CVE-2023-22613

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 IhisiSmm in Insyde InsydeH2O with kernel 5.0 through 5.5. It is possible to write to an attacker-controlled address. An attacker could invoke an SMI handler with a malformed pointer in RCX that overlaps SMRAM, resulting in SMM memory corruption.

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:05.27.37:::::::*
cpe:2.3:a:insyde:insydeh2o:05.36.37:::::::*
cpe:2.3:a:insyde:insydeh2o:05.44.45:::::::*
cpe:2.3:a:insyde:insydeh2o:05.52.45:::::::*

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

CPE	From	Up to
cpe:2.3:a:insyde:insydeh2o:05.27.37:::::::*
cpe:2.3:a:insyde:insydeh2o:05.36.37:::::::*
cpe:2.3:a:insyde:insydeh2o:05.44.45:::::::*
cpe:2.3:a:insyde:insydeh2o:05.52.45:::::::*

CVE-2023-22613

Description

Impact

Vulnerable products and versions

References to Advisories, Solutions, and Tools