FKIE_CVE-2017-14251

Vulnerability from fkie_nvd - Published: 2017-09-11 09:29 - Updated: 2026-06-17 01:05
Severity
8.8 (High) - CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Summary
Unrestricted File Upload vulnerability in the fileDenyPattern in sysext/core/Classes/Core/SystemEnvironmentBuilder.php in TYPO3 7.6.0 to 7.6.21 and 8.0.0 to 8.7.4 allows remote authenticated users to upload files with a .pht extension and consequently execute arbitrary PHP code.
References
cve@mitre.orghttp://blog.emaze.net/2017/12/typo3-unrestricted-file-upload-remote.html
cve@mitre.orghttp://www.securityfocus.com/bid/100620Third Party Advisory, VDB Entry
cve@mitre.orghttp://www.securitytracker.com/id/1039295Third Party Advisory, VDB Entry
cve@mitre.orghttps://typo3.org/teams/security/security-bulletins/typo3-core/typo3-core-sa-2017-007/Exploit, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108http://blog.emaze.net/2017/12/typo3-unrestricted-file-upload-remote.html
af854a3a-2127-422b-91ae-364da2661108http://www.securityfocus.com/bid/100620Third Party Advisory, VDB Entry
af854a3a-2127-422b-91ae-364da2661108http://www.securitytracker.com/id/1039295Third Party Advisory, VDB Entry
af854a3a-2127-422b-91ae-364da2661108https://typo3.org/teams/security/security-bulletins/typo3-core/typo3-core-sa-2017-007/Exploit, Vendor Advisory
Impacted products
Vendor Product Version
typo3 typo3 7.6.0
typo3 typo3 7.6.1
typo3 typo3 7.6.2
typo3 typo3 7.6.3
typo3 typo3 7.6.4
typo3 typo3 7.6.5
typo3 typo3 7.6.6
typo3 typo3 7.6.7
typo3 typo3 7.6.8
typo3 typo3 7.6.9
typo3 typo3 7.6.10
typo3 typo3 7.6.11
typo3 typo3 7.6.12
typo3 typo3 7.6.13
typo3 typo3 7.6.14
typo3 typo3 7.6.15
typo3 typo3 7.6.16
typo3 typo3 7.6.17
typo3 typo3 7.6.18
typo3 typo3 7.6.19
typo3 typo3 7.6.20
typo3 typo3 7.6.21
typo3 typo3 8.0.0
typo3 typo3 8.0.1
typo3 typo3 8.1.0
typo3 typo3 8.1.1
typo3 typo3 8.1.2
typo3 typo3 8.2.0
typo3 typo3 8.2.1
typo3 typo3 8.3.0
typo3 typo3 8.3.1
typo3 typo3 8.4.0
typo3 typo3 8.4.1
typo3 typo3 8.5.0
typo3 typo3 8.5.1
typo3 typo3 8.6.0
typo3 typo3 8.6.1
typo3 typo3 8.7.0
typo3 typo3 8.7.1
typo3 typo3 8.7.2
typo3 typo3 8.7.3
typo3 typo3 8.7.4
To clipboard 

{
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          "vendor": "n/a",
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          "negate": false,
          "operator": "OR"
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  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "Unrestricted File Upload vulnerability in the fileDenyPattern in sysext/core/Classes/Core/SystemEnvironmentBuilder.php in TYPO3 7.6.0 to 7.6.21 and 8.0.0 to 8.7.4 allows remote authenticated users to upload files with a .pht extension and consequently execute arbitrary PHP code."
    },
    {
      "lang": "es",
      "value": "Una vulnerabilidad de subida de archivos sin restricciones en fileDenyPattern en sysext/core/Classes/Core/SystemEnvironmentBuilder.php en TYPO3 para las versiones 7.6.0 a 7.6.21 y 8.0.0 a 8.7.4 permite a los usuarios autenticados remotos subir archivos con una extensi\u00f3n .pht y, como consecuencia, ejecutar c\u00f3digo PHP arbitrario."
    }
  ],
  "id": "CVE-2017-14251",
  "lastModified": "2026-06-17T01:05:49.477",
  "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
      }
    ],
    "cvssMetricV30": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "HIGH",
          "baseScore": 8.8,
          "baseSeverity": "HIGH",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "HIGH",
          "privilegesRequired": "LOW",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
          "version": "3.0"
        },
        "exploitabilityScore": 2.8,
        "impactScore": 5.9,
        "source": "nvd@nist.gov",
        "type": "Primary"
      }
    ]
  },
  "published": "2017-09-11T09:29:00.467",
  "references": [
    {
      "source": "cve@mitre.org",
      "url": "http://blog.emaze.net/2017/12/typo3-unrestricted-file-upload-remote.html"
    },
    {
      "source": "cve@mitre.org",
      "tags": [
        "Third Party Advisory",
        "VDB Entry"
      ],
      "url": "http://www.securityfocus.com/bid/100620"
    },
    {
      "source": "cve@mitre.org",
      "tags": [
        "Third Party Advisory",
        "VDB Entry"
      ],
      "url": "http://www.securitytracker.com/id/1039295"
    },
    {
      "source": "cve@mitre.org",
      "tags": [
        "Exploit",
        "Vendor Advisory"
      ],
      "url": "https://typo3.org/teams/security/security-bulletins/typo3-core/typo3-core-sa-2017-007/"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "http://blog.emaze.net/2017/12/typo3-unrestricted-file-upload-remote.html"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Third Party Advisory",
        "VDB Entry"
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      "url": "http://www.securityfocus.com/bid/100620"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Third Party Advisory",
        "VDB Entry"
      ],
      "url": "http://www.securitytracker.com/id/1039295"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Exploit",
        "Vendor Advisory"
      ],
      "url": "https://typo3.org/teams/security/security-bulletins/typo3-core/typo3-core-sa-2017-007/"
    }
  ],
  "sourceIdentifier": "cve@mitre.org",
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-434"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}



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Tags
Taxonomy of the tags.





Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

Author Source Type Date Other

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.


Detection rules are retrieved from Rulezet.