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EUVD-2026-43695

🗓️ 14 Jul 2026 15:00:06Reported by EUVDType 
euvd
 euvd
🔗 euvd.enisa.europa.eu👁 2 Views

A denial-of-service security issue exists across all the 1756-EN2, EN3, and ENBT communication module due to improper validation of CIP Implicit Connection packets. An attacker on the network can exploit this by sending crafted packets to continuo...

Related
Affected
Refs
ReporterTitlePublishedViews
Family
Circl
CVE-2026-9653
14 Jul 202616:32
circl
CVE
CVE-2026-9653
14 Jul 202615:00
cve
Cvelist
CVE-2026-9653 1756-EN2, 1756-EN3, and 1756-ENBT - Denial of Service via CIP Connection ID
14 Jul 202615:00
cvelist
NVD
CVE-2026-9653
14 Jul 202615:17
nvd
Positive Technologies
PT-2026-58051
14 Jul 202600:00
ptsecurity
Vulnrichment
CVE-2026-9653 1756-EN2, 1756-EN3, and 1756-ENBT - Denial of Service via CIP Connection ID
14 Jul 202615:00
vulnrichment
[
  {
    "enisaIdVendor": [
      {
        "id": "6538349d-e8d6-3c8a-855e-69ce2156abcd",
        "vendor": {
          "name": "Rockwell Automation"
        }
      }
    ],
    "enisaIdProduct": [
      {
        "id": "1648bcd0-1d7c-3f22-806b-63cc7e4feaf9",
        "product": {
          "name": "1756-ENBT",
          "vendor": {
            "name": "Rockwell Automation"
          }
        },
        "product_version": "6.006"
      },
      {
        "id": "5b9e3409-ce4b-3468-8e53-c7c865eca2f4",
        "product": {
          "name": "1756-EN2, 1756-EN3",
          "vendor": {
            "name": "Rockwell Automation"
          }
        },
        "product_version": "12.001 and before"
      }
    ]
  }
]

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14 Jul 2026 15:25Current
6.1Medium risk
Vulners AI Score6.1
CVSS 48.7
SSVC
2