Security readout for executives and security teams
Plain-English summary
Omron CX-One engineering software can mishandle malformed project files, causing a stack-based buffer overflow. The practical risk is highest where staff open project files from external parties or old archives. The source bundle does not provide CVSS, a named fixed version, or evidence of active exploitation.
Executive priority
Prioritize environments where Omron engineering software handles third-party project files. Business urgency is moderate in those workflows, but formal severity is unknown because the bundle lacks CVSS, confirmed impact detail, and exploitation evidence.
Technical view
CVE-2018-7514 affects CX-One 4.42 and prior, including CX-FLnet, CX-Protocol, CX-Programmer, CX-Server, Network Configurator, and Switch Box Utility versions listed in the advisory data. The weakness is CWE-121: stack-based buffer overflow during malformed project file parsing. Exact post-overflow impact is not specified in the bundle.
Likely exposure
Exposure is limited to systems with affected Omron CX-One components installed, especially engineering workstations that open project files. The bundle does not indicate a remotely exposed service or affected runtime device firmware.
Exploitation context
The source bundle supports malformed-file parsing as the trigger condition. It does not show CISA KEV listing, active exploitation, public exploit use, or weaponized details. Treat suspicious project files as untrusted until vendor guidance is confirmed.
Researcher notes
The available evidence is narrow: affected versions and CWE are identified, but impact, exploitability prerequisites beyond malformed project parsing, and fixed release data are not present in the bundle. Avoid assuming active exploitation or a patch level without checking the advisory.
Mitigation direction
- Inventory Omron CX-One and listed component versions on engineering workstations.
- Check Omron or CISA guidance for fixed versions or official mitigations.
- Restrict opening project files from untrusted sources or unaudited archives.
- Apply vendor-approved updates once confirmed for the installed product set.
- Use normal workstation controls to limit user privileges and file intake paths.
Validation and detection
- Confirm whether CX-One version is 4.42 or earlier.
- Check listed bundled application versions against the affected version ranges.
- Review engineering workstations for recent untrusted project file handling.
- Verify vendor advisory status before declaring remediation complete.
- Document any compensating controls for systems that cannot be updated.
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.
CWE-121: Exact CWE lookup
Use the exact CWE identifier as the starting point before reviewing related ATT&CK behavior. Open the exact CWE lookup page first, then review the ATT&CK searches from that MITRE weakness context. This is a Glexia lookup hint, not an official ATT&CK mapping.
Open ATT&CK lookupCVE-2018-7514 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://ics-cert.us-cert.gov/advisories/ICSA-18-100-02CVE 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.
Stack-based Buffer Overflow
Stack-based Buffer Overflow represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.