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Rascals are always sociable, and the chief sign that a man has any nobility in his character is the little pleasure he takes in others company. Arthur Schopenhauer


CVE-2022-21972 is a Windows VPN Use after Free (UaF) vulnerability that was discovered through reverse engineering the raspptp.sys kernel driver. The vulnerability is a race condition issue and can be reliably triggered through sending crafted input to a vulnerable server. The vulnerability can be be used to corrupt memory and could be used to gain kernel Remote Code Execution (RCE) or Local Privilege Escalation (LPE) on a target system. CVE-2022-21972: Windows Server VPN Remote Kernel Use After Free Vulnerability

May 12, 2022
#cve ▪ #rce ▪ #windows