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    CVE-2017-9248

    Telerik.Web.UI.dll in Progress Telerik UI for ASP.NET AJAX before R2 2017 SP1 and Sitefinity before 10.0.6412.0 does not properly protect Telerik.Web.UI.DialogParametersEncryptionKey or the MachineKey, which makes it easier for remote attackers to defeat cryptographic protection mechanisms, leading to a MachineKey leak, arbitrary file uploads or downloads, XSS, or ASP.NET ViewState compromise.

    Published:Jul 3, 2017
    Last Modified:Apr 21, 2026
    EPS:Jul 3, 2017
    EPSS Score:0.87802
    CVSS Score:9.8

    CISA Notification

    Description

    Telerik.Web.UI.dll in Progress Telerik UI for ASP.NET AJAX before R2 2017 SP1 and Sitefinity before 10.0.6412.0 does not properly protect Telerik.Web.UI.DialogParametersEncryptionKey or the MachineKey, which makes it easier for remote attackers to defeat cryptographic protection mechanisms, leading to a MachineKey leak, arbitrary file uploads or downloads, XSS, or ASP.NET ViewState compromise.

    Required Action:

    Apply updates per vendor instructions.

    Notes:

    No extra notes provided.

    Due Date
    May 3, 2022
    1592 days ago
    Alert Date
    Nov 3, 2021
    1773 days ago

    Affected Products

    Vendor
    Progress
    Product
    Sitefinity
    Vendor
    Telerik
    Product
    Ui For Asp.net Ajax

    Exploits

    https://www.exploit-db.com/exploits/43873/https://www.exploit-db.com/exploits/43873/https://www.exploit-db.com/exploits/43873https://github.com/0xsharz/telerik-scanner-cve-2017-9248https://github.com/bao7uo/dp_cryptohttps://github.com/blacklanternsecurity/dp_cryptomghttps://github.com/capt-meelo/Telewreckhttps://github.com/cehamod/UI_CVE-2017-9248https://github.com/ictnamanh/CVE-2017-9248https://github.com/oldboysonnt/dp

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    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