Description
Insufficient input validation in MdeModulePkg in EDKII may allow an unauthenticated user to potentially enable escalation of privilege, denial of service and/or information disclosure via physical access.
Metrics
CVSS 3.1 6.8/10
CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:HWeakness enumeration
Affected software
| Vendor | Product | Versions |
|---|---|---|
| n/a | Tianocore | See references |
References
- https://edk2-docs.gitbook.io/security-advisory/bootguard-toctou-vulnerabilityThird Party Advisory
- https://edk2-docs.gitbook.io/security-advisory/bootguard-toctou-vulnerabilityThird Party Advisory
Timeline
- Published
- Jul 14, 2021
- Last modified
- Jun 17, 2026
- NVD status
- Modified