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CVE-2020-4305

Estado: ModificadaAlta (8.8)—

IBM InfoSphere Information Server 11.3, 11.5, and 11.7 could allow a remote attacker to execute arbitrary code on the system, caused by the deserialization of untrusted data. By persuading a victim to visit a specially crafted Web site, an attacker could exploit this vulnerability to execute arbitrary code on the system. IBM X-Force ID: 176677.

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 (2)

IBM — Infosphere Information ServerIBM — Infosphere Information Server ON Cloud

CWE

Referencias

JSON original (NVD)

Mostrar
{
  "id": "CVE-2020-4305",
  "cveTags": [],
  "metrics": {
    "cvssMetricV2": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "version": "2.0",
          "baseScore": 9.3,
          "accessVector": "NETWORK",
          "vectorString": "AV:N/AC:M/Au:N/C:C/I:C/A:C",
          "authentication": "NONE",
          "integrityImpact": "COMPLETE",
          "accessComplexity": "MEDIUM",
          "availabilityImpact": "COMPLETE",
          "confidentialityImpact": "COMPLETE"
        },
        "acInsufInfo": false,
        "impactScore": 10,
        "baseSeverity": "HIGH",
        "obtainAllPrivilege": false,
        "exploitabilityScore": 8.6,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": true
      }
    ],
    "cvssMetricV30": [
      {
        "type": "Secondary",
        "source": "psirt@us.ibm.com",
        "cvssData": {
          "scope": "UNCHANGED",
          "version": "3.0",
          "baseScore": 8.1,
          "attackVector": "NETWORK",
          "baseSeverity": "HIGH",
          "vectorString": "CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H",
          "integrityImpact": "HIGH",
          "userInteraction": "NONE",
          "attackComplexity": "HIGH",
          "availabilityImpact": "HIGH",
          "privilegesRequired": "NONE",
          "confidentialityImpact": "HIGH"
        },
        "impactScore": 5.9,
        "exploitabilityScore": 2.2
      }
    ],
    "cvssMetricV31": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "scope": "UNCHANGED",
          "version": "3.1",
          "baseScore": 8.8,
          "attackVector": "NETWORK",
          "baseSeverity": "HIGH",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H",
          "integrityImpact": "HIGH",
          "userInteraction": "REQUIRED",
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          "availabilityImpact": "HIGH",
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          "confidentialityImpact": "HIGH"
        },
        "impactScore": 5.9,
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      }
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  },
  "affected": [
    {
      "source": "psirt@us.ibm.com",
      "affectedData": [
        {
          "vendor": "IBM",
          "product": "InfoSphere Information Server",
          "versions": [
            {
              "status": "affected",
              "version": "11.3"
            },
            {
              "status": "affected",
              "version": "11.5"
            },
            {
              "status": "affected",
              "version": "11.7"
            }
          ]
        }
      ]
    }
  ],
  "published": "2020-07-09T19:15:11.820",
  "references": [
    {
      "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/176677",
      "tags": [
        "VDB Entry",
        "Vendor Advisory"
      ],
      "source": "psirt@us.ibm.com"
    },
    {
      "url": "https://www.ibm.com/support/pages/node/6244664",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "psirt@us.ibm.com"
    },
    {
      "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/176677",
      "tags": [
        "VDB Entry",
        "Vendor Advisory"
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      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://www.ibm.com/support/pages/node/6244664",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "CWE-502"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "IBM InfoSphere Information Server 11.3, 11.5, and 11.7 could allow a remote attacker to execute arbitrary code on the system, caused by the deserialization of untrusted data. By persuading a victim to visit a specially crafted Web site, an attacker could exploit this vulnerability to execute arbitrary code on the system. IBM X-Force ID: 176677."
    },
    {
      "lang": "es",
      "value": "IBM InfoSphere Information Server versiones 11.3, 11.5 y 11.7, podría permitir a un atacante remoto ejecutar código arbitrario en el sistema, causado por la deserialización de datos no confiables. Al persuadir a una víctima para que visite un sitio web especialmente diseñado, un atacante podría aprovechar esta vulnerabilidad para ejecutar código arbitrario en el sistema. IBM X-Force ID: 176677"
    }
  ],
  "lastModified": "2026-06-17T03:19:48.313",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
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              "matchCriteriaId": "A6504B23-3851-4FCC-AC0F-C8473FF19955",
              "versionEndIncluding": "11.7.1.1",
              "versionStartIncluding": "11.7.0.0"
            },
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            },
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              "vulnerable": true,
              "matchCriteriaId": "4B069560-A297-4310-8D88-D5C8C0176292",
              "versionEndIncluding": "11.7.1.1",
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            },
            {
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              "vulnerable": true,
              "matchCriteriaId": "3B129A28-6A8D-4822-8503-7BDF2F3ED730"
            }
          ],
          "operator": "OR"
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  "sourceIdentifier": "psirt@us.ibm.com"
}