Instituto Nacional de ciberseguridad. Sección Incibe
Instituto Nacional de Ciberseguridad. Sección INCIBE-CERT

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CVE-2026-3428

Severity CVSS v4.0:
MEDIUM
Type:
Unavailable / Other
Publication date:
16/04/2026
Last modified:
16/04/2026

Description

A Download of Code Without Integrity Check vulnerability in the update modules in ASUS Member Center(华硕大厅) allows a local user to achieve privilege escalation to Administrator via exploitation of a Time-of-check Time-of-use (TOC-TOU) during the update process, where an unexpected payload is substituted for a legitimate one immediately after download, and subsequently executed with administrative privileges upon user consent.<br /> Refer to the &amp;#39;Security Update for ASUS Member Center&amp;#39; section on the ASUS Security Advisory for more information.

Impact

Vector 4.0
CVSS:4.0/AV:L/AC:H/AT:P/PR:L/UI:P/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N CVSS v4.0 Severity and Metrics:

Base Score: 5.40 MEDIUM
Vector: CVSS:4.0/AV:L/AC:H/AT:P/PR:L/UI:P/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

Attack Vector (AV): Local
Attack Complexity (AC): High
Attack Requirements (AT): Present
Privileges Required (PR): Low
User Interaction (UI): Passsive
Confidentiality (VC): High
Integrity (VI): High
Availability (VA): High
Confidentiality (SC): None
Integrity (SI): None
Availability (SA): None

Base Score 4.0
5.40
Severity 4.0
MEDIUM

References to Advisories, Solutions, and Tools