CVE record
CVE-2024-21338
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.
CVE evidence
Known exploitation
Listed in CISA KEV
Absence from the fetched catalog does not establish that exploitation has not occurred.
Severity
unknown
No parseable CVSS vector returned
Affected packages
0
Supported package records returned by OSV. Vendor and product names are not used to infer matches.
CISA Known Exploited Vulnerabilities
Catalog record
- Vendor / project
- Microsoft
- Product
- Windows
- Date added
- Mar 4, 2024
- CISA federal remediation due date
- Mar 25, 2024
- Required action
- Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.
- Known ransomware campaign use
- Known
- CWE
- CWE-822
OSV package mapping
Affected open-source packages
OSV did not return a package mapping in the five supported ecosystems. RequestGuard does not infer package names from the CISA vendor or product fields.