CVE-2022-22047 Microsoft Windows Client Server Runtime Subsystem (CSRSS) Privilege Escalation
An attacker can exploit a flaw in the Windows CSRSS component to elevate privileges on affected Windows operating systems.
- Exploited in the wild
- Since 12 Jul 2022
- Login needed
- Any signed-in user
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2022-22047?
CVE-2022-22047 is a high-severity vulnerability in Microsoft Windows 10 1507, published on 12 Jul 2022. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
Windows Client Server Run-time Subsystem (CSRSS) Elevation of Privilege Vulnerability
Weakness: CWE-426
Which versions are affected by CVE-2022-22047?
It affects 16 products.
Products include Microsoft Windows 10 1507, Microsoft Windows 10 1607, Microsoft Windows 10 1809, Microsoft Windows 10 20h2, Microsoft Windows 10 21h1, Microsoft Windows 10 21h2 and 10 more.
How do I fix CVE-2022-22047?
No fix has been published for CVE-2022-22047 yet. Limit exposure of the affected software until one is available. US federal agencies must fix it by 2 Aug 2022.
Is CVE-2022-22047 being exploited?
Yes. Attackers have exploited CVE-2022-22047 in the wild since at least 12 Jul 2022.
Other vulnerabilities in Microsoft Windows 10 1507
- CVE-2017-8543 Microsoft Windows Search Remote Code Execution
- CVE-2025-33053 Microsoft Windows External Control of File Name or Path
- CVE-2025-33073 Microsoft Windows SMB Client Improper Access Control
- CVE-2024-49039 Microsoft Windows Task Scheduler Privilege Escalation
- CVE-2024-43461 Microsoft Windows MSHTML Platform Spoofing
Sources
Also known as GHSA-p4j8-4hv2-8733.