Improper input validation in AutomationDirect HMI EA9
Priority LOW 39CWE-20Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- —
- Confidentiality · integrity · availability
- None · None · High
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · NVD. Fix status from CNA.
Summary
This vulnerability allows remote attackers to create a denial-of-service condition on affected installations of C-MORE HMI EA9 Firmware version 6.52 touch screen panels. Authentication is not required to exploit this vulnerability. The specific flaw exists within the EA-HTTP.exe process. The issue results from the lack of proper input validation prior to further processing user requests. An attacker can leverage this vulnerability to create a denial-of-service condition on the system. Was ZDI-CAN-10527.
Why it matters now
EPSS 0.03674 89th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| AutomationDirect | HMI EA9 | Firmware version 6.52 | — | No fix listed | CNA |
- HMI EA9 VendorAutomationDirect Affected Firmware version 6.52 Fixed in — No fix listed CNA
CPE configurations NVD · 13
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:automationdirect:c-more_hmi_ea9_firmware:6.52:*:*:*:*:*:*:* | 6.52 | Vulnerable | AutomationDirect |
| cpe:2.3:h:automationdirect:ea9-pgmsw:-:*:*:*:*:*:*:* | not specified by NVD | Running on | AutomationDirect |
| cpe:2.3:h:automationdirect:ea9-rhmi:-:*:*:*:*:*:*:* | not specified by NVD | Running on | AutomationDirect |
| cpe:2.3:h:automationdirect:ea9-t10cl:-:*:*:*:*:*:*:* | not specified by NVD | Running on | AutomationDirect |
| cpe:2.3:h:automationdirect:ea9-t10wcl:-:*:*:*:*:*:*:* | not specified by NVD | Running on | AutomationDirect |
| cpe:2.3:h:automationdirect:ea9-t12cl:-:*:*:*:*:*:*:* | not specified by NVD | Running on | AutomationDirect |
| cpe:2.3:h:automationdirect:ea9-t15cl:-:*:*:*:*:*:*:* | not specified by NVD | Running on | AutomationDirect |
| cpe:2.3:h:automationdirect:ea9-t15cl-r:-:*:*:*:*:*:*:* | not specified by NVD | Running on | AutomationDirect |
| cpe:2.3:h:automationdirect:ea9-t6cl:-:*:*:*:*:*:*:* | not specified by NVD | Running on | AutomationDirect |
| cpe:2.3:h:automationdirect:ea9-t6cl-r:-:*:*:*:*:*:*:* | not specified by NVD | Running on | AutomationDirect |
- cpe:2.3:o:automationdirect:c-more_hmi_ea9_firmware:6.52:*:*:*:*:*:*:* Versions 6.52 Vulnerable ·AutomationDirect
- cpe:2.3:h:automationdirect:ea9-pgmsw:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·AutomationDirect
- cpe:2.3:h:automationdirect:ea9-rhmi:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·AutomationDirect
- cpe:2.3:h:automationdirect:ea9-t10cl:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·AutomationDirect
- cpe:2.3:h:automationdirect:ea9-t10wcl:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·AutomationDirect
- cpe:2.3:h:automationdirect:ea9-t12cl:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·AutomationDirect
- cpe:2.3:h:automationdirect:ea9-t15cl:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·AutomationDirect
- cpe:2.3:h:automationdirect:ea9-t15cl-r:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·AutomationDirect
- cpe:2.3:h:automationdirect:ea9-t6cl:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·AutomationDirect
- cpe:2.3:h:automationdirect:ea9-t6cl-r:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·AutomationDirect
Show 3 more CPE
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:h:automationdirect:ea9-t7cl:-:*:*:*:*:*:*:* | not specified by NVD | Running on | AutomationDirect |
| cpe:2.3:h:automationdirect:ea9-t7cl-r:-:*:*:*:*:*:*:* | not specified by NVD | Running on | AutomationDirect |
| cpe:2.3:h:automationdirect:ea9-t8cl:-:*:*:*:*:*:*:* | not specified by NVD | Running on | AutomationDirect |
- cpe:2.3:h:automationdirect:ea9-t7cl:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·AutomationDirect
- cpe:2.3:h:automationdirect:ea9-t7cl-r:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·AutomationDirect
- cpe:2.3:h:automationdirect:ea9-t8cl:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·AutomationDirect
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2020-10922
- 2026-10-03 Alias added: GHSA-wcf2-mm7g-vqrm
References
More AutomationDirect C-more Hmi Ea9 Firmware vulnerabilities
- TI-2020-08801 Missing authentication in AutomationDirect HMI EA9 CVSS 3.1CRITICAL 9.8
- TI-2020-08802 Missing authentication in AutomationDirect HMI EA9 CVSS 3.1CRITICAL 9.8
- TI-2020-08799 Improper authentication in AutomationDirect HMI EA9 CVSS 3.1HIGH 7.5
- TI-2020-08800 This vulnerability allows remote attackers to disclose sensitive information on affected… CVSS 3.1MEDIUM 5.9
Sources
- CVE-2020-10922 · CVE Program
- CVE-2020-10922 · NVD
- FIRST EPSS
- GHSA-wcf2-mm7g-vqrm · GitHub Advisory Database · CC BY 4.0
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