FKIE_CVE-2023-6247

Vulnerability from fkie_nvd - Published: 2024-02-29 01:42 - Updated: 2025-08-21 15:53
Severity ?
6.5 (Medium) - CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Summary
The PKCS#7 parser in OpenVPN 3 Core Library versions through 3.8.3 did not properly validate the parsed data, which would result in the application crashing.
References
security@openvpn.nethttps://community.openvpn.net/openvpn/wiki/CVE-2023-6247Patch, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108https://community.openvpn.net/openvpn/wiki/CVE-2023-6247Patch, Vendor Advisory
Impacted products
Vendor Product Version
openvpn openvpn_3 *
To clipboard 

{
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:openvpn:openvpn_3:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "EBC9DB31-CCD7-43AC-B2E0-086EA347D4C0",
              "versionEndExcluding": "3.8.4",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "The PKCS#7 parser in OpenVPN 3 Core Library versions through 3.8.3 did not properly validate the parsed data, which would result in the application crashing."
    },
    {
      "lang": "es",
      "value": "El analizador PKCS#7 en las versiones de OpenVPN 3 Core Library hasta 3.8.3 no valid\u00f3 correctamente los datos analizados, lo que provocar\u00eda que la aplicaci\u00f3n fallara."
    }
  ],
  "id": "CVE-2023-6247",
  "lastModified": "2025-08-21T15:53:11.440",
  "metrics": {
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "HIGH",
          "baseScore": 6.5,
          "baseSeverity": "MEDIUM",
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "privilegesRequired": "LOW",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
          "version": "3.1"
        },
        "exploitabilityScore": 2.8,
        "impactScore": 3.6,
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "type": "Secondary"
      }
    ]
  },
  "published": "2024-02-29T01:42:34.380",
  "references": [
    {
      "source": "security@openvpn.net",
      "tags": [
        "Patch",
        "Vendor Advisory"
      ],
      "url": "https://community.openvpn.net/openvpn/wiki/CVE-2023-6247"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Patch",
        "Vendor Advisory"
      ],
      "url": "https://community.openvpn.net/openvpn/wiki/CVE-2023-6247"
    }
  ],
  "sourceIdentifier": "security@openvpn.net",
  "vulnStatus": "Analyzed",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-476"
        }
      ],
      "source": "security@openvpn.net",
      "type": "Secondary"
    }
  ]
}


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