FKIE_CVE-2020-4747

Vulnerability from fkie_nvd - Published: 2020-12-15 15:15 - Updated: 2026-06-17 03:20
Severity
9.8 (Critical) - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Summary
IBM Connect:Direct for UNIX 6.1.0, 6.0.0, 4.3.0, and 4.2.0 can allow a local or remote user to obtain an authenticated CLI session due to improper authentication methods. IBM X-Force ID: 188516.
References
psirt@us.ibm.comhttps://exchange.xforce.ibmcloud.com/vulnerabilities/188516VDB Entry, Vendor Advisory
psirt@us.ibm.comhttps://www.ibm.com/support/pages/node/6381904Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108https://exchange.xforce.ibmcloud.com/vulnerabilities/188516VDB Entry, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108https://www.ibm.com/support/pages/node/6381904Vendor Advisory
Impacted products
Vendor Product Version
ibm connect\ direct
ibm connect\ direct
ibm connect\ direct
ibm connect\ direct
To clipboard 

{
  "affected": [
    {
      "affectedData": [
        {
          "product": "Sterling Connect:Direct for UNIX",
          "vendor": "IBM",
          "versions": [
            {
              "status": "affected",
              "version": "4.2.0"
            },
            {
              "status": "affected",
              "version": "4.3.0"
            },
            {
              "status": "affected",
              "version": "6.0.0"
            },
            {
              "status": "affected",
              "version": "6.1.0"
            }
          ]
        }
      ],
      "source": "psirt@us.ibm.com"
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:ibm:connect\\:direct:4.2.0:*:*:*:*:unix:*:*",
              "matchCriteriaId": "02EA198D-BF51-4A15-972E-A62629DC6462",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:ibm:connect\\:direct:4.3.0:*:*:*:*:unix:*:*",
              "matchCriteriaId": "EB35CB2A-D755-4B46-ABAD-3F30AB64FA7E",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:ibm:connect\\:direct:6.0.0:*:*:*:*:unix:*:*",
              "matchCriteriaId": "23A0E317-0293-4357-B943-B94924BE2FD5",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:ibm:connect\\:direct:6.1.0:*:*:*:*:unix:*:*",
              "matchCriteriaId": "70B07868-83AC-40EF-B193-FC9825424878",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "IBM Connect:Direct for UNIX 6.1.0, 6.0.0, 4.3.0, and 4.2.0 can allow a local or remote user to obtain an authenticated CLI session due to improper authentication methods. IBM X-Force ID: 188516."
    },
    {
      "lang": "es",
      "value": "IBM Connect:Direct para UNIX versiones 6.1.0, 6.0.0, 4.3.0 y 4.2.0, puede permitir a un usuario local o remoto obtener una sesi\u00f3n de la CLI autenticada debido a m\u00e9todos de autenticaci\u00f3n inapropiados.\u0026#xa0;IBM X-Force ID: 188516"
    }
  ],
  "id": "CVE-2020-4747",
  "lastModified": "2026-06-17T03:20:25.793",
  "metrics": {
    "cvssMetricV2": [
      {
        "acInsufInfo": false,
        "baseSeverity": "HIGH",
        "cvssData": {
          "accessComplexity": "LOW",
          "accessVector": "NETWORK",
          "authentication": "NONE",
          "availabilityImpact": "PARTIAL",
          "baseScore": 7.5,
          "confidentialityImpact": "PARTIAL",
          "integrityImpact": "PARTIAL",
          "vectorString": "AV:N/AC:L/Au:N/C:P/I:P/A:P",
          "version": "2.0"
        },
        "exploitabilityScore": 10.0,
        "impactScore": 6.4,
        "obtainAllPrivilege": false,
        "obtainOtherPrivilege": false,
        "obtainUserPrivilege": false,
        "source": "nvd@nist.gov",
        "type": "Primary",
        "userInteractionRequired": false
      }
    ],
    "cvssMetricV30": [
      {
        "cvssData": {
          "attackComplexity": "HIGH",
          "attackVector": "NETWORK",
          "availabilityImpact": "NONE",
          "baseScore": 7.4,
          "baseSeverity": "HIGH",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "HIGH",
          "privilegesRequired": "NONE",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N",
          "version": "3.0"
        },
        "exploitabilityScore": 2.2,
        "impactScore": 5.2,
        "source": "psirt@us.ibm.com",
        "type": "Secondary"
      }
    ],
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "HIGH",
          "baseScore": 9.8,
          "baseSeverity": "CRITICAL",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "HIGH",
          "privilegesRequired": "NONE",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
          "version": "3.1"
        },
        "exploitabilityScore": 3.9,
        "impactScore": 5.9,
        "source": "nvd@nist.gov",
        "type": "Primary"
      }
    ]
  },
  "published": "2020-12-15T15:15:12.627",
  "references": [
    {
      "source": "psirt@us.ibm.com",
      "tags": [
        "VDB Entry",
        "Vendor Advisory"
      ],
      "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/188516"
    },
    {
      "source": "psirt@us.ibm.com",
      "tags": [
        "Vendor Advisory"
      ],
      "url": "https://www.ibm.com/support/pages/node/6381904"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "VDB Entry",
        "Vendor Advisory"
      ],
      "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/188516"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Vendor Advisory"
      ],
      "url": "https://www.ibm.com/support/pages/node/6381904"
    }
  ],
  "sourceIdentifier": "psirt@us.ibm.com",
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-287"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}



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