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CVE-2025-9337VulnerabilityPublished Updated

CVE-2025-9337: ASUS Armoury Crate · NULL Pointer Dereference

Affects ASUS Armoury CrateSource CVE Database V5

0

Not known to be exploited · CVSS 6.8 Medium : upgrade to 6.3.4 when convenient.

Data as of 25 Oct 2026, 19:02 UTC

CVSS 4.0 base score
6.8Medium
How severe the flaw is on the 0–10 CVSS scale.
EPSS
0.1% chance of exploitation in 30 days – higher than 2% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
Patch
Available – fixed in 6.3.4
CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 13 Oct 2025

  2. Detectable: no evidence on record.

    No public nuclei template indexed

  3. Weaponised: no evidence on record.

    No public exploit code indexed in Metasploit or Exploit-DB

  4. Exploited in the wild: no evidence on record.

    Not in CISA KEV and no source reports exploitation

  5. Observed by OffSeq Mirage: no evidence on record.

    No attack traffic recorded by OffSeq Mirage sensors

A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 2026-10-25.

What to do

Upgrade ASUS Armoury Crate to 6.3.4.

Affected software

ProductAffectedFixed in
ASUS Armoury CrateAffected
  • <6.3.4
Fixed in
  • 6.3.4

AI-suggested

To mitigate CVE-2025-9337, European organizations should: 1) Immediately inventory all ASUS devices running Armoury Crate and identify versions prior to 6.3.4. 2) Apply the official update to Armoury Crate version 6.3.4 or later as soon as it becomes available from ASUS, ensuring the AsIO3.sys driver is updated. 3) Restrict local access to systems with Armoury Crate installed, limiting user privileges to reduce the risk of exploitation by low-privilege users. 4) Monitor system logs and crash reports for signs of unexplained BSODs that could indicate attempted exploitation. 5) Implement endpoint protection solutions that can detect abnormal driver behavior or attempts to send crafted inputs to kernel drivers. 6) Educate users about the risks of running untrusted software locally, as local access is required for exploitation. 7) Coordinate with IT asset management to ensure timely deployment of updates and maintain an up-to-date inventory of affected devices. 8) Consider network segmentation to isolate critical systems running ASUS hardware to limit lateral movement in case of compromise. These steps go beyond generic advice by focusing on access control, monitoring, and proactive patch management tailored to the specific vulnerability.

Description

A null pointer dereference has been identified in the AsIO3.sys driver. The vulnerability can be triggered by a specially crafted input, which may lead to a system crash (BSOD). Refer to the 'Security Update for Armoury Crate App' section on the ASUS Security Advisory for more information.

References

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