Security readout for executives and security teams
Plain-English summary
This is a local privilege escalation in ASUS ROG Armoury Crate Lite before 4.2.10. A user already on a Windows system could place a malicious file in a writable ASUS ProgramData directory and gain higher privileges. The sources do not show active exploitation.
Executive priority
Treat as a targeted endpoint hygiene issue, not an internet-scale emergency. Prioritize gaming, workstation, or ASUS-managed Windows systems where local user compromise could lead to broader administrative access.
Technical view
CVE-2021-40981 concerns insecure writable path handling in %PROGRAMDATA%\ASUS\GamingCenterLib. The CVE states local users can gain privileges by placing a Trojan horse file there. The provided data names ASUS ROG Armoury Crate Lite before 4.2.10, but no CVSS, CWE, CPE, or vendor advisory details are included.
Likely exposure
Likely limited to Windows endpoints with ASUS ROG Armoury Crate Lite installed below 4.2.10. Exposure depends on whether the publicly writable GamingCenterLib directory exists and whether local user access is possible.
Exploitation context
The source describes local exploitation requiring file placement on the affected machine. KEV is false, and the supplied sources do not claim active exploitation in the wild or remote exploitation.
Researcher notes
Evidence is narrow but consistent: the CVE description and public write-up identify a local privilege escalation through a writable ProgramData ASUS directory. Missing fields include CVSS, CWE, structured CPEs, and vendor advisory details in the supplied bundle.
Mitigation direction
- Inventory endpoints for ASUS ROG Armoury Crate Lite below version 4.2.10.
- Upgrade affected installations to 4.2.10 or later where applicable.
- Check ASUS support guidance for any current vendor-specific remediation.
- Restrict unnecessary local user access on affected Windows endpoints.
- Review permissions on %PROGRAMDATA%\ASUS\GamingCenterLib until patched.
Validation and detection
- Confirm whether Armoury Crate Lite is installed on Windows endpoints.
- Record installed versions and flag any below 4.2.10.
- Check whether %PROGRAMDATA%\ASUS\GamingCenterLib exists on affected hosts.
- Review directory permissions for broad write access.
- Look for suspicious unexpected files in the GamingCenterLib directory.
Public sources used
Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.
Conservative CVE-to-ATT&CK context
These mappings and lookup hints may be relevant to the vulnerability behavior, CWE, affected product, or exposure path. Glexia-inferred context is not an official MITRE, ATT&CK, CWE, or CVE Program mapping.
ATT&CK lookup starting points
Use these exact CWE pages and searches to review the Glexia ATT&CK library from this CVE's weakness and description context.
CVE-2021-40981 mapping review
Open the CVE-to-ATT&CK bridge for reviewed, inferred, or future official mappings tied to this CVE.
Open ATT&CK lookup- Severity
- Unknown
- CVSS
- Not scored
- Known Exploited
- No
- Published
CNA and ADP enrichment extracted from CVE v5
These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.
CVSS and timeline data
No CVSS vectors or timeline events were available in the normalized CVE source material.
Source materials
- CVE List V5 sourceCVE List V5
- https://aptw.tf/2021/09/24/armoury-crate-privesc.htmlCVE reference · x_refsource_MISC
Products and packages named in the record
CWE details
CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.