Instituto Nacional de ciberseguridad. Sección Incibe
Instituto Nacional de Ciberseguridad. Sección INCIBE-CERT

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CVE-2023-22614

Severity CVSS v4.0:
Pending analysis
Type:
CWE-787 Out-of-bounds Write
Publication date:
11/04/2023
Last modified:
11/02/2025

Description

An issue was discovered in ChipsetSvcSmm in Insyde InsydeH2O with kernel 5.0 through 5.5. There is insufficient input validation in BIOS Guard updates. An attacker can induce memory corruption in SMM by supplying malformed inputs to the BIOS Guard SMI handler.

Impact

Vector 3.x
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H CVSS v3.1 Severity and Metrics:

Base Score: 8.80 HIGH
Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H

Attack Vector (AV): Local
Attack Complexity (AC): Low
Privileges Required (PR): Low
User Interaction (UI): None
Scope (S): Changed
Confidentiality (C): High
Integrity (I): High
Availability (A): High

Base Score 3.x
8.80
Severity 3.x
HIGH

Vulnerable products and versions

CPE From Up to
cpe:2.3:a:insyde:insydeh2o:05.42.52.0026:*:*:*:*:*:*:*
cpe:2.3:a:insyde:insydeh2o:05.43.01.0026:*:*:*:*:*:*:*
cpe:2.3:a:insyde:insydeh2o:05.43.12.0056:*:*:*:*:*:*:*
cpe:2.3:a:insyde:insydeh2o:05.44.34.0054:*:*:*:*:*:*:*
cpe:2.3:a:insyde:insydeh2o:05.44.45.0015:*:*:*:*:*:*:*
cpe:2.3:a:insyde:insydeh2o:05.44.45.0028:*:*:*:*:*:*:*

To consult the complete list of CPE names with products and versions, see this page


References to Advisories, Solutions, and Tools