Security readout for executives and security teams
Plain-English summary
This CVE affects a Windows driver bundled with 2345 Security Guard 3.7 x64. A local user can crash the machine with a blue screen, causing service interruption. The sources also mention possible unspecified other impact, but do not define it.
Executive priority
Treat this as a targeted operational stability risk for affected endpoints, not a broad emergency. Prioritize inventory and remediation where local users or untrusted software can run.
Technical view
The x64 2345NsProtect.sys driver does not validate input values for IOCTL 0x8000200D. The documented consequence is local denial of service through BSOD, with unspecified additional impact possible. The source bundle provides no CVSS score, CWE, vendor advisory, or confirmed patch details.
Likely exposure
Exposure appears limited to Windows systems running 2345 Security Guard 3.7 x64 with 2345NsProtect.sys loaded. This is not described as a remotely reachable network flaw; local user access is required.
Exploitation context
Public exploit and PoC references exist on Exploit-DB and GitHub. The source bundle does not show CISA KEV listing or other cited evidence of active exploitation in the wild.
Researcher notes
Evidence is narrow: the CVE description names the driver, version, architecture, IOCTL, and BSOD impact. The bundle does not substantiate privilege escalation, affected version ranges beyond 3.7, or a vendor patch.
Mitigation direction
- Inventory endpoints for 2345 Security Guard 3.7 x64.
- Check vendor guidance for updates, fixes, or removal instructions.
- Remove or disable the product where it is not required.
- Limit local user access on affected systems.
- Prioritize shared workstations and systems running untrusted local code.
Validation and detection
- Confirm whether 2345NsProtect.sys is present and loaded.
- Verify installed 2345 Security Guard version and architecture.
- Review crash telemetry for BSODs involving this driver.
- Check endpoint management records for affected installations.
- Document any vendor fix status found during review.
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-2018-11034 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/anhkgg/poc/tree/master/2345%20security%20guard/2345NsProtect.sys-x64-0x8000200DCVE reference · x_refsource_MISC
- 44619CVE reference · exploit, x_refsource_EXPLOIT-DB
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.