a3a-2127-422b-91ae-364da2661108
https://www.zerodayinitiative.com/advisories/ZDI-22-051/CVSS
5.5MEDIUMmicrosoft
Vector?
Quick Info
StatusMODIFIED
CWE
CWE-125
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