CVE-2017-14251

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    CVE-2017-14251

    Published: 11 Sept 2017Last Modified: 27 Aug 2026

    Summary:

    Details: 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: http://www.securityfocus.com/bid/100620, http://www.securitytracker.com/id/1039295, http://blog.emaze.net/2017/12/typo3-unrestricted-file-upload-remote.html, https://typo3.org/teams/security/security-bulletins/typo3-core/typo3-core-sa-2017-007/

    Affected packages

    Package

    Name:

    Purl:

    Affected ranges

    Type: GIT

    Events:

    Introduced- a2585ba26b9df87ef67fdbb4f53d2f1a891d919f
    Fixed -None

    Affected versions

    7.6.0
    7.6.1
    7.6.10
    7.6.11
    7.6.12
    7.6.13
    7.6.14
    7.6.15
    7.6.16
    7.6.17
    7.6.18
    7.6.19
    7.6.2
    7.6.20
    7.6.21
    7.6.3
    7.6.4
    7.6.5
    7.6.6
    7.6.7
    7.6.8
    7.6.9

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High