FKIE_CVE-2020-4026

Vulnerability from fkie_nvd - Published: 2020-06-03 00:15 - Updated: 2026-06-17 03:19
Severity
4.3 (Medium) - CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
Summary
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.
References
security@atlassian.comhttps://jira.atlassian.com/browse/CRUC-8485Vendor Advisory
security@atlassian.comhttps://jira.atlassian.com/browse/FE-7299Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108https://jira.atlassian.com/browse/CRUC-8485Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108https://jira.atlassian.com/browse/FE-7299Vendor Advisory
Impacted products
Vendor Product Version
atlassian navigator_links *
atlassian navigator_links *
atlassian navigator_links *
atlassian navigator_links *
To clipboard 

{
  "affected": [
    {
      "affectedData": [
        {
          "product": "Navigator Links",
          "vendor": "Atlassian",
          "versions": [
            {
              "lessThan": "3.2.23",
              "status": "affected",
              "version": "unspecified",
              "versionType": "custom"
            },
            {
              "lessThan": "unspecified",
              "status": "affected",
              "version": "4.0.0",
              "versionType": "custom"
            },
            {
              "lessThan": "4.3.7",
              "status": "affected",
              "version": "unspecified",
              "versionType": "custom"
            },
            {
              "lessThan": "unspecified",
              "status": "affected",
              "version": "5.0.0",
              "versionType": "custom"
            },
            {
              "lessThan": "5.0.1",
              "status": "affected",
              "version": "unspecified",
              "versionType": "custom"
            },
            {
              "lessThan": "unspecified",
              "status": "affected",
              "version": "5.1.0",
              "versionType": "custom"
            },
            {
              "lessThan": "5.1.1",
              "status": "affected",
              "version": "unspecified",
              "versionType": "custom"
            }
          ]
        },
        {
          "product": "Crucible",
          "vendor": "Atlassian",
          "versions": [
            {
              "lessThan": "4.8.2",
              "status": "affected",
              "version": "unspecified",
              "versionType": "custom"
            }
          ]
        },
        {
          "product": "Fisheye",
          "vendor": "Atlassian",
          "versions": [
            {
              "lessThan": "4.8.2",
              "status": "affected",
              "version": "unspecified",
              "versionType": "custom"
            }
          ]
        }
      ],
      "source": "security@atlassian.com"
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:atlassian:navigator_links:*:*:*:*:*:fisheye:*:*",
              "matchCriteriaId": "002DEBB8-1B02-47C3-8593-DA3DE2346D98",
              "versionEndExcluding": "3.3.23",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:atlassian:navigator_links:*:*:*:*:*:fisheye:*:*",
              "matchCriteriaId": "536CC32D-1FB8-42E2-8A53-9F5F0A3D5F66",
              "versionEndExcluding": "4.3.7",
              "versionStartIncluding": "4.0.0",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:atlassian:navigator_links:*:*:*:*:*:fisheye:*:*",
              "matchCriteriaId": "9CBAE67A-9155-4367-B277-BAEF57FA1789",
              "versionEndExcluding": "5.0.1",
              "versionStartIncluding": "5.0.0",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:atlassian:navigator_links:*:*:*:*:*:fisheye:*:*",
              "matchCriteriaId": "DD3538C3-1AD5-4D87-BF32-25773A922138",
              "versionEndExcluding": "5.1.1",
              "versionStartIncluding": "5.1.0",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    }
  ],
  "cveTags": [],
  "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 versi\u00f3n 3.3.23, desde versi\u00f3n 4.0.0 anterior a versi\u00f3n 4.3.7, desde versi\u00f3n 5.0.0 anterior a versi\u00f3n a 5.0.1 y desde versi\u00f3n 5.1.0 anterior a versi\u00f3n 5.1.1, permite a atacantes remotos enumerar todas las aplicaciones vinculadas, incluidas las que est\u00e1n restringidas o est\u00e1n ocultas, mediante una comprobaci\u00f3n de autorizaci\u00f3n incorrecta."
    }
  ],
  "id": "CVE-2020-4026",
  "lastModified": "2026-06-17T03:19:26.710",
  "metrics": {
    "cvssMetricV2": [
      {
        "acInsufInfo": false,
        "baseSeverity": "MEDIUM",
        "cvssData": {
          "accessComplexity": "LOW",
          "accessVector": "NETWORK",
          "authentication": "SINGLE",
          "availabilityImpact": "NONE",
          "baseScore": 4.0,
          "confidentialityImpact": "PARTIAL",
          "integrityImpact": "NONE",
          "vectorString": "AV:N/AC:L/Au:S/C:P/I:N/A:N",
          "version": "2.0"
        },
        "exploitabilityScore": 8.0,
        "impactScore": 2.9,
        "obtainAllPrivilege": false,
        "obtainOtherPrivilege": false,
        "obtainUserPrivilege": false,
        "source": "nvd@nist.gov",
        "type": "Primary",
        "userInteractionRequired": false
      }
    ],
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "NONE",
          "baseScore": 4.3,
          "baseSeverity": "MEDIUM",
          "confidentialityImpact": "LOW",
          "integrityImpact": "NONE",
          "privilegesRequired": "LOW",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N",
          "version": "3.1"
        },
        "exploitabilityScore": 2.8,
        "impactScore": 1.4,
        "source": "nvd@nist.gov",
        "type": "Primary"
      }
    ]
  },
  "published": "2020-06-03T00:15:10.857",
  "references": [
    {
      "source": "security@atlassian.com",
      "tags": [
        "Vendor Advisory"
      ],
      "url": "https://jira.atlassian.com/browse/CRUC-8485"
    },
    {
      "source": "security@atlassian.com",
      "tags": [
        "Vendor Advisory"
      ],
      "url": "https://jira.atlassian.com/browse/FE-7299"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Vendor Advisory"
      ],
      "url": "https://jira.atlassian.com/browse/CRUC-8485"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Vendor Advisory"
      ],
      "url": "https://jira.atlassian.com/browse/FE-7299"
    }
  ],
  "sourceIdentifier": "security@atlassian.com",
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-863"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}


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  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
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