CVE-2022-3079 — Festo control block CPX-CEC-C1 and CPX-CMXX in multiple versions allow unauthent

Festo control block CPX-CEC-C1 and CPX-CMXX in multiple versions allow unauthenticated, remote access to critical webpage functions which may cause a denial of service.

01What is this vulnerability?

Festo control block CPX-CEC-C1 and CPX-CMXX in multiple versions allow unauthenticated, remote access to critical webpage functions which may cause a denial of service.

02Affected products

Vendor	Product	Versions
FESTO	Control block CPX	CEC-C1 (no. 567347) — 0.0.1
FESTO	Control block CPX	CMXX (no. 555667) — 0.0.1

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: 2022-09-20T10:10:17.000Z
• Last modified: 2025-05-29T14:09:35.704Z

09References

• cert.vde.com — https://cert.vde.com/en/advisories/VDE-2022-036