FKIE_CVE-2020-17520

Vulnerability from fkie_nvd - Published: 2020-12-18 21:15 - Updated: 2026-06-17 02:59
Severity
6.5 (Medium) - CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Summary
In the Pulsar manager 0.1.0 version, malicious users will be able to bypass pulsar-manager's admin, permission verification mechanism by constructing special URLs, thereby accessing any HTTP API.
References
security@apache.orghttps://lists.apache.org/thread.html/rb8b3025f8b507dec0b66791df408cdaf2d155866db1c7a1a4bc621cd%40%3Cdev.pulsar.apache.org%3EMailing List, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108https://lists.apache.org/thread.html/rb8b3025f8b507dec0b66791df408cdaf2d155866db1c7a1a4bc621cd%40%3Cdev.pulsar.apache.org%3EMailing List, Vendor Advisory
Impacted products
Vendor Product Version
apache pulsar_manager 0.1.0
To clipboard 

{
  "affected": [
    {
      "affectedData": [
        {
          "product": "Pulsar Manager",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "Pulsar Manager 0.1.0"
            }
          ]
        }
      ],
      "source": "security@apache.org"
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:apache:pulsar_manager:0.1.0:*:*:*:*:*:*:*",
              "matchCriteriaId": "A488F166-D565-4EC2-9BD3-67B8483C27A0",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "In the Pulsar manager 0.1.0 version, malicious users will be able to bypass pulsar-manager\u0027s admin, permission verification mechanism by constructing special URLs, thereby accessing any HTTP API."
    },
    {
      "lang": "es",
      "value": "En la versi\u00f3n Pulsar Manager versi\u00f3n 0.1.0, los usuarios maliciosos ser\u00e1n capaces de omitir el mecanismo de verificaci\u00f3n de permisos del administrador de pulsar-manager mediante la construcci\u00f3n de unas URL especiales, accediendo as\u00ed a cualquier API HTTP"
    }
  ],
  "id": "CVE-2020-17520",
  "lastModified": "2026-06-17T02:59:04.313",
  "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": 6.5,
          "baseSeverity": "MEDIUM",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "NONE",
          "privilegesRequired": "LOW",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N",
          "version": "3.1"
        },
        "exploitabilityScore": 2.8,
        "impactScore": 3.6,
        "source": "nvd@nist.gov",
        "type": "Primary"
      }
    ]
  },
  "published": "2020-12-18T21:15:12.597",
  "references": [
    {
      "source": "security@apache.org",
      "tags": [
        "Mailing List",
        "Vendor Advisory"
      ],
      "url": "https://lists.apache.org/thread.html/rb8b3025f8b507dec0b66791df408cdaf2d155866db1c7a1a4bc621cd%40%3Cdev.pulsar.apache.org%3E"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Mailing List",
        "Vendor Advisory"
      ],
      "url": "https://lists.apache.org/thread.html/rb8b3025f8b507dec0b66791df408cdaf2d155866db1c7a1a4bc621cd%40%3Cdev.pulsar.apache.org%3E"
    }
  ],
  "sourceIdentifier": "security@apache.org",
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "NVD-CWE-noinfo"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}



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