FKIE_CVE-2020-22784

Vulnerability from fkie_nvd - Published: 2021-04-28 21:15 - Updated: 2026-06-17 03:04
Severity
7.5 (High) - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
Summary
In Etherpad UeberDB < 0.4.4, due to MySQL omitting trailing spaces on char / varchar columns during comparisons, retrieving database records using UeberDB's MySQL connector could allow bypassing access controls enforced on key names.
References
cve@mitre.orghttps://github.com/ether/ueberDB/commit/e8b58d03534ade8d83c2d1946a8350a23952531ePatch, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://github.com/ether/ueberDB/commit/e8b58d03534ade8d83c2d1946a8350a23952531ePatch, Third Party Advisory
Impacted products
Vendor Product Version
etherpad ueberdb *
To clipboard 

{
  "affected": [
    {
      "affectedData": [
        {
          "product": "n/a",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ],
      "source": "cve@mitre.org"
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:etherpad:ueberdb:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "8B792A3C-8743-4261-BF46-DCBD69F77B4F",
              "versionEndExcluding": "1.4.8",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "In Etherpad UeberDB \u003c 0.4.4, due to MySQL omitting trailing spaces on char / varchar columns during comparisons, retrieving database records using UeberDB\u0027s MySQL connector could allow bypassing access controls enforced on key names."
    },
    {
      "lang": "es",
      "value": "En Etherpad UeberDB versiones anteriores a 0.4.4, debido a que MySQL omite los espacios finales en las columnas char / varchar durante las comparaciones, la recuperaci\u00f3n de registros de la base de datos utilizando el conector MySQL de UeberDB podr\u00eda permitir la omisi\u00f3n de los controles de acceso impuestos a los nombres de las claves"
    }
  ],
  "id": "CVE-2020-22784",
  "lastModified": "2026-06-17T03:04:22.873",
  "metrics": {
    "cvssMetricV2": [
      {
        "acInsufInfo": false,
        "baseSeverity": "MEDIUM",
        "cvssData": {
          "accessComplexity": "LOW",
          "accessVector": "NETWORK",
          "authentication": "NONE",
          "availabilityImpact": "NONE",
          "baseScore": 5.0,
          "confidentialityImpact": "NONE",
          "integrityImpact": "PARTIAL",
          "vectorString": "AV:N/AC:L/Au:N/C:N/I:P/A:N",
          "version": "2.0"
        },
        "exploitabilityScore": 10.0,
        "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": 7.5,
          "baseSeverity": "HIGH",
          "confidentialityImpact": "NONE",
          "integrityImpact": "HIGH",
          "privilegesRequired": "NONE",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N",
          "version": "3.1"
        },
        "exploitabilityScore": 3.9,
        "impactScore": 3.6,
        "source": "nvd@nist.gov",
        "type": "Primary"
      }
    ]
  },
  "published": "2021-04-28T21:15:08.683",
  "references": [
    {
      "source": "cve@mitre.org",
      "tags": [
        "Patch",
        "Third Party Advisory"
      ],
      "url": "https://github.com/ether/ueberDB/commit/e8b58d03534ade8d83c2d1946a8350a23952531e"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Patch",
        "Third Party Advisory"
      ],
      "url": "https://github.com/ether/ueberDB/commit/e8b58d03534ade8d83c2d1946a8350a23952531e"
    }
  ],
  "sourceIdentifier": "cve@mitre.org",
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-697"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}



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Sightings

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