CVE-2022-36337

An issue was discovered in Insyde InsydeH2O with kernel 5.0 through 5.5. A stack buffer overflow vulnerability in the MebxConfiguration driver leads to arbitrary code execution. Control of a UEFI variable under the OS can cause this overflow when read by BIOS code.

CVSS v3 8.2 HIGH

8.2^/10

CVSS v3 : HIGH

Vector :

Exploitability : 1.5 / Impact : 6.0

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required HIGH

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope CHANGED

References

Link	Resource
https://www.insyde.com/security-pledge	Vendor Advisory
https://www.insyde.com/security-pledge/SA-2022039	Vendor Advisory
https://www.insyde.com/security-pledge	Vendor Advisory
https://www.insyde.com/security-pledge/SA-2022039	Vendor Advisory

Configurations

Configuration 1 (hide)

cpe:2.3:o:insyde:kernel:*:*:*:*:*:*:*:*

History

25 Apr 2025, 21:15

Type	Values Removed	Values Added
CWE		CWE-121

21 Nov 2024, 07:12

Type	Values Removed	Values Added
References	~~() https://www.insyde.com/security-pledge - Vendor Advisory~~	() https://www.insyde.com/security-pledge - Vendor Advisory
References	~~() https://www.insyde.com/security-pledge/SA-2022039 - Vendor Advisory~~	() https://www.insyde.com/security-pledge/SA-2022039 - Vendor Advisory

30 Nov 2022, 15:27

Type	Values Removed	Values Added
CPE		cpe:2.3:o:insyde:kernel::::::::
CWE		CWE-787
CVSS	v2 : ~~unknown~~ v3 : ~~unknown~~	v2 : unknown v3 : 8.2
References	~~(MISC) https://www.insyde.com/security-pledge/SA-2022039 -~~	(MISC) https://www.insyde.com/security-pledge/SA-2022039 - Vendor Advisory
References	~~(MISC) https://www.insyde.com/security-pledge -~~	(MISC) https://www.insyde.com/security-pledge - Vendor Advisory

23 Nov 2022, 13:16

Type	Values Removed	Values Added
New CVE

Information

Published : 2022-11-23 03:15

Updated : 2025-04-25 21:15

NVD link : CVE-2022-36337

Mitre link : CVE-2022-36337

CVE.ORG link : CVE-2022-36337

JSON object : View

Products Affected

insyde

kernel

CWE

CWE-787

Out-of-bounds Write

CWE-121

Stack-based Buffer Overflow

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