CVE-2018-17902 — Yokogawa STARDOM Controllers FCJ, FCN-100, FCN-RTU, FCN-500, All versions R4

Yokogawa STARDOM Controllers FCJ, FCN-100, FCN-RTU, FCN-500, All versions R4.10 and prior, The application utilizes multiple methods of session management which could result in a denial of service to the remote management functions.

01What is this vulnerability?

Yokogawa STARDOM Controllers FCJ, FCN-100, FCN-RTU, FCN-500, All versions R4.10 and prior, The application utilizes multiple methods of session management which could result in a denial of service to the remote management functions.

02Affected products

Vendor	Product	Versions
Yokogawa	STARDOM Controllers FCJ,FCN	100,FCN-RTU, FCN-500 — All versions R4.10 and prior

03Active exploitation status

Not currently listed on the CISA Known Exploited Vulnerabilities (KEV) catalog. EPSS is the best forward-looking signal — see the EPSS row above.

04Recommended remediation

• Patch to a fixed version listed in the vendor advisory (see references below).
• Mitigate with WAF rules, network egress filters, or feature flags where the patch is not yet available.
• Hunt historical logs for exploitation indicators — see Detection signatures below.

05Technical details

For the full vendor write-up, exploit chains, and reference implementations, see the references list in section 09.

06Detection signatures

Ask SARA in chat to draft a starting detection for this CVE in your stack of choice.

07Related CVEs

No directly-cited follow-up CVEs in the KB record for this advisory. The references list in section 09 carries the vendor cross-references.

08Timeline

• Published: 2018-10-12T14:00:00.000Z
• Last modified: 2024-09-16T18:34:00.672Z

09References

• web-material3.yokogawa.com — https://web-material3.yokogawa.com/YSAR-18-0007-E.pdf
• ics-cert.us-cert.gov — https://ics-cert.us-cert.gov/advisories/ICSA-18-151-03