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CVE-2024-38434

Status: DeferredMedium (6.5)—

Unitronics Vision PLC –

CWE-676: Use of Potentially Dangerous Function may allow security feature bypass

CVSS

Exploitation probability (EPSS)

EPSS (Exploit Prediction Scoring System, FIRST) estimates how likely a vulnerability is to be exploited in the wild within 30 days. It complements CVSS (impact) and CISA KEV (confirmed exploitation).

Affected technologies (1)

⚠ AI-inferred from the description — NVD hasn't analyzed this CVE yet, these aren't verified CPEs.

Unitronics — Vision PLCAI

CWEs

References

Raw JSON (NVD)

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{
  "id": "CVE-2024-38434",
  "cveTags": [],
  "metrics": {
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "id": "CVE-2024-38434",
          "role": "CISA Coordinator",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "no"
            },
            {
              "technicalImpact": "partial"
            }
          ],
          "version": "2.0.3",
          "timestamp": "2024-07-29T14:56:41.036778Z"
        }
      }
    ],
    "cvssMetricV31": [
      {
        "type": "Secondary",
        "source": "cna@cyber.gov.il",
        "cvssData": {
          "scope": "UNCHANGED",
          "version": "3.1",
          "baseScore": 6.5,
          "attackVector": "NETWORK",
          "baseSeverity": "MEDIUM",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N",
          "integrityImpact": "NONE",
          "userInteraction": "NONE",
          "attackComplexity": "LOW",
          "availabilityImpact": "NONE",
          "privilegesRequired": "LOW",
          "confidentialityImpact": "HIGH"
        },
        "impactScore": 3.6,
        "exploitabilityScore": 2.8
      }
    ]
  },
  "affected": [
    {
      "source": "cna@cyber.gov.il",
      "affectedData": [
        {
          "vendor": "Unitronics",
          "product": "Vision PLC",
          "versions": [
            {
              "status": "affected",
              "version": "All versions",
              "lessThan": "Upgrade to v9.9.1",
              "versionType": "custom"
            }
          ],
          "defaultStatus": "unaffected"
        }
      ]
    }
  ],
  "published": "2024-07-21T07:15:05.643",
  "references": [
    {
      "url": "https://www.gov.il/en/Departments/faq/cve_advisories",
      "source": "cna@cyber.gov.il"
    },
    {
      "url": "https://www.gov.il/en/Departments/faq/cve_advisories",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Deferred",
  "weaknesses": [
    {
      "type": "Secondary",
      "source": "cna@cyber.gov.il",
      "description": [
        {
          "lang": "en",
          "value": "CWE-676"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "Unitronics Vision PLC –  \n\nCWE-676: Use of Potentially Dangerous Function may allow security feature bypass"
    },
    {
      "lang": "es",
      "value": " Unitronics Vision PLC – CWE-676: El uso de una función potencialmente peligrosa puede permitir la omisión de la función de seguridad"
    }
  ],
  "lastModified": "2026-06-17T07:40:16.403",
  "sourceIdentifier": "cna@cyber.gov.il"
}