CVE-2025-33045 - CVE House
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Status published High CVE-2025-33045

Legacy Serial Redirection SMRAM Vulnerabilities

Vulnerability Description

APTIOV contains vulnerabilities in the BIOS where a privileged user may cause “Write-what-where Condition” and “Exposure of Sensitive Information to an Unauthorized Actor” through local access. The successful exploitation of these vulnerabilities can lead to information disclosure, arbitrary data writing, and impact Confidentiality, Integrity, and Availability.

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

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Credits & Attribution

The following person or organization is credited with identifying this vulnerability, as recorded in the NVD database:

  • Binarly

Affected Vendor

Affected Software

AptioV
Vulnerable Versions:
AptioV_5.0

Timeline

Official Publish: September 9th, 2025
Last Modified: September 9th, 2025
Added to House: July 22nd, 2026

CVSS Vectors

V3: CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H

Weaknesses (CWE)