Security readout for executives and security teams
Plain-English summary
This vulnerability affects Fatek engineering/design software used around industrial automation. A remote attacker may be able to crash or corrupt the software’s Communication Server through a buffer overflow. The public bundle does not provide CVSS, exploit status, or a confirmed patch, so urgency depends on whether affected versions are deployed and reachable.
Executive priority
Treat this as an exposure-verification item for industrial automation environments. It is potentially serious because it is remote and affects automation engineering software, but the public bundle lacks severity scoring, exploit evidence, and fix details.
Technical view
CVE-2016-5800 is a CWE-121 stack-based buffer overflow in the Communication Server component of Fatek Automation PM Designer V3 2.1.2.2 and Automation FV Designer 1.2.8.0. The source states remote triggering is possible, but does not provide technical details, impact scope, CVSS scoring, or remediation specifics.
Likely exposure
Exposure is most likely on engineering workstations or systems running the named Fatek designer products, especially if the Communication Server is enabled and reachable from untrusted networks. No other affected versions or products are identified in the provided sources.
Exploitation context
The bundle says a malicious attacker can trigger the remote buffer overflow. It does not cite active exploitation, public exploit availability, or KEV listing. CVE KEV status is false in the provided data.
Researcher notes
Do not assume broader Fatek product exposure beyond the two listed versions. The available record is sparse: CWE-121, remote triggerability, affected products, and one ICS-CERT advisory reference. Validate against official advisory content before assigning operational severity.
Mitigation direction
- Identify installations of the two named Fatek products and versions.
- Check the CISA advisory and Fatek guidance for official remediation.
- Restrict Communication Server access to trusted engineering hosts only.
- Remove affected systems from untrusted network paths where feasible.
- Prioritize compensating controls if no vendor fix is available.
Validation and detection
- Inventory Automation PM Designer V3 installations for version 2.1.2.2.
- Inventory Automation FV Designer installations for version 1.2.8.0.
- Confirm whether the Communication Server component is enabled.
- Review network reachability to affected engineering systems.
- Document remediation status against vendor or CISA guidance.
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-2016-5800 mapping review
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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-16-287-06CVE 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.