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CVE-2020-4685

Estado: ModificadaAlta (7.2)—

A low level user of IBM Cognos Controller 10.3.0, 10.3.1, 10.4.0, 10.4.1, and 10.4.2 who has Administration rights to the server where the application is installed, can escalate their privilege from Low level to Super Admin and gain access to Create/Update/Delete any level of user in Cognos Controller. IBM X-Force ID: 186625.

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 (1)

IBM — Cognos Controller

CWE

Referencias

JSON original (NVD)

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{
  "id": "CVE-2020-4685",
  "cveTags": [],
  "metrics": {
    "cvssMetricV2": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "version": "2.0",
          "baseScore": 6.5,
          "accessVector": "NETWORK",
          "vectorString": "AV:N/AC:L/Au:S/C:P/I:P/A:P",
          "authentication": "SINGLE",
          "integrityImpact": "PARTIAL",
          "accessComplexity": "LOW",
          "availabilityImpact": "PARTIAL",
          "confidentialityImpact": "PARTIAL"
        },
        "acInsufInfo": false,
        "impactScore": 6.4,
        "baseSeverity": "MEDIUM",
        "obtainAllPrivilege": false,
        "exploitabilityScore": 8,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": false
      }
    ],
    "cvssMetricV30": [
      {
        "type": "Secondary",
        "source": "psirt@us.ibm.com",
        "cvssData": {
          "scope": "CHANGED",
          "version": "3.0",
          "baseScore": 8,
          "attackVector": "NETWORK",
          "baseSeverity": "HIGH",
          "vectorString": "CVSS:3.0/AV:N/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H",
          "integrityImpact": "HIGH",
          "userInteraction": "NONE",
          "attackComplexity": "HIGH",
          "availabilityImpact": "HIGH",
          "privilegesRequired": "HIGH",
          "confidentialityImpact": "HIGH"
        },
        "impactScore": 6,
        "exploitabilityScore": 1.3
      }
    ],
    "cvssMetricV31": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "scope": "UNCHANGED",
          "version": "3.1",
          "baseScore": 7.2,
          "attackVector": "NETWORK",
          "baseSeverity": "HIGH",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H",
          "integrityImpact": "HIGH",
          "userInteraction": "NONE",
          "attackComplexity": "LOW",
          "availabilityImpact": "HIGH",
          "privilegesRequired": "HIGH",
          "confidentialityImpact": "HIGH"
        },
        "impactScore": 5.9,
        "exploitabilityScore": 1.2
      }
    ]
  },
  "affected": [
    {
      "source": "psirt@us.ibm.com",
      "affectedData": [
        {
          "vendor": "IBM",
          "product": "Cognos Controller",
          "versions": [
            {
              "status": "affected",
              "version": "10.3.1"
            },
            {
              "status": "affected",
              "version": "10.3.0"
            },
            {
              "status": "affected",
              "version": "10.4.0"
            },
            {
              "status": "affected",
              "version": "10.4.1"
            },
            {
              "status": "affected",
              "version": "10.4.2"
            }
          ]
        }
      ]
    }
  ],
  "published": "2020-11-11T13:15:14.480",
  "references": [
    {
      "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/186625",
      "tags": [
        "VDB Entry",
        "Vendor Advisory"
      ],
      "source": "psirt@us.ibm.com"
    },
    {
      "url": "https://www.ibm.com/support/pages/node/6339995",
      "tags": [
        "Patch",
        "Vendor Advisory"
      ],
      "source": "psirt@us.ibm.com"
    },
    {
      "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/186625",
      "tags": [
        "VDB Entry",
        "Vendor Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://www.ibm.com/support/pages/node/6339995",
      "tags": [
        "Patch",
        "Vendor Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "NVD-CWE-noinfo"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "A low level user of IBM Cognos Controller 10.3.0, 10.3.1, 10.4.0, 10.4.1, and 10.4.2 who has Administration rights to the server where the application is installed, can escalate their privilege from Low level to Super Admin and gain access to Create/Update/Delete any level of user in Cognos Controller. IBM X-Force ID: 186625."
    },
    {
      "lang": "es",
      "value": "Un usuario de bajo nivel de IBM Cognos Controller versiones 10.3.0, 10.3.1, 10.4.0, 10.4.1 y 10.4.2, que tenga derechos de administración en el servidor donde está instalada la aplicación, puede escalar sus privilegios desde nivel Low a Super Admin y conseguir acceso para Crear/Actualizar/Eliminar cualquier nivel de usuario en Cognos Controller. IBM X-Force ID: 186625"
    }
  ],
  "lastModified": "2026-06-17T03:20:21.127",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:ibm:cognos_controller:10.3.0:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "7B9021EE-6BDF-4722-A7EA-E984A21684A7"
            },
            {
              "criteria": "cpe:2.3:a:ibm:cognos_controller:10.3.1:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "F544128B-455B-4485-A98F-4DB751925B36"
            },
            {
              "criteria": "cpe:2.3:a:ibm:cognos_controller:10.4.0:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "8284ECE5-3938-47B2-99B6-6D3B9ECB8C82"
            },
            {
              "criteria": "cpe:2.3:a:ibm:cognos_controller:10.4.1:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "04E5A9C3-0F44-40C1-B6B6-92839E386F56"
            },
            {
              "criteria": "cpe:2.3:a:ibm:cognos_controller:10.4.2:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "7AA07D9A-71F7-446A-8A8E-DD8C357666F0"
            }
          ],
          "operator": "OR"
        }
      ]
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  ],
  "sourceIdentifier": "psirt@us.ibm.com"
}