Emerson Ovation Missing Authentication for Critical Functionality
Summary
| CVE | CVE-2022-29966 |
|---|---|
| State | PUBLISHED |
| Assigner | icscert |
| Source Priority | CVE Program / NVD first with legacy fallback |
| Published | 2026-11-03 23:17:20 UTC |
| Updated | 2026-11-06 19:17:01 UTC |
| Description | Emerson Ovation has several protocols that have no authentication, which could allow an attacker to change controller configuration or cause a denial-of-service condition. |
Risk And Classification
Primary CVSS: v4.0 9.3 CRITICAL from [email protected]
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
EPSS: 0.003930000 probability, percentile 0.337740000 (date 2026-11-08)
Problem Types: CWE-306 | CWE-306 CWE-306
| Version | Source | Type | Score | Severity | Vector |
|---|---|---|---|---|---|
| 4.0 | [email protected] | Secondary | 9.3 | CRITICAL | CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/C... |
| 4.0 | CNA | CVSS | 9.3 | CRITICAL | CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N |
| 3.1 | [email protected] | Secondary | 9.8 | CRITICAL | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
| 3.1 | CNA | CVSS | 9.8 | CRITICAL | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
CVSS v4.0 Breakdown
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
CVSS v3.1 Breakdown
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Vendor Declared Affected Products
References
| Reference | Source | Link | Tags |
|---|---|---|---|
| github.com/cisagov/CSAF/blob/develop/csaf_files/OT/white/2024/icsa-24-15... | [email protected] | github.com | |
| www.cisa.gov/news-events/ics-advisories/icsa-24-158-02 | [email protected] | www.cisa.gov | |
| CVE Program record | CVE.ORG | www.cve.org | canonical |
| NVD vulnerability detail | NVD | nvd.nist.gov | canonical, analysis |
Vendor Comments And Credit
Discovery Credit
CNA: Daniel dos Santos and Jos Wetzels from Forescout Technologies reported this vulnerability to CISA. (en)
Additional Advisory Data
Solutions
CNA: Emerson recommends the following: * Upgrade to the currently available release of Ovation 3.8.0 Feature Pack 3 for remediation of many of the identified vulnerabilities. * Users are advised to consider the use of OCR3000 controllers, which offer an extra layer of protection that is not available to older controller models. * Deploy and configure Ovation systems and related components as described in the Cybersecurity for Ovation Systems manual (OVREF1000). Ovation Users' Group Website (User Manuals | Reference Manuals) https://www.ovationusers.com/ (login required) * Users with questions or concerns regarding the impact of these vulnerabilities on Ovation should contact the Ovation-CERT by email or phone (1-800-445-9723, option 3).