CVE-2022-24543

User-assisted arbitrary code execution

Published Apr 15, 2022 · Updated Jan 2, 2025

Remote code execution in Microsoft Windows Upgrade Assistant before 1.4.19041.1555 allows local users to execute arbitrary code. Microsoft has not disclosed the affected component or the operation that mishandles attacker-controlled input. The record establishes user interaction and a local attack path but does not disclose the delivery scenario or resulting execution context.

CVSS severity7.8
High
EPSS probability2.50%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Remote code execution in Microsoft Windows Upgrade Assistant before 1.4.19041.1555 allows local users to execute arbitrary code. Microsoft has not disclosed the affected component or the operation that mishandles attacker-controlled input. The record establishes user interaction and a local attack path but does not disclose the delivery scenario or resulting execution context.

The record

CVE
CVE-2022-24543
Published
Apr 15, 2022
Updated
Jan 2, 2025
Vendor
Microsoft
Product
Windows Upgrade Assistant
Classifications
Unavailable
Attack vector
local
Privileges
unauthenticated

Timeline

How it unfolded

  1. Apr 15, 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=1.4.0.0 <1.4.19041.1555

What conditions does exploitation require?

Attack vectorlocal
Required privilegesunauthenticated

What is affected?

Microsoft · Windows Upgrade Assistantversion=1.4.0.0 <1.4.19041.1555

Published CVSS scores

7.8Microsoft CorporationCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

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
Privilegesunauthenticated
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

No sourced classifications are available.

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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