FKIE_CVE-2021-24253

Vulnerability from fkie_nvd - Published: 2021-05-06 13:15 - Updated: 2024-11-21 05:52
Severity
8.8 (High) - CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Summary
The Classyfrieds WordPress plugin through 3.8 does not properly check the uploaded file when an authenticated user adds a listing, only checking the content-type in the request. This allows any authenticated user to upload arbitrary PHP files via the Add Listing feature of the plugin, leading to RCE.
References
contact@wpscan.comhttps://github.com/jinhuang1102/CVE-ID-Reports/blob/master/classyfrieds.mdExploit, Third Party Advisory
contact@wpscan.comhttps://wpscan.com/vulnerability/ee42c233-0ff6-4b27-a5ec-ad3246bef079Exploit, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://github.com/jinhuang1102/CVE-ID-Reports/blob/master/classyfrieds.mdExploit, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://wpscan.com/vulnerability/ee42c233-0ff6-4b27-a5ec-ad3246bef079Exploit, Third Party Advisory
Impacted products
Vendor Product Version
classyfrieds_project classyfrieds *
To clipboard 

{
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:classyfrieds_project:classyfrieds:*:*:*:*:*:wordpress:*:*",
              "matchCriteriaId": "D251A002-D427-44BC-8818-4EA539DD059F",
              "versionEndIncluding": "3.8",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "The Classyfrieds WordPress plugin through 3.8 does not properly check the uploaded file when an authenticated user adds a listing, only checking the content-type in the request. This allows any authenticated user to upload arbitrary PHP files via the Add Listing feature of the plugin, leading to RCE."
    },
    {
      "lang": "es",
      "value": "El plugin de WordPress Classyfrieds versiones hasta 3.8, no comprueba apropiadamente el archivo cargado cuando un usuario autenticado agrega una lista, solo comprueba el tipo de contenido en la petici\u00f3n.\u0026#xa0;Esto permite a cualquier usuario autenticado cargar archivos PHP arbitrarios por medio de la funcionalidad Add Listing del plugin, conllevando a RCE"
    }
  ],
  "id": "CVE-2021-24253",
  "lastModified": "2024-11-21T05:52:41.640",
  "metrics": {
    "cvssMetricV2": [
      {
        "acInsufInfo": false,
        "baseSeverity": "MEDIUM",
        "cvssData": {
          "accessComplexity": "LOW",
          "accessVector": "NETWORK",
          "authentication": "SINGLE",
          "availabilityImpact": "PARTIAL",
          "baseScore": 6.5,
          "confidentialityImpact": "PARTIAL",
          "integrityImpact": "PARTIAL",
          "vectorString": "AV:N/AC:L/Au:S/C:P/I:P/A:P",
          "version": "2.0"
        },
        "exploitabilityScore": 8.0,
        "impactScore": 6.4,
        "obtainAllPrivilege": false,
        "obtainOtherPrivilege": false,
        "obtainUserPrivilege": false,
        "source": "nvd@nist.gov",
        "type": "Primary",
        "userInteractionRequired": false
      }
    ],
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "HIGH",
          "baseScore": 8.8,
          "baseSeverity": "HIGH",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "HIGH",
          "privilegesRequired": "LOW",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
          "version": "3.1"
        },
        "exploitabilityScore": 2.8,
        "impactScore": 5.9,
        "source": "nvd@nist.gov",
        "type": "Primary"
      }
    ]
  },
  "published": "2021-05-06T13:15:11.797",
  "references": [
    {
      "source": "contact@wpscan.com",
      "tags": [
        "Exploit",
        "Third Party Advisory"
      ],
      "url": "https://github.com/jinhuang1102/CVE-ID-Reports/blob/master/classyfrieds.md"
    },
    {
      "source": "contact@wpscan.com",
      "tags": [
        "Exploit",
        "Third Party Advisory"
      ],
      "url": "https://wpscan.com/vulnerability/ee42c233-0ff6-4b27-a5ec-ad3246bef079"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Exploit",
        "Third Party Advisory"
      ],
      "url": "https://github.com/jinhuang1102/CVE-ID-Reports/blob/master/classyfrieds.md"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Exploit",
        "Third Party Advisory"
      ],
      "url": "https://wpscan.com/vulnerability/ee42c233-0ff6-4b27-a5ec-ad3246bef079"
    }
  ],
  "sourceIdentifier": "contact@wpscan.com",
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-434"
        }
      ],
      "source": "contact@wpscan.com",
      "type": "Secondary"
    }
  ]
}


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Sightings

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Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
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  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.



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