HOMEVULNERABILITIESCVE-2026-3428
MEDIUM

CVE-2026-3428

CWE-367Published: April 16, 2026· Updated: Apr 17, 2026

5.4
CVSS v3.1
EPSS:0.00%probability of exploitation in 30 daysPercentile:0.1th

Official 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.

Refer to the 'Security Update for ASUS Member Center' section on the ASUS Security Advisory for more information.

NVD Source

Technical Analysis

CVE-2026-3428 requires local access, meaning attackers must already have a foothold on the target system.

Exploitation requires low privileges, which limits the exposure to scenarios where an attacker has already gained initial access.

CVSS v3.1 Vector Breakdown

Exploitability
Attack VectorLocal
Attack ComplexityHigh
Privileges Req.Low
User InteractionP
ScopeX
Impact
Confidentiality
Integrity
Availability
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/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

Exploit & PoC Resources

NO KNOWN EXPLOITNo public exploit confirmed at this time
External links open in a new tab. Always verify in a controlled environment before use.

All References (1)

Quick Facts

CVE IDCVE-2026-3428
CVSS Score5.4 / 10
SeverityMEDIUM
WeaknessCWE-367
CISA KEVNo
EPSS (30d)0.00%
PublishedApr 16, 2026

Related CVEs (CWE-367)

Recommended Actions

  • Apply vendor patches immediately
  • Monitor CVE-2026-3428 in threat intel feeds
  • Review IDS/IPS signatures for exploitation attempts
Data sourced from NVD (NIST), CISA KEV, and EPSS (FIRST). Analysis generated by CTIWATCH.COM. CVE data is provided under the NVD usage policy.