CVE-2022-30147

Local SYSTEM elevation through crafted DLL

Published Jun 15, 2022 · Updated Jan 2, 2025

Elevation of privilege in Microsoft Windows Installer allows local users with low privileges to gain SYSTEM access on affected Windows builds. Windows Installer processes a specially crafted DLL in a manner that permits elevation, but Microsoft has not disclosed the exact faulty operation. Exploitation requires prior local code execution; successful use grants complete control of the affected host.

CVSS severity7.8
High
EPSS probability4.53%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
Coverage for this vulnerability

See if you're affected

Explore vulnerability checks for your environment with Hinoki.

Book a demo

Summary

What happened

Elevation of privilege in Microsoft Windows Installer allows local users with low privileges to gain SYSTEM access on affected Windows builds. Windows Installer processes a specially crafted DLL in a manner that permits elevation, but Microsoft has not disclosed the exact faulty operation. Exploitation requires prior local code execution; successful use grants complete control of the affected host.

The record

CVE
CVE-2022-30147
Published
Jun 15, 2022
Updated
Jan 2, 2025
Vendor
Microsoft
Product
Windows 10 Version 1507
Classifications
T1068
Attack vector
local
Privileges
authenticated

Timeline

How it unfolded

  1. Jun 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

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=10.0.10240.0 <10.0.10240.19325

What conditions does exploitation require?

Attack vectorlocal
Required privilegesauthenticated

What is affected?

Microsoft · Windows 10 Version 1507version=10.0.10240.0 <10.0.10240.19325
Microsoft · Windows Server 2019version=10.0.17763.0 <10.0.17763.3046
Microsoft · Windows 7version=6.1.0 <6.1.7601.25984
Microsoft · Windows 10 Version 21H1version=10.0.0 <10.0.19043.1766
Microsoft · Windows 8.1version=6.3.0 <6.3.9600.20402
Microsoft · Windows Server 2016 (Server Core installation)version=10.0.14393.0 <10.0.14393.5192
Microsoft · Windows 11 version 21H2version=10.0.0 <10.0.22000.739
Microsoft · Windows Server 2012 (Server Core installation)version=6.2.9200.0 <6.2.9200.23736
Microsoft · Windows Server 2012version=6.2.9200.0 <6.2.9200.23736
Microsoft · Windows 10 Version 21H2version=10.0.19043.0 <10.0.19043.1766
Microsoft · Windows Server 2016version=10.0.14393.0 <10.0.14393.5192
Microsoft · Windows Server 2008 R2 Service Pack 1version=6.1.7601.0 <6.1.7601.25984
Microsoft · Windows 10 Version 20H2version=10.0.0 <10.0.19042.1766
Microsoft · Windows Server 2008 R2 Service Pack 1 (Server Core installation)version=6.1.7601.0 <6.1.7601.25984
Microsoft · Windows Server 2012 R2 (Server Core installation)version=6.3.9600.0 <6.3.9600.20402
Microsoft · Windows Server 2019 (Server Core installation)version=10.0.17763.0 <10.0.17763.3046
Microsoft · Windows 7 Service Pack 1version=6.1.0 <6.1.7601.25984
Microsoft · Windows Server version 20H2version=10.0.0 <10.0.19042.1766
Microsoft · Windows 10 Version 1607version=10.0.14393.0 <10.0.14393.5192
Microsoft · Windows Server 2008 Service Pack 2version=6.0.6003.0 <6.0.6003.21507
Microsoft · Windows Server 2022version=10.0.20348.0 <10.0.20348.770
Microsoft · Windows 10 Version 1809version=10.0.0 <10.0.17763.3046; version=10.0.17763.0 <10.0.17763.3046
Microsoft · Windows Server 2012 R2version=6.3.9600.0 <6.3.9600.20402
Microsoft · Windows Server 2008 Service Pack 2 (Server Core installation)version=6.0.6003.0 <6.0.6003.21507

Published CVSS scores

7.8Microsoft CorporationCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
7.2NIST NVDAV:L/AC:L/Au:N/C:C/I:C/A:C

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

See the directory against your own environment.

Your stack

Check the software in your environment

Book a demo to see how Hinoki identifies affected software and validates exploitability in your environment.

Book a demo