Access of resource using incompatible type ('type confusion') in EPICS Base

{
  "id": "42e4fbbd9d31b32a96d0596128768abaccd9b38bd72846e9dd5abe35ed7379c0",
  "url": "https://www.cve.org/CVERecord?id=CVE-2026-114598",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "Access of resource using incompatible type ('type confusion') in EPICS Base",
    "summary": "In EPICS Base release 7.0.10 and prior, an insufficient validation of element or length values in a network message can cause the application to read beyond the bounds of an allocated buffer. This may lead to denial of service and could expose adjacent memory contents.",
    "evidence": "cve:CVE-2026-114598",
    "products": [
      {
        "name": {
          "value": "EPICS Base",
          "evidence": "/containers/cna/affected/0/product"
        },
        "prerequisites": [],
        "fixed_versions": [],
        "affected_versions": []
      }
    ],
    "severity": "high",
    "structured": {
      "id": "CVE-2026-114598",
      "aliases": [
        "CVE-2026-114598"
      ],
      "metrics": [
        {
          "format": "CVSS",
          "cvssV3_1": {
            "scope": "UNCHANGED",
            "version": "3.1",
            "baseScore": 7.5,
            "attackVector": "NETWORK",
            "baseSeverity": "HIGH",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
            "integrityImpact": "NONE",
            "userInteraction": "NONE",
            "attackComplexity": "LOW",
            "availabilityImpact": "HIGH",
            "privilegesRequired": "NONE",
            "confidentialityImpact": "NONE"
          },
          "scenarios": [
            {
              "lang": "en",
              "value": "GENERAL"
            }
          ]
        },
        {
          "format": "CVSS",
          "cvssV4_0": {
            "Safety": "NOT_DEFINED",
            "version": "4.0",
            "Recovery": "NOT_DEFINED",
            "baseScore": 8.7,
            "Automatable": "NOT_DEFINED",
            "attackVector": "NETWORK",
            "baseSeverity": "HIGH",
            "valueDensity": "NOT_DEFINED",
            "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N",
            "exploitMaturity": "NOT_DEFINED",
            "providerUrgency": "NOT_DEFINED",
            "userInteraction": "NONE",
            "attackComplexity": "LOW",
            "attackRequirements": "NONE",
            "privilegesRequired": "NONE",
            "subIntegrityImpact": "NONE",
            "vulnIntegrityImpact": "NONE",
            "subAvailabilityImpact": "NONE",
            "vulnAvailabilityImpact": "HIGH",
            "subConfidentialityImpact": "NONE",
            "vulnConfidentialityImpact": "NONE",
            "vulnerabilityResponseEffort": "NOT_DEFINED"
          },
          "scenarios": [
            {
              "lang": "en",
              "value": "GENERAL"
            }
          ]
        },
        {
          "other": {
            "type": "ssvc",
            "content": {
              "role": "CNA",
              "options": [
                {
                  "Exploitation": "none"
                },
                {
                  "Automatable": "yes"
                },
                {
                  "Technical Impact": "partial"
                }
              ],
              "version": "2.0.3"
            }
          }
        }
      ],
      "affected": [
        {
          "vendor": "The EPICS Community",
          "product": "EPICS Base",
          "versions": [
            {
              "status": "affected",
              "version": "0",
              "versionType": "custom",
              "lessThanOrEqual": "7.0.10"
            }
          ],
          "defaultStatus": "unaffected"
        }
      ],
      "modified": "2026-10-27T16:53:28.775Z",
      "provider": "cve",
      "references": [
        "https://www.cisa.gov/news-events/ics-advisories/icsa-26-300-01"
      ],
      "provider_metadata": {
        "cna": {
          "orgId": "7d14cffa-0d7d-4270-9dc0-52cabd5a23a6",
          "shortName": "icscert",
          "dateUpdated": "2026-10-27T16:53:28.775Z"
        }
      }
    },
    "related_cves": [
      {
        "value": "CVE-2026-114598",
        "evidence": "/cveMetadata/cveId"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/containers/cna/metrics"
  },
  "source_id": "core-cve",
  "document_id": 394473,
  "published_at": "2026-10-27T16:53:28.775+00:00"
}