Festo: CPX-CEC-C1 and CMXX, Missing Authentication for Critical Webpage Function
Priority MEDIUM 40CWE-269Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Privilege escalation
- Confidentiality · integrity · availability
- None · None · High
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · CNA. Fix status from CNA. Impact type from CWE-269.
Summary
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.
Why it matters now
Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.0078 56th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- Yes
- Technical impact
- Partial
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| Festo | Control block CPX-CEC-C1 (no. 567347) | 0.0.1 – 2.0.12 | — | No fix listed | CNA |
| Festo | Control block CPX-CMXX (no. 555667) | 0.0.1 – 1.2.34 rev.269404 | — | No fix listed | CNA |
- Control block CPX-CEC-C1 (no. 567347) VendorFesto Affected 0.0.1 – 2.0.12 Fixed in — No fix listed CNA
- Control block CPX-CMXX (no. 555667) VendorFesto Affected 0.0.1 – 1.2.34 rev.269404 Fixed in — No fix listed CNA
CPE configurations NVD · 4
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:festo:cpx-cmxx_firmware:*:*:*:*:*:*:*:* | up to 2.0.12 | Vulnerable | Festo |
| cpe:2.3:h:festo:cpx-cmxx:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Festo |
| cpe:2.3:o:festo:cpx-cec-c1_firmware:*:*:*:*:*:*:*:* | up to 1.2.34 | Vulnerable | Festo |
| cpe:2.3:h:festo:cpx-cec-c1:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Festo |
- cpe:2.3:o:festo:cpx-cmxx_firmware:*:*:*:*:*:*:*:* Versions up to 2.0.12 Vulnerable ·Festo
- cpe:2.3:h:festo:cpx-cmxx:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Festo
- cpe:2.3:o:festo:cpx-cec-c1_firmware:*:*:*:*:*:*:*:* Versions up to 1.2.34 Vulnerable ·Festo
- cpe:2.3:h:festo:cpx-cec-c1:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Festo
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2022-3079
- 2026-10-03 Alias added: GHSA-x2jr-7jc4-3pmm
References
Sources
- CVE-2022-3079 · CVE Program
- CVE-2022-3079 · NVD
- FIRST EPSS
- GHSA-x2jr-7jc4-3pmm · GitHub Advisory Database · CC BY 4.0
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