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CVE-2020-4026

Estado: ModificadaMedia (4.3)—

The CustomAppsRestResource list resource in Atlassian Navigator Links before version 3.3.23, from version 4.0.0 before version 4.3.7, from version 5.0.0 before 5.0.1, and from version 5.1.0 before 5.1.1 allows remote attackers to enumerate all linked applications, including those that are restricted or otherwise hidden, through an incorrect authorization check.

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)

Atlassian — Navigator Links

CWE

Referencias

JSON original (NVD)

Mostrar
{
  "id": "CVE-2020-4026",
  "cveTags": [],
  "metrics": {
    "cvssMetricV2": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "version": "2.0",
          "baseScore": 4,
          "accessVector": "NETWORK",
          "vectorString": "AV:N/AC:L/Au:S/C:P/I:N/A:N",
          "authentication": "SINGLE",
          "integrityImpact": "NONE",
          "accessComplexity": "LOW",
          "availabilityImpact": "NONE",
          "confidentialityImpact": "PARTIAL"
        },
        "acInsufInfo": false,
        "impactScore": 2.9,
        "baseSeverity": "MEDIUM",
        "obtainAllPrivilege": false,
        "exploitabilityScore": 8,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": false
      }
    ],
    "cvssMetricV31": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "scope": "UNCHANGED",
          "version": "3.1",
          "baseScore": 4.3,
          "attackVector": "NETWORK",
          "baseSeverity": "MEDIUM",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N",
          "integrityImpact": "NONE",
          "userInteraction": "NONE",
          "attackComplexity": "LOW",
          "availabilityImpact": "NONE",
          "privilegesRequired": "LOW",
          "confidentialityImpact": "LOW"
        },
        "impactScore": 1.4,
        "exploitabilityScore": 2.8
      }
    ]
  },
  "affected": [
    {
      "source": "security@atlassian.com",
      "affectedData": [
        {
          "vendor": "Atlassian",
          "product": "Navigator Links",
          "versions": [
            {
              "status": "affected",
              "version": "unspecified",
              "lessThan": "3.2.23",
              "versionType": "custom"
            },
            {
              "status": "affected",
              "version": "4.0.0",
              "lessThan": "unspecified",
              "versionType": "custom"
            },
            {
              "status": "affected",
              "version": "unspecified",
              "lessThan": "4.3.7",
              "versionType": "custom"
            },
            {
              "status": "affected",
              "version": "5.0.0",
              "lessThan": "unspecified",
              "versionType": "custom"
            },
            {
              "status": "affected",
              "version": "unspecified",
              "lessThan": "5.0.1",
              "versionType": "custom"
            },
            {
              "status": "affected",
              "version": "5.1.0",
              "lessThan": "unspecified",
              "versionType": "custom"
            },
            {
              "status": "affected",
              "version": "unspecified",
              "lessThan": "5.1.1",
              "versionType": "custom"
            }
          ]
        },
        {
          "vendor": "Atlassian",
          "product": "Crucible",
          "versions": [
            {
              "status": "affected",
              "version": "unspecified",
              "lessThan": "4.8.2",
              "versionType": "custom"
            }
          ]
        },
        {
          "vendor": "Atlassian",
          "product": "Fisheye",
          "versions": [
            {
              "status": "affected",
              "version": "unspecified",
              "lessThan": "4.8.2",
              "versionType": "custom"
            }
          ]
        }
      ]
    }
  ],
  "published": "2020-06-03T00:15:10.857",
  "references": [
    {
      "url": "https://jira.atlassian.com/browse/CRUC-8485",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "security@atlassian.com"
    },
    {
      "url": "https://jira.atlassian.com/browse/FE-7299",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "security@atlassian.com"
    },
    {
      "url": "https://jira.atlassian.com/browse/CRUC-8485",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://jira.atlassian.com/browse/FE-7299",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "CWE-863"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "The CustomAppsRestResource list resource in Atlassian Navigator Links before version 3.3.23, from version 4.0.0 before version 4.3.7, from version 5.0.0 before 5.0.1, and from version 5.1.0 before 5.1.1 allows remote attackers to enumerate all linked applications, including those that are restricted or otherwise hidden, through an incorrect authorization check."
    },
    {
      "lang": "es",
      "value": "El recurso de lista CustomAppsRestResource en Atlassian Navigator Links anterior a versión 3.3.23, desde versión 4.0.0 anterior a versión 4.3.7, desde versión 5.0.0 anterior a versión a 5.0.1 y desde versión 5.1.0 anterior a versión 5.1.1, permite a atacantes remotos enumerar todas las aplicaciones vinculadas, incluidas las que están restringidas o están ocultas, mediante una comprobación de autorización incorrecta."
    }
  ],
  "lastModified": "2026-06-17T03:19:26.710",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:atlassian:navigator_links:*:*:*:*:*:fisheye:*:*",
              "vulnerable": true,
              "matchCriteriaId": "002DEBB8-1B02-47C3-8593-DA3DE2346D98",
              "versionEndExcluding": "3.3.23"
            },
            {
              "criteria": "cpe:2.3:a:atlassian:navigator_links:*:*:*:*:*:fisheye:*:*",
              "vulnerable": true,
              "matchCriteriaId": "536CC32D-1FB8-42E2-8A53-9F5F0A3D5F66",
              "versionEndExcluding": "4.3.7",
              "versionStartIncluding": "4.0.0"
            },
            {
              "criteria": "cpe:2.3:a:atlassian:navigator_links:*:*:*:*:*:fisheye:*:*",
              "vulnerable": true,
              "matchCriteriaId": "9CBAE67A-9155-4367-B277-BAEF57FA1789",
              "versionEndExcluding": "5.0.1",
              "versionStartIncluding": "5.0.0"
            },
            {
              "criteria": "cpe:2.3:a:atlassian:navigator_links:*:*:*:*:*:fisheye:*:*",
              "vulnerable": true,
              "matchCriteriaId": "DD3538C3-1AD5-4D87-BF32-25773A922138",
              "versionEndExcluding": "5.1.1",
              "versionStartIncluding": "5.1.0"
            }
          ],
          "operator": "OR"
        }
      ]
    }
  ],
  "sourceIdentifier": "security@atlassian.com"
}