Security readout for executives and security teams
Plain-English summary
This vulnerability affects KMC Controls BAC-5051E devices running firmware before E0.2.0.2. A remote attacker could abuse a victim's existing authenticated session to trigger requests that disclose a configuration file. Business concern is exposure of building-control configuration data, not confirmed system takeover.
Executive priority
Treat as a targeted OT/building-controls hygiene issue. Prioritize if BAC-5051E devices are deployed, especially on reachable networks, but current sources do not support an emergency active-exploitation response.
Technical view
CVE-2016-4494 is a CSRF issue in KMC Controls BAC-5051E firmware before E0.2.0.2. The published description says it lets remote attackers hijack authentication of unspecified victims for requests that disclose configuration file contents. CVSS, CWE, and detailed prerequisites are not provided in the bundle.
Likely exposure
Organizations using KMC Controls BAC-5051E devices with firmware earlier than E0.2.0.2 are the likely exposure group. Risk is higher where the device management interface is reachable from user workstations or broader networks.
Exploitation context
The source bundle does not show CISA KEV listing or active exploitation evidence. The described attack depends on abusing a victim's authenticated browser context, which generally reduces urgency versus unauthenticated direct compromise but still matters for OT/building systems.
Researcher notes
Available public detail is sparse: no CVSS vector, CWE mapping, or explicit affected CPEs are included. The key grounded facts are product, firmware boundary, CSRF class, and configuration-file disclosure impact. Avoid assuming broader KMC product exposure.
Mitigation direction
- Inventory BAC-5051E devices and record firmware versions.
- Prioritize devices running firmware before E0.2.0.2.
- Follow KMC Controls or ICS-CERT guidance for firmware remediation.
- Restrict management interface access to trusted administrative networks.
- Reduce session exposure by limiting who can access device administration.
Validation and detection
- Confirm whether BAC-5051E devices exist in the environment.
- Verify firmware versions against the before E0.2.0.2 affected range.
- Check network paths to the device management interface.
- Review access controls for users who administer these devices.
- Document remediation status and any vendor guidance followed.
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-2016-4494 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-16-126-01CVE 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.