The Client-Server Run-time Subsystem (CSRSS) in Microsoft mismanages process tokens, which allows local users to gain privileges via a crafted application.
Product
Client-Server Run-time Subsystem (CSRSS)
Added to KEV
28 Mar 2022
Federal remediation due
18 Apr 2022
Known ransomware use
Yes
Page history
Changes are dated when recorded; day views use the last saved version from that UTC day, and citations stay fixed.