{
  "id": "CVE-2021-22967",
  "sourceIdentifier": "support@hackerone.com",
  "published": "2021-11-19T19:15:08.377",
  "lastModified": "2021-11-23T13:22:15.553",
  "vulnStatus": "Analyzed",
  "descriptions": [
    {
      "lang": "en",
      "value": "In Concrete CMS (formerly concrete 5) below 8.5.7, IDOR Allows Unauthenticated User to Access Restricted Files If Allowed to Add Message to a Conversation.To remediate this, a check was added to verify a user has permissions to view files before attaching the files to a message in \"add / edit message\u201d.Concrete CMS security team gave this a CVSS v3.1 score of 4.3 AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:NCredit for discovery Adrian H"
    },
    {
      "lang": "es",
      "value": "En Concrete CMS (anteriormente Concrete 5) versiones anteriores a 8.5.7, IDOR permite a un usuario no autentificado acceder a archivos restringidos si le es permitido a\u00f1adir un mensaje a una conversaci\u00f3n. Para remediar esto, ha sido a\u00f1adida una comprobaci\u00f3n para verificar que un usuario presenta permisos para visualizar los archivos antes de adjuntar los archivos a un mensaje en \"add / edit message\".El equipo de seguridad de Concrete CMS dio a esto una puntuaci\u00f3n CVSS v3.1 de 4.3 AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N Cr\u00e9ditos para la detecci\u00f3n Adrian H"
    }
  ],
  "metrics": {
    "cvssMetricV31": [
      {
        "source": "nvd@nist.gov",
        "type": "Primary",
        "cvssData": {
          "version": "3.1",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N",
          "attackVector": "NETWORK",
          "attackComplexity": "LOW",
          "privilegesRequired": "NONE",
          "userInteraction": "NONE",
          "scope": "UNCHANGED",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "NONE",
          "availabilityImpact": "NONE",
          "baseScore": 7.5,
          "baseSeverity": "HIGH"
        },
        "exploitabilityScore": 3.9,
        "impactScore": 3.6
      }
    ],
    "cvssMetricV2": [
      {
        "source": "nvd@nist.gov",
        "type": "Primary",
        "cvssData": {
          "version": "2.0",
          "vectorString": "AV:N/AC:L/Au:N/C:P/I:N/A:N",
          "accessVector": "NETWORK",
          "accessComplexity": "LOW",
          "authentication": "NONE",
          "confidentialityImpact": "PARTIAL",
          "integrityImpact": "NONE",
          "availabilityImpact": "NONE",
          "baseScore": 5.0
        },
        "baseSeverity": "MEDIUM",
        "exploitabilityScore": 10.0,
        "impactScore": 2.9,
        "acInsufInfo": false,
        "obtainAllPrivilege": false,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": false
      }
    ]
  },
  "weaknesses": [
    {
      "source": "nvd@nist.gov",
      "type": "Primary",
      "description": [
        {
          "lang": "en",
          "value": "CWE-639"
        }
      ]
    },
    {
      "source": "support@hackerone.com",
      "type": "Secondary",
      "description": [
        {
          "lang": "en",
          "value": "CWE-639"
        }
      ]
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "operator": "OR",
          "negate": false,
          "cpeMatch": [
            {
              "vulnerable": true,
              "criteria": "cpe:2.3:a:concretecms:concrete_cms:*:*:*:*:*:*:*:*",
              "versionEndExcluding": "8.5.7",
              "matchCriteriaId": "2B7FD65C-EFA6-40A6-9698-FFEDD4846EE1"
            }
          ]
        }
      ]
    }
  ],
  "references": [
    {
      "url": "https://documentation.concretecms.org/developers/introduction/version-history/857-release-notes",
      "source": "support@hackerone.com",
      "tags": [
        "Release Notes",
        "Vendor Advisory"
      ]
    },
    {
      "url": "https://hackerone.com/reports/869612",
      "source": "support@hackerone.com",
      "tags": [
        "Permissions Required"
      ]
    }
  ]
}