CVE-2025-3464

HIGH

ASUS Armoury Crate 5.9.9.0-6.1.18 - Authentication Bypass via TOCTOU Race Condition

Title source: llm
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for CVE-2025-3464. PoCs published by jeffaf.

AI-analyzed exploit summary This is a functional local privilege escalation (LPE) exploit for CVE-2025-3464 targeting AsIO3.sys. It combines a hardlink TOCTOU bypass with a PreviousMode exploitation technique to achieve NT AUTHORITY\SYSTEM privileges.

Description

A race condition vulnerability exists in Armoury Crate. This vulnerability arises from a Time-of-check Time-of-use issue, potentially leading to authentication bypass. Refer to the 'Security Update for Armoury Crate App' section on the ASUS Security Advisory for more information.

Exploits (1)

nomisec WORKING POC 5 stars
by jeffaf · poc
https://github.com/jeffaf/CVE-2025-3464-AsIO3-LPE

This is a functional local privilege escalation (LPE) exploit for CVE-2025-3464 targeting AsIO3.sys. It combines a hardlink TOCTOU bypass with a PreviousMode exploitation technique to achieve NT AUTHORITY\SYSTEM privileges.

Classification
Working Poc 95%
Attack Type
Lpe
Complexity
Complex
Reliability
Reliable
Target: AsIO3.sys (ASUS AsusCertService)
No auth needed
Prerequisites: Presence of vulnerable AsIO3.sys driver · Ability to execute code on the target system
devstral-2 · analyzed Feb 16, 2026 Full analysis →

Scores

CVSS v4 8.4
EPSS 0.0051
EPSS Percentile 39.1%
CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:H/VA:H/SC:L/SI:H/SA:H

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact total

Details

CWE
CWE-367
Status published
Products (1)
ASUS/Armoury Crate v5.9.9.0~v6.1.18
Published Jun 16, 2025
Tracked Since Feb 18, 2026