CVE-2022-30772

Severity CVSS v4.0:

Pending analysis

Type:

CWE-787 Out-of-bounds Write

Publication date:

15/11/2022

Last modified:

30/04/2025

Description

Manipulation of the input address in PnpSmm function 0x52 could be used by malware to overwrite SMRAM or OS kernel memory. Function 0x52 of the PnpSmm driver is passed the address and size of data to write into the SMBIOS table, but manipulation of the address could be used by malware to overwrite SMRAM or OS kernel memory. This issue was discovered by Insyde engineering during a security review. This issue is fixed in: Kernel 5.0: 05.09.41 Kernel 5.1: 05.17.43 Kernel 5.2: 05.27.30 Kernel 5.3: 05.36.30 Kernel 5.4: 05.44.30 Kernel 5.5: 05.52.30 https://www.insyde.com/security-pledge/SA-2022065

Impact

Vector 3.x

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

Base Score: 8.20 HIGH
Vector: CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H

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

Base Score 3.x

8.20

Severity 3.x

HIGH

Vulnerable products and versions

CPE	From	Up to
cpe:2.3:o:insyde:kernel::::::::	5.0 (including)	5.0.05.09.41 (excluding)
cpe:2.3:o:insyde:kernel::::::::	5.1 (including)	5.1.05.17.43 (excluding)
cpe:2.3:o:insyde:kernel::::::::	5.2 (including)	5.2.05.27.30 (excluding)
cpe:2.3:o:insyde:kernel::::::::	5.3 (including)	5.3.05.36.30 (excluding)
cpe:2.3:o:insyde:kernel::::::::	5.4 (including)	5.4.05.44.30 (excluding)
cpe:2.3:o:insyde:kernel::::::::	5.5 (including)	5.5.05.52.30 (excluding)

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

CVE-2022-30772

Description

Impact

Vulnerable products and versions

References to Advisories, Solutions, and Tools