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CVE-2018-2939

Estado: ModificadaAlta (8.4)—

Vulnerability in the Core RDBMS component of Oracle Database Server. Supported versions that are affected are 11.2.0.4, 12.1.0.2, 12.2.0.1, 18.1 and 18.2. Easily exploitable vulnerability allows low privileged attacker having Local Logon privilege with logon to the infrastructure where Core RDBMS executes to compromise Core RDBMS. While the vulnerability is in Core RDBMS, attacks may significantly impact additional products.

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Successful attacks of this vulnerability can result in unauthorized creation, deletion or modification access to critical data or all Core RDBMS accessible data and unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of Core RDBMS. CVSS 3.0 Base Score 8.4 (Integrity and Availability impacts). CVSS Vector: (CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:C/C:N/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 — Database Server

CWE

Referencias

JSON original (NVD)

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{
  "id": "CVE-2018-2939",
  "cveTags": [],
  "metrics": {
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "id": "CVE-2018-2939",
          "role": "CISA Coordinator",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "no"
            },
            {
              "technicalImpact": "partial"
            }
          ],
          "version": "2.0.3",
          "timestamp": "2024-10-02T18:11:18.280195Z"
        }
      }
    ],
    "cvssMetricV2": [
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        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "version": "2.0",
          "baseScore": 3.6,
          "accessVector": "LOCAL",
          "vectorString": "AV:L/AC:L/Au:N/C:N/I:P/A:P",
          "authentication": "NONE",
          "integrityImpact": "PARTIAL",
          "accessComplexity": "LOW",
          "availabilityImpact": "PARTIAL",
          "confidentialityImpact": "NONE"
        },
        "acInsufInfo": false,
        "impactScore": 4.9,
        "baseSeverity": "LOW",
        "obtainAllPrivilege": false,
        "exploitabilityScore": 3.9,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": false
      }
    ],
    "cvssMetricV30": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "scope": "CHANGED",
          "version": "3.0",
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          "attackVector": "LOCAL",
          "baseSeverity": "HIGH",
          "vectorString": "CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:H/A:H",
          "integrityImpact": "HIGH",
          "userInteraction": "NONE",
          "attackComplexity": "LOW",
          "availabilityImpact": "HIGH",
          "privilegesRequired": "LOW",
          "confidentialityImpact": "NONE"
        },
        "impactScore": 5.8,
        "exploitabilityScore": 2
      }
    ]
  },
  "affected": [
    {
      "source": "secalert_us@oracle.com",
      "affectedData": [
        {
          "vendor": "Oracle Corporation",
          "product": "Oracle Database",
          "versions": [
            {
              "status": "affected",
              "version": "11.2.0.4"
            },
            {
              "status": "affected",
              "version": "12.1.0.2"
            },
            {
              "status": "affected",
              "version": "12.2.0.1"
            },
            {
              "status": "affected",
              "version": "18.1"
            },
            {
              "status": "affected",
              "version": "18.2"
            }
          ]
        }
      ]
    }
  ],
  "published": "2018-07-18T13:29:02.367",
  "references": [
    {
      "url": "http://www.oracle.com/technetwork/security-advisory/cpujul2018-4258247.html",
      "tags": [
        "Patch",
        "Vendor Advisory"
      ],
      "source": "secalert_us@oracle.com"
    },
    {
      "url": "http://www.securityfocus.com/bid/104804",
      "tags": [
        "Third Party Advisory",
        "VDB Entry"
      ],
      "source": "secalert_us@oracle.com"
    },
    {
      "url": "http://www.securitytracker.com/id/1041299",
      "source": "secalert_us@oracle.com"
    },
    {
      "url": "http://www.oracle.com/technetwork/security-advisory/cpujul2018-4258247.html",
      "tags": [
        "Patch",
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      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
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      "tags": [
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      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://www.securitytracker.com/id/1041299",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
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  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "NVD-CWE-noinfo"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "Vulnerability in the Core RDBMS component of Oracle Database Server. Supported versions that are affected are 11.2.0.4, 12.1.0.2, 12.2.0.1, 18.1 and 18.2. Easily exploitable vulnerability allows low privileged attacker having Local Logon privilege with logon to the infrastructure where Core RDBMS executes to compromise Core RDBMS. While the vulnerability is in Core RDBMS, attacks may significantly impact additional products. Successful attacks of this vulnerability can result in unauthorized creation, deletion or modification access to critical data or all Core RDBMS accessible data and unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of Core RDBMS. CVSS 3.0 Base Score 8.4 (Integrity and Availability impacts). CVSS Vector: (CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:H/A:H)."
    },
    {
      "lang": "es",
      "value": "Vulnerabilidad en el componente Core RDBMS de Oracle Database Server. Las versiones compatibles que se han visto afectadas son la 11.2.0.4, 12.1.0.2, 12.2.0.1, 18.1 y la 18.2. Esta vulnerabilidad fácilmente explotable permite que un atacante con privilegios Local Logon y con permisos de inicio de sesión en la infraestructura en la que se ejecuta Core RDBMS comprometa la seguridad de Core RDBMS. Aunque la vulnerabilidad está presente en Core RDBMS, los ataques podrían afectar ligeramente a productos adicionales. Los ataques exitosos a esta vulnerabilidad pueden resultar en la creación, eliminación o modificación de acceso no autorizado a datos críticos o a todos los datos accesibles de Core RDBMS, así como la capacidad no autorizada de provocar un bloqueo o un cierre inesperado, con frecuencia y de manera repetida (DOS completo) de Core RDBMS. CVSS 3.0 Base Score 8.4 (impactos en la integridad y disponibilidad). Vector CVSS: (CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:H/A:H)."
    }
  ],
  "lastModified": "2026-06-17T01:56:39.547",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:oracle:database_server:11.2.0.4:*:*:*:*:*:*:*",
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  "sourceIdentifier": "secalert_us@oracle.com"
}