coldbraid

CVE-2024-21338 Microsoft Windows

Microsoft Windows Kernel contains an exposed IOCTL with insufficient access control vulnerability within the IOCTL (input and output control) dispatcher in appid.sys that allows a local attacker to achieve privilege escalation.

CVSS
not scored

CWE-822

On CISA’s exploited list

Microsoft Windows Kernel Exposed IOCTL with Insufficient Access Control Vulnerability

Added
2024-03-04
Federal patch deadline
2024-03-25
Ransomware use
known