CVE-2024-21338 is a high severity vulnerability with a CVSS score of 7.8. Exploits are available; patches have been released and should be applied urgently. This is classified as a zero-day vulnerability.
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Very high probability of exploitation in the next 30 days
EPSS predicts the probability of exploitation in the next 30 days based on real-world threat data, complementing CVSS severity scores with actual risk assessment.
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.
| Vendor | Product |
|---|---|
| Microsoft | Windows Server 2022 |
| Microsoft | Windows 11 22h2 |
| Microsoft | Windows 11 23h2 |
| Microsoft | Windows 11 21h2 |
| Microsoft | Windows 10 21h2 |
| Microsoft | Windows 10 1809 |
| Microsoft | Windows Server 2019 |
| Microsoft | Windows Server 2022 23h2 |
| Microsoft | Windows 10 22h2 |