Microsoft Windows Kernel Exposed IOCTL with Insufficient Access Control Vulnerability
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
- Microsoft
- Product
- Windows
- CVSS
- 7.8
- EPSS (exploit probability)
- 59.8%
- Status
- kevransomware use
- CISA patch-by (BOD 22-01)
- Published
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.
Added to CISA’s Known Exploited Vulnerabilities catalog on 2024-03-04. Required action per CISA: Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable. Due date: 2024-03-25.
This is an auto-synced KEV catalog record pending a full 0dayNews write-up — see CISA’s KEV catalog and the NVD record linked above for primary sources.