Security readout for executives and security teams
Plain-English summary
This issue affects older Johnson Controls Metasys building automation components. An exposed vulnerable web service could let a remote attacker upload a script and run code on the system. The bundle does not provide CVSS, patch details, or proof of active exploitation.
Executive priority
Treat this as high priority for facilities, OT, and building automation environments. Remote code execution against building management systems can affect operational continuity, safety-adjacent services, and incident response complexity, even though exploit activity is not proven in the provided sources.
Technical view
CVE-2014-5428 is an unrestricted file upload flaw in unspecified Metasys web services, versions 4.1 through 6.5. The cited description says remote attackers can execute arbitrary code by uploading a shell script. Product scope includes ADS, ADX, LCS8520, NAE, NIE, and NxE8500 deployments using those versions.
Likely exposure
Exposure is most likely where Metasys 4.1 through 6.5 web services are reachable from untrusted networks or shared operational networks. The affected product list is specific, but the vulnerable service path and configuration details are not provided in the bundle.
Exploitation context
The provided sources describe remote arbitrary code execution through unrestricted file upload. They do not state authentication requirements, public exploit availability, or active exploitation. The CVE is not marked as CISA KEV in the bundle.
Researcher notes
The source bundle is thin: it names affected Metasys versions and products, but not CVSS, CWE, authentication conditions, fixed versions, or vulnerable endpoints. Avoid assuming internet exploitation or a universal patch path without the ICS-CERT and vendor advisory content.
Mitigation direction
- Review Johnson Controls and ICS-CERT advisory ICSA-14-350-02 for official remediation guidance.
- Inventory Metasys 4.1 through 6.5 ADS, ADX, LCS8520, NAE, NIE, and NxE8500 systems.
- Restrict access to Metasys web services to trusted management networks.
- Prioritize vendor-supported upgrade or replacement planning for unsupported affected systems.
- Monitor vendor and CISA sources for any updated mitigation details.
Validation and detection
- Confirm whether any listed Metasys products run versions 4.1 through 6.5.
- Identify where Metasys web services are reachable from IT, OT, VPN, or internet-facing networks.
- Check vendor documentation for the specific vulnerable services and remediation status.
- Review logs for unexpected file uploads or script execution on affected systems.
- Document compensating controls where vendor remediation cannot be immediately applied.
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.
Execution behavior lookup
The CVE wording references code or command execution, so execution technique review may help defensive triage. This is a Glexia inferred lookup path, not an official MITRE, ATT&CK, or CVE Program mapping.
Open ATT&CK lookupFile access behavior lookup
The CVE wording references file access or upload behavior, so file telemetry and web shell review may help. This is a Glexia inferred lookup path, not an official MITRE, ATT&CK, or CVE Program mapping.
Open ATT&CK lookupCVE-2014-5428 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-14-350-02CVE 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.