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.

Related CPE's

a

tianocore

edk_ii

-

Vulnerable

References

https://edk2-docs.gitbook.io/security-advisory/bootguard-toctou-vulnerability

Third Party Advisory

https://edk2-docs.gitbook.io/security-advisory/bootguard-toctou-vulnerability

Third Party Advisory

Weaknesses

[email protected]

Primary
CWE-20

CVSS impact metrics

CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

6.8 · Medium

Information

Source identifier

[email protected]

Vulnerability status

Modified

Published

2021-07-14T14:15:07.937Z

5 years ago

Last modified

2026-06-17T02:12:18.353Z

3 months ago