7.3
HIGH CVSS 4.0
CVE-2025-9338
ASUS AsIO3.sys Buffer Overflow Vulnerability
Description

A improper restriction of operations within the bounds of a memory buffer exists in AsIO3.sys driver. This vulnerability can be triggered by manually executing a specially crafted process, potentially leading to local privilage escalation. For additional information, please refer to the 'Security Update for Armoury Crate App' section of the ASUS Security Advisory.

INFO

Published Date :

Nov. 6, 2025, 6:15 a.m.

Last Modified :

Nov. 6, 2025, 6:15 a.m.

Remotely Exploit :

No

Source :

54bf65a7-a193-42d2-b1ba-8e150d3c35e1
Affected Products

The following products are affected by CVE-2025-9338 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

No affected product recoded yet

CVSS Scores
The Common Vulnerability Scoring System is a standardized framework for assessing the severity of vulnerabilities in software and systems. We collect and displays CVSS scores from various sources for each CVE.
Score Version Severity Vector Exploitability Score Impact Score Source
CVSS 4.0 HIGH 54bf65a7-a193-42d2-b1ba-8e150d3c35e1
CVSS 4.0 HIGH 54bf65a7-a193-42d2-b1ba-8e150d3c35e1
Solution
Update the AsIO3.sys driver to patch memory corruption vulnerability and prevent privilege escalation.
  • Update the AsIO3.sys driver.
  • Apply security updates for Armoury Crate.
  • Restart the system after applying updates.
Public PoC/Exploit Available at Github

CVE-2025-9338 has a 1 public PoC/Exploit available at Github. Go to the Public Exploits tab to see the list.

References to Advisories, Solutions, and Tools

Here, you will find a curated list of external links that provide in-depth information, practical solutions, and valuable tools related to CVE-2025-9338.

URL Resource
https://www.asus.com/security-advisory/
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2025-9338 is associated with the following CWEs:

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Community reconstruction of the legacy JSON NVD Data Feeds. This project uses and redistributes data from the NVD API but is neither endorsed nor certified by the NVD.

Shell

Updated: 3 hours, 50 minutes ago
183 stars 25 fork 25 watcher
Born at : May 17, 2023, 8 a.m. This repo has been linked 9 different CVEs too.

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2025-9338 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2025-9338 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • New CVE Received by 54bf65a7-a193-42d2-b1ba-8e150d3c35e1

    Nov. 06, 2025

    Action Type Old Value New Value
    Added Description A improper restriction of operations within the bounds of a memory buffer exists in AsIO3.sys driver. This vulnerability can be triggered by manually executing a specially crafted process, potentially leading to local privilage escalation. For additional information, please refer to the 'Security Update for Armoury Crate App' section of the ASUS Security Advisory.
    Added CVSS V4.0 AV:L/AC:L/AT:P/PR:L/UI:N/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
    Added CWE CWE-119
    Added Reference https://www.asus.com/security-advisory/
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.
Vulnerability Scoring Details
Base CVSS Score: 7.3
Attack Vector
Attack Complexity
Attack Requirements
Privileges Required
User Interaction
VS Confidentiality
VS Integrity
VS Availability
SS Confidentiality
SS Integrity
SS Availability