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CVE-2021-2391

Estado: ModificadaAlta (8.8)—

Vulnerability in the Oracle BI Publisher product of Oracle Fusion Middleware (component: Scheduler). Supported versions that are affected are 5.5.0.0.0, 11.1.1.9.0, 12.2.1.3.0 and 12.2.1.4.0. Easily exploitable vulnerability allows low privileged attacker with network access via HTTP to compromise Oracle BI Publisher. Successful attacks of this vulnerability can result in takeover of Oracle BI Publisher. CVSS 3.1 Base Score 8.8 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H).

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)

Oracle — BI Publisher

CWE

Referencias

JSON original (NVD)

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{
  "id": "CVE-2021-2391",
  "cveTags": [],
  "metrics": {
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "id": "CVE-2021-2391",
          "role": "CISA Coordinator",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "no"
            },
            {
              "technicalImpact": "total"
            }
          ],
          "version": "2.0.3",
          "timestamp": "2024-09-26T13:58:22.064214Z"
        }
      }
    ],
    "cvssMetricV2": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "version": "2.0",
          "baseScore": 9,
          "accessVector": "NETWORK",
          "vectorString": "AV:N/AC:L/Au:S/C:C/I:C/A:C",
          "authentication": "SINGLE",
          "integrityImpact": "COMPLETE",
          "accessComplexity": "LOW",
          "availabilityImpact": "COMPLETE",
          "confidentialityImpact": "COMPLETE"
        },
        "acInsufInfo": false,
        "impactScore": 10,
        "baseSeverity": "HIGH",
        "obtainAllPrivilege": false,
        "exploitabilityScore": 8,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": false
      }
    ],
    "cvssMetricV31": [
      {
        "type": "Secondary",
        "source": "secalert_us@oracle.com",
        "cvssData": {
          "scope": "UNCHANGED",
          "version": "3.1",
          "baseScore": 8.8,
          "attackVector": "NETWORK",
          "baseSeverity": "HIGH",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
          "integrityImpact": "HIGH",
          "userInteraction": "NONE",
          "attackComplexity": "LOW",
          "availabilityImpact": "HIGH",
          "privilegesRequired": "LOW",
          "confidentialityImpact": "HIGH"
        },
        "impactScore": 5.9,
        "exploitabilityScore": 2.8
      }
    ]
  },
  "affected": [
    {
      "source": "secalert_us@oracle.com",
      "affectedData": [
        {
          "vendor": "Oracle Corporation",
          "product": "BI Publisher (formerly XML Publisher)",
          "versions": [
            {
              "status": "affected",
              "version": "5.5.0.0.0"
            },
            {
              "status": "affected",
              "version": "11.1.1.9.0"
            },
            {
              "status": "affected",
              "version": "12.2.1.3.0"
            },
            {
              "status": "affected",
              "version": "12.2.1.4.0"
            }
          ]
        }
      ]
    }
  ],
  "published": "2021-07-21T15:15:42.580",
  "references": [
    {
      "url": "https://www.oracle.com/security-alerts/cpujul2021.html",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "secalert_us@oracle.com"
    },
    {
      "url": "https://www.oracle.com/security-alerts/cpujul2021.html",
      "tags": [
        "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": "Vulnerability in the Oracle BI Publisher product of Oracle Fusion Middleware (component: Scheduler). Supported versions that are affected are 5.5.0.0.0, 11.1.1.9.0, 12.2.1.3.0 and 12.2.1.4.0. Easily exploitable vulnerability allows low privileged attacker with network access via HTTP to compromise Oracle BI Publisher. Successful attacks of this vulnerability can result in takeover of Oracle BI Publisher. CVSS 3.1 Base Score 8.8 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H)."
    },
    {
      "lang": "es",
      "value": "Vulnerabilidad en el producto Oracle BI Publisher de Oracle Fusion Middleware (componente: Scheduler). Las versiones afectadas son 5.5.0.0, 11.1.1.9.0, 12.2.1.3.0 y 12.2.1.4.0. La vulnerabilidad, fácilmente explotable, permite a un atacante con pocos privilegios y acceso a la red a través de HTTP comprometer Oracle BI Publisher. Los ataques exitosos de esta vulnerabilidad pueden resultar en la toma de control de Oracle BI Publisher. Puntuación base de CVSS 3.1: 8,8 (impactos en la confidencialidad, integridad y disponibilidad). Vector CVSS: (CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H)"
    }
  ],
  "lastModified": "2026-06-17T03:49:24.990",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:oracle:bi_publisher:5.5.0.0.0:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "5CD806C1-CC17-47BD-8BB0-9430C4253BC7"
            },
            {
              "criteria": "cpe:2.3:a:oracle:bi_publisher:11.1.1.9.0:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "C83DA9A0-2EBC-4298-8412-1A7C4DC88C2B"
            },
            {
              "criteria": "cpe:2.3:a:oracle:bi_publisher:12.2.1.3.0:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "9DC56004-4497-4CDD-AE76-5E3DFAE170F0"
            },
            {
              "criteria": "cpe:2.3:a:oracle:bi_publisher:12.2.1.4.0:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "274A0CF5-41E8-42E0-9931-F7372A65B9C4"
            }
          ],
          "operator": "OR"
        }
      ]
    }
  ],
  "sourceIdentifier": "secalert_us@oracle.com"
}