Description
An issue was discovered in Insyde InsydeH2O with kernel 5.0 through 5.5. Due to insufficient input validation, an attacker can tamper with a runtime-accessible EFI variable to cause a dynamic BAR setting to overlap SMRAM.
Published: 2023-08-07
Score: 5.5 Medium
EPSS: < 1% Very Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

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Remediation

No vendor fix or workaround currently provided.

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Tracking

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Advisories
Source ID Title
EUVD EUVD EUVD-2023-31149 An issue was discovered in Insyde InsydeH2O with kernel 5.0 through 5.5. Due to insufficient input validation, an attacker can tamper with a runtime-accessible EFI variable to cause a dynamic BAR setting to overlap SMRAM.
History

Fri, 07 Mar 2025 20:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

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


Subscriptions

Insyde Insydeh2o
cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published:

Updated: 2025-03-07T19:25:36.184Z

Reserved: 2023-02-28T00:00:00.000Z

Link: CVE-2023-27373

cve-icon Vulnrichment

Updated: 2024-08-02T12:09:43.428Z

cve-icon NVD

Status : Modified

Published: 2023-08-07T15:15:10.893

Modified: 2025-03-07T20:15:36.693

Link: CVE-2023-27373

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses