{
  "id": "CVE-2021-3824",
  "sourceIdentifier": "security@openvpn.net",
  "published": "2021-09-23T15:15:07.973",
  "lastModified": "2021-09-29T20:21:27.340",
  "vulnStatus": "Analyzed",
  "descriptions": [
    {
      "lang": "en",
      "value": "OpenVPN Access Server 2.9.0 through 2.9.4 allow remote attackers to inject arbitrary web script or HTML via the web login page URL."
    },
    {
      "lang": "es",
      "value": "OpenVPN Access Server versiones 2.9.0 hasta 2.9.4, permiten a atacantes remotos inyectar script web o HTML arbitrario por medio de la URL de la p\u00e1gina de inicio de sesi\u00f3n"
    }
  ],
  "metrics": {
    "cvssMetricV31": [
      {
        "source": "nvd@nist.gov",
        "type": "Primary",
        "cvssData": {
          "version": "3.1",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N",
          "attackVector": "NETWORK",
          "attackComplexity": "LOW",
          "privilegesRequired": "NONE",
          "userInteraction": "REQUIRED",
          "scope": "CHANGED",
          "confidentialityImpact": "LOW",
          "integrityImpact": "LOW",
          "availabilityImpact": "NONE",
          "baseScore": 6.1,
          "baseSeverity": "MEDIUM"
        },
        "exploitabilityScore": 2.8,
        "impactScore": 2.7
      }
    ],
    "cvssMetricV2": [
      {
        "source": "nvd@nist.gov",
        "type": "Primary",
        "cvssData": {
          "version": "2.0",
          "vectorString": "AV:N/AC:M/Au:N/C:N/I:P/A:N",
          "accessVector": "NETWORK",
          "accessComplexity": "MEDIUM",
          "authentication": "NONE",
          "confidentialityImpact": "NONE",
          "integrityImpact": "PARTIAL",
          "availabilityImpact": "NONE",
          "baseScore": 4.3
        },
        "baseSeverity": "MEDIUM",
        "exploitabilityScore": 8.6,
        "impactScore": 2.9,
        "acInsufInfo": false,
        "obtainAllPrivilege": false,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": true
      }
    ]
  },
  "weaknesses": [
    {
      "source": "nvd@nist.gov",
      "type": "Primary",
      "description": [
        {
          "lang": "en",
          "value": "CWE-79"
        }
      ]
    },
    {
      "source": "security@openvpn.net",
      "type": "Secondary",
      "description": [
        {
          "lang": "en",
          "value": "CWE-84"
        }
      ]
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "operator": "OR",
          "negate": false,
          "cpeMatch": [
            {
              "vulnerable": true,
              "criteria": "cpe:2.3:a:openvpn:openvpn_access_server:*:*:*:*:*:*:*:*",
              "versionStartIncluding": "2.9.0",
              "versionEndIncluding": "2.9.4",
              "matchCriteriaId": "2ED7A850-8482-4155-A135-EBED544E4806"
            }
          ]
        }
      ]
    }
  ],
  "references": [
    {
      "url": "https://openvpn.net/vpn-server-resources/release-notes/#openvpn-access-server-2-9-5",
      "source": "security@openvpn.net",
      "tags": [
        "Release Notes",
        "Vendor Advisory"
      ]
    }
  ]
}