CVE-2022-21964

Local information disclosure

Published Jan 11, 2022 · Updated Jan 2, 2025

Information disclosure in Microsoft Windows 10 Version 1607 before 10.0.14393.4886 allows local users to read sensitive data. The affected Remote Desktop Licensing Diagnoser performs an undisclosed operation that exposes information to an unauthorized local context. Local low-privilege access is required, and published records bound the impact to confidentiality without reported integrity or availability effects.

CVSS severity5.5
Medium
EPSS probability0.97%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Information disclosure in Microsoft Windows 10 Version 1607 before 10.0.14393.4886 allows local users to read sensitive data. The affected Remote Desktop Licensing Diagnoser performs an undisclosed operation that exposes information to an unauthorized local context. Local low-privilege access is required, and published records bound the impact to confidentiality without reported integrity or availability effects.

The record

CVE
CVE-2022-21964
Published
Jan 11, 2022
Updated
Jan 2, 2025
Vendor
Microsoft
Product
Windows 10 Version 1607
Classifications
CWE-668
Attack vector
local
Privileges
authenticated

Timeline

How it unfolded

  1. Jan 11, 2022CVE publishedPublication date reported by the CVE source.
  2. Jan 2, 2025Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

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Is a vulnerable build present?

Compare these published version ranges with your installed build and any vendor patches.

  1. Affected versionversion=10.0.14393.0 <10.0.14393.4886

What conditions does exploitation require?

Attack vectorlocal
Required privilegesauthenticated

What is affected?

Microsoft · Windows 10 Version 1607version=10.0.14393.0 <10.0.14393.4886

Published CVSS scores

4.9NVDAV:L/AC:L/Au:N/C:C/I:N/A:N
5.5MicrosoftCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

CVSS describes severity. EPSS estimates exploitation probability.

Attacks

What attackers are doing with it

Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.

Daily unique IPsNo honeypot observations are available for this CVE in the selected window.

No observations available

Sep 9, 2026Sep 15, 2026
Latest reporting daySep 15, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectorlocal
Privilegesauthenticated
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-668Exposure of Resource to Wrong Sphere

Public exploit references

No public exploit references are available in this record.

Labels summarize the accepted research assessment. They do not indicate a test against your environment.

Technologies

Your stack

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Your stack

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