Description
An issue was discovered in SysPasswordDxe in Insyde InsydeH2O. User and administrator password hashes are exposed in runtime UEFI variables, leading to escalation of privilege
Published: 2026-09-03
Score: 6.5 Medium
EPSS: n/a
KEV: No
Impact: n/a
Action: n/a
AI Analysis

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Remediation

Vendor Solution

Kernel 5.1: Version 05.17.09 Kernel 5.2: Version 05.27.09 Kernel 5.3: Version 05.36.09 Kernel 5.4: Version 05.44.09 Kernel 5.5: Version 05.52.09

Tracking

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Advisories

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History

Thu, 03 Sep 2026 02:15:00 +0000

Type Values Removed Values Added
Description An issue was discovered in SysPasswordDxe in Insyde InsydeH2O. User and administrator password hashes are exposed in runtime UEFI variables, leading to escalation of privilege
Title SysPasswordDxe: Password hashes are exposed in runtime UEFI variables, leading to escalation of privilege
Weaknesses CWE-732
References
Metrics cvssV3_1

{'score': 6.5, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:H/A:N'}

Subscriptions

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cve-icon MITRE

Status: PUBLISHED

Assigner: Insyde

Published:

Updated: 2026-09-03T02:05:35.544Z

Reserved: 2021-11-12T22:48:20.355Z

Link: CVE-2021-43613

cve-icon Vulnrichment

No data.

cve-icon NVD

No data.

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses
  • CWE-732

    Incorrect Permission Assignment for Critical Resource