CVE-2022-24488

Local privilege escalation through undisclosed Desktop Bridge flaw

Published Apr 15, 2022 · Updated Dec 16, 2025

Elevation of privilege in Windows Desktop Bridge in affected Windows releases allows local users to gain elevated privileges. Microsoft's public advisory does not disclose the affected Desktop Bridge component or the operation that mishandles untrusted input. Exploitation requires local low-privilege access and grants elevated execution with control over system confidentiality, integrity, and availability.

CVSS severity7.8
High
EPSS probability0.65%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Elevation of privilege in Windows Desktop Bridge in affected Windows releases allows local users to gain elevated privileges. Microsoft's public advisory does not disclose the affected Desktop Bridge component or the operation that mishandles untrusted input. Exploitation requires local low-privilege access and grants elevated execution with control over system confidentiality, integrity, and availability.

The record

CVE
CVE-2022-24488
Published
Apr 15, 2022
Updated
Dec 16, 2025
Vendor
Microsoft
Product
Windows 10 Version 21H1
Classifications
T1068
Attack vector
local
Privileges
authenticated

Timeline

How it unfolded

  1. Apr 15, 2022CVE publishedPublication date reported by the CVE source.
  2. Dec 16, 2025Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

Compare your product and version with the public record. A matching version still requires validation against your environment.

Is a vulnerable build present?

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

  1. Affected versionversion=10.0.0 <10.0.19043.1645

What conditions does exploitation require?

Attack vectorlocal
Required privilegesauthenticated

What is affected?

Microsoft · Windows 10 Version 21H1version=10.0.0 <10.0.19043.1645
Microsoft · Windows 11 version 21H2version=10.0.0 <10.0.22000.613
Microsoft · Windows 10 Version 21H2version=10.0.19043.0 <10.0.19044.1645
Microsoft · Windows 10 Version 20H2version=10.0.0 <10.0.19042.1645
Microsoft · Windows Server version 20H2version=10.0.0 <10.0.19042.1645
Microsoft · Windows Server 2022version=10.0.20348.0 <10.0.20348.643

Published CVSS scores

7.8Microsoft CorporationCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
4.6NIST NVDAV:L/AC:L/Au:N/C:P/I:P/A:P

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 10, 2026Sep 16, 2026
Latest reporting daySep 16, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectorlocal
Privilegesauthenticated
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

T1068Exploitation for Privilege Escalation

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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