Security readout for executives and security teams
Plain-English summary
This flaw affects the Windows Master, also called Windows Optimization Master, hardware detection driver in version 7.99.13.604. A local user could crash the Windows system with a blue screen. The sources also mention possible unspecified other impact, but provide no confirmed privilege escalation, patch, or active exploitation evidence.
Executive priority
Treat this as a targeted endpoint stability risk, not a confirmed remote compromise issue. Prioritize removal or replacement on managed workstations and sensitive systems, especially where untrusted users can log in locally.
Technical view
CVE-2018-9051 is an input-validation issue in WoptiHWDetect.SYS. The CVE states that local users can trigger denial of service through an IOCTL handling path. The only linked technical reference is a public BSOD proof-of-concept repository; no CVSS, CWE, CPE, or vendor remediation detail is provided in the bundle.
Likely exposure
Exposure is likely limited to Windows endpoints where Windows Master or Windows Optimization Master 7.99.13.604 installed WoptiHWDetect.SYS. The attack is local, so internet exposure is not indicated by the sources.
Exploitation context
A public proof-of-concept reference exists for BSOD behavior. The CVE is not listed as KEV in the provided bundle, and no cited source supports active exploitation in the wild.
Researcher notes
The public data is sparse. The CVE identifies a driver, product version, local attack condition, and BSOD impact. It does not provide a vendor advisory, fixed version, CVSS score, CWE, affected CPEs, or evidence for the unspecified other impact.
Mitigation direction
- Inventory endpoints for Windows Master or Windows Optimization Master 7.99.13.604.
- Remove the vulnerable utility where it is not required.
- Check vendor guidance for a fixed driver or supported replacement.
- Restrict local interactive access on systems where the driver remains installed.
- Monitor affected endpoints for repeated crashes involving WoptiHWDetect.SYS.
Validation and detection
- Confirm whether WoptiHWDetect.SYS is present on managed Windows endpoints.
- Verify the installed Windows Master or Windows Optimization Master version.
- Review crash dumps or event logs for WoptiHWDetect.SYS-related BSODs.
- Check whether vendor documentation names a fixed release.
- Document any systems retaining the driver and their business justification.
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-2018-9051 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://github.com/D0neMkj/POC_BSOD/tree/master/Windows%20Optimization%20master/0xf1002021CVE 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.