FKIE_CVE-2020-19049

Vulnerability from fkie_nvd - Published: 2021-08-31 14:15 - Updated: 2024-11-21 05:08
Severity ?
5.4 (Medium) - CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
Summary
Cross Site Scripting (XSS) in MyBB v1.8.20 allows remote attackers to inject arbitrary web script or HTML via the "Description" field found in the "Add New Forum" page by doing an authenticated POST HTTP request to '/Upload/admin/index.php?module=forum-management&action=add'.
References
cve@mitre.orghttps://github.com/joelister/bug/issues/2Exploit, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://github.com/joelister/bug/issues/2Exploit, Third Party Advisory
Impacted products
Vendor Product Version
mybb mybb 1.8.20
To clipboard 

{
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:mybb:mybb:1.8.20:*:*:*:*:*:*:*",
              "matchCriteriaId": "9588B1DB-5ED6-43CE-8B95-78989C75A59E",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "Cross Site Scripting (XSS) in MyBB v1.8.20 allows remote attackers to inject arbitrary web script or HTML via the \"Description\" field found in the \"Add New Forum\" page by doing an authenticated POST HTTP request to \u0027/Upload/admin/index.php?module=forum-management\u0026action=add\u0027."
    },
    {
      "lang": "es",
      "value": "Una vulnerabilidad de tipo Cross Site Scripting (XSS) en MyBB versi\u00f3n v1.8.20, permite a atacantes remotos inyectar script web o HTML arbitrario por medio del campo \"Description\" que se encuentra en la p\u00e1gina \"Add New Forum\" haciendo una petici\u00f3n HTTP POST autenticada a \"/Upload/admin/index.php?module=forum-management\u0026amp;action=add\""
    }
  ],
  "id": "CVE-2020-19049",
  "lastModified": "2024-11-21T05:08:56.127",
  "metrics": {
    "cvssMetricV2": [
      {
        "acInsufInfo": false,
        "baseSeverity": "LOW",
        "cvssData": {
          "accessComplexity": "MEDIUM",
          "accessVector": "NETWORK",
          "authentication": "SINGLE",
          "availabilityImpact": "NONE",
          "baseScore": 3.5,
          "confidentialityImpact": "NONE",
          "integrityImpact": "PARTIAL",
          "vectorString": "AV:N/AC:M/Au:S/C:N/I:P/A:N",
          "version": "2.0"
        },
        "exploitabilityScore": 6.8,
        "impactScore": 2.9,
        "obtainAllPrivilege": false,
        "obtainOtherPrivilege": false,
        "obtainUserPrivilege": false,
        "source": "nvd@nist.gov",
        "type": "Primary",
        "userInteractionRequired": true
      }
    ],
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "NONE",
          "baseScore": 5.4,
          "baseSeverity": "MEDIUM",
          "confidentialityImpact": "LOW",
          "integrityImpact": "LOW",
          "privilegesRequired": "LOW",
          "scope": "CHANGED",
          "userInteraction": "REQUIRED",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N",
          "version": "3.1"
        },
        "exploitabilityScore": 2.3,
        "impactScore": 2.7,
        "source": "nvd@nist.gov",
        "type": "Primary"
      }
    ]
  },
  "published": "2021-08-31T14:15:25.390",
  "references": [
    {
      "source": "cve@mitre.org",
      "tags": [
        "Exploit",
        "Third Party Advisory"
      ],
      "url": "https://github.com/joelister/bug/issues/2"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Exploit",
        "Third Party Advisory"
      ],
      "url": "https://github.com/joelister/bug/issues/2"
    }
  ],
  "sourceIdentifier": "cve@mitre.org",
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-79"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}


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