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    CVE-2017-17715

    The saveFile method in MediaController.java in the Telegram Messenger application before 2017-12-08 for Android allows directory traversal via a pathname obtained in a file-transfer request from a remote peer, as demonstrated by writing to tgnet.dat or tgnet.dat.bak.

    Published:Dec 16, 2017
    Last Modified:Apr 20, 2025
    EPS:Dec 16, 2017
    EPSS Score:0.00527
    CVSS Score:8.8

    Affected Products

    Vendor
    Telegram
    Product
    Telegram Messenger

    Exploits

    No exploit reference

    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