CVE-2022-22049 Windows Client Server Run-time Subsystem (CSRSS) Elevation of Privilege Vulnerability
An attacker can exploit a memory corruption flaw in the Windows CSRSS subsystem to elevate privileges to SYSTEM level.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2022-22049?
CVE-2022-22049 is a high-severity memory corruption vulnerability in Microsoft Windows 10, 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-787
Which versions are affected by CVE-2022-22049?
It affects 10 products.
Products include Microsoft Windows 10, Microsoft Windows 11, Microsoft Windows 7, Microsoft Windows 8.1, Microsoft Windows Rt 8.1, Microsoft Windows Server 2008 and 4 more.
How do I fix CVE-2022-22049?
No fix has been published for CVE-2022-22049 yet. Limit exposure of the affected software until one is available.
Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.
Is CVE-2022-22049 being exploited?
There is no known exploitation of CVE-2022-22049 in the wild and no public exploit code.
Other vulnerabilities in Microsoft Windows 10
- CVE-2015-2426 Microsoft Windows Adobe Type Manager Library Remote Code Execution
- CVE-2015-1769 Microsoft Windows Mount Manager Privilege Escalation
- CVE-2020-1467 Windows Hard Link Elevation of Privilege Vulnerability
- CVE-2021-26424 Windows TCP/IP Remote Code Execution Vulnerability
- CVE-2021-28476 Windows Hyper-V Remote Code Execution Vulnerability
Sources
Also known as GHSA-8gv9-w486-3g6c.