An SMM memory corruption vulnerability in the SMM driver (SMRAM write) in CsmInt10HookSmm in Insyde InsydeH2O with kernel 5.0 through 5.5 allows attackers to send arbitrary data to SMM which could lead to privilege escalation.
History

Wed, 25 Feb 2026 18:15:00 +0000

Type Values Removed Values Added
First Time appeared Insyde insydeh20
CPEs cpe:2.3:a:insyde:insydeh20:*:*:*:*:*:*:*:*
Vendors & Products Insyde insydeh20
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}


Tue, 15 Jul 2025 13:45:00 +0000

Type Values Removed Values Added
Metrics epss

{'score': 0.00082}

epss

{'score': 0.00098}


Mon, 14 Jul 2025 13:45:00 +0000

Type Values Removed Values Added
Metrics epss

{'score': 0.0009}

epss

{'score': 0.00082}


cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published: 2023-11-02T00:00:00.000Z

Updated: 2024-09-05T15:24:35.544Z

Reserved: 2023-07-27T00:00:00.000Z

Link: CVE-2023-39283

cve-icon Vulnrichment

Updated: 2024-08-02T18:02:06.868Z

cve-icon NVD

Status : Modified

Published: 2023-11-02T22:15:09.070

Modified: 2024-11-21T08:15:03.690

Link: CVE-2023-39283

cve-icon Redhat

No data.