CVE-2023-40067 | BDVDB-2026-245439 Detail

Intel(R) CSME

Description#

Unchecked return value in firmware for some Intel(R) CSME may allow an unauthenticated user to potentially enable escalation of privilege via physical access.

Impact#

Per CVSS v3.1: confidentiality impact low, integrity impact high, availability impact none. Attack vector: physical.

Weaknesses#

CWE-252 Unchecked return value

References#

Exploit#

No public exploit known

History#

Version 12024-08-14Record published in the CVE List.
Version 22025-11-03Most recent update recorded in the CVE List.

Published

Published: 2024-08-14
Last modified: 2025-11-03

Vendor information

Vendor: Not stated
Product: Intel(R) CSME

Score

5.7 Medium

EPSS

less than 1%, Very Low

Estimated chance of exploitation in the next 30 days. EPSS percentile: 11.2.

KEV

Not listed in the CISA Known Exploited Vulnerabilities catalog.

Impact

Not classified

Action

No specific action is recorded in the source data. Check the references for vendor guidance.

Affected Systems

Vulnerable
See references
Fixed
Not stated

Scoring System

CVSS v4.0

5.7 Medium

CVSS:4.0/AV:P/AC:H/AT:P/PR:N/UI:N/VC:N/VI:H/VA:N/SC:L/SI:H/SA:N

Metric breakdown
Attack Vector	Physical
Attack Complexity	High
Attack Requirements	Present
Privileges Required	None
User Interaction	None
Vulnerable System Confidentiality	None
Vulnerable System Integrity	High
Vulnerable System Availability	None
Subsequent System Confidentiality	Low
Subsequent System Integrity	High
Subsequent System Availability	None

CVSS v3.1

5.7 Medium

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

Metric breakdown
Attack Vector	Physical
Attack Complexity	High
Privileges Required	None
User Interaction	None
Scope	Changed
Confidentiality	Low
Integrity	High
Availability	None

CVSS v3.0

Not available

CVSS v2

Not available

Source: CVE List v5 (record); CISA KEV (kev, action); FIRST EPSS (epss).