CVE-2024-38798

Uncleared password keystrokes in circular queue can lead to information disclosure or escalation of privilege

Published Dec 9, 2025 CVSS 4.0 · 5.8 Medium EPSS < 1% KEV · Not listed
Description
EDK2 contains a vulnerability in BIOS where an attacker may cause “Exposure of Sensitive Information to an Unauthorized Actor” by local access. Successful exploitation of this vulnerability will lead to

possible information disclosure or escalation of privilege

and impact Confidentiality.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
References
Metrics threat_severity

None

cvssV3_1

{'score': 5.2, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N'}

threat_severity

Moderate

Type Values Removed Values Added
First Time appeared Tianocore
Tianocore edk2
Vendors & Products Tianocore
Tianocore edk2
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
Description EDK2 contains a vulnerability in BIOS where an attacker may cause “Exposure of Sensitive Information to an Unauthorized Actor” by local access. Successful exploitation of this vulnerability will lead to possible information disclosure or escalation of privilege and impact Confidentiality.
Title Uncleared password keystrokes in circular queue can lead to information disclosure or escalation of privilege
Weaknesses CWE-200
References
Metrics cvssV4_0

{'score': 5.8, 'vector': 'CVSS:4.0/AV:L/AC:H/AT:N/PR:L/UI:N/VC:H/VI:L/VA:L/SC:L/SI:L/SA:L'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
TianoCore
Published
Updated
Dec 9, 2025, 3:14 PM
Reserved
Jun 19, 2024, 5:05 PM
Status
Deferred
Published
Dec 9, 2025, 4:17 PM
Modified
Oct 2, 2026, 12:10 AM
Severity
Moderate
Public date
Dec 9, 2025, 3:00 PM