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    CVE-2019-17191

    The Signal Private Messenger application before 4.47.7 for Android allows a caller to force a call to be answered, without callee user interaction, via a connect message. The existence of the call is noticeable to the callee; however, the audio channel may be open before the callee can block eavesdropping.

    Published:Oct 5, 2019
    Last Modified:Nov 21, 2024
    EPS:Oct 5, 2019
    EPSS Score:0.00319
    CVSS Score:7.5

    Affected Products

    Vendor
    Signal
    Product
    Private Messenger

    Exploits

    https://bugs.chromium.org/p/project-zero/issues/detail?id=1943https://news.ycombinator.com/item?id=21161432https://bugs.chromium.org/p/project-zero/issues/detail?id=1943https://news.ycombinator.com/item?id=21161432

    Common Weakness Enumeration

    CWE-863 Incorrect Authorization

    Common Attack Pattern Enumeration and Classification (CAPEC)

    No CAPEC recorded yet

    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