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Exploits
ID:12536 - Exploit for Buffer overflow in Windows and Windows Server - CVE-2024-21338
ID:12536 - Exploit for Buffer overflow in Windows and Windows Server - CVE-2024-21338
Published: April 1, 2026
Vulnerability identifier: #VU86459
Vulnerability risk: High
CVE-ID: CVE-2024-21338
CWE-ID: CWE-119
Exploitation vector: Local access
Vulnerable software:
Windows
Windows Server
Windows
Windows Server
Link to public exploit:
Vulnerability description
The vulnerability allows a local user to escalate privileges on the system.
The vulnerability exists due to a boundary error within the appid.sys AppLocker driver. A local user can trigger memory corruption and execute arbitrary code with elevated privileges.
Note, the vulnerability is being actively exploited in the wild.
Remediation
Install updates from vendor's website.