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CVE-2022-39823

Estado: ModificadaAlta (7.5)—

An issue was discovered in Softing OPC UA C++ SDK 5.66 through 6.x before 6.10. An OPC/UA browse request exceeding the server limit on continuation points may cause a use-after-free error

CVSS

Probabilidad de explotación (EPSS)

EPSS (Exploit Prediction Scoring System, de FIRST) estima la probabilidad de que una vulnerabilidad sea explotada en 30 días. Complementa a CVSS (impacto) y a CISA KEV (explotación confirmada).

Tecnologías afectadas (2)

Softing — OPCSofting — OPC UA C++ Software Development KIT

CWE

Referencias

JSON original (NVD)

Mostrar
{
  "id": "CVE-2022-39823",
  "cveTags": [],
  "metrics": {
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "id": "CVE-2022-39823",
          "role": "CISA Coordinator",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "yes"
            },
            {
              "technicalImpact": "partial"
            }
          ],
          "version": "2.0.3",
          "timestamp": "2025-05-08T18:56:35.492848Z"
        }
      }
    ],
    "cvssMetricV31": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "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"
        },
        "impactScore": 3.6,
        "exploitabilityScore": 3.9
      },
      {
        "type": "Secondary",
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "cvssData": {
          "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"
        },
        "impactScore": 3.6,
        "exploitabilityScore": 3.9
      }
    ]
  },
  "affected": [
    {
      "source": "cve@mitre.org",
      "affectedData": [
        {
          "vendor": "n/a",
          "product": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ]
    }
  ],
  "published": "2022-10-20T21:15:10.207",
  "references": [
    {
      "url": "https://industrial.softing.com/fileadmin/psirt/downloads/syt-2022-8.html",
      "tags": [
        "Mitigation",
        "Vendor Advisory"
      ],
      "source": "cve@mitre.org"
    },
    {
      "url": "https://www.softing.com",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "cve@mitre.org"
    },
    {
      "url": "https://industrial.softing.com/fileadmin/psirt/downloads/syt-2022-8.html",
      "tags": [
        "Mitigation",
        "Vendor Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://www.softing.com",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "CWE-416"
        }
      ]
    },
    {
      "type": "Secondary",
      "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
      "description": [
        {
          "lang": "en",
          "value": "CWE-416"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "An issue was discovered in Softing OPC UA C++ SDK 5.66 through 6.x before 6.10. An OPC/UA browse request exceeding the server limit on continuation points may cause a use-after-free error"
    },
    {
      "lang": "es",
      "value": "Se ha detectado un problema en Softing OPC UA C++ SDK versiones 5.66 hasta 6.x anteriores a 6.10. Una petición de exploración OPC/UA que exceda el límite del servidor en puntos de continuación puede causar un error de uso de memoria previamente liberada"
    }
  ],
  "lastModified": "2026-06-17T04:58:22.897",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:softing:opc:*:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "C2B74753-8DDB-4AE5-A1E6-E42C0D65C8EE",
              "versionEndIncluding": "5.22",
              "versionStartIncluding": "5.20"
            },
            {
              "criteria": "cpe:2.3:a:softing:opc_ua_c\\+\\+_software_development_kit:*:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "39D8DBB4-8429-43B6-ADF8-5348CE8B47F1",
              "versionEndIncluding": "6.00",
              "versionStartIncluding": "5.70"
            }
          ],
          "operator": "OR"
        }
      ]
    }
  ],
  "sourceIdentifier": "cve@mitre.org"
}