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    CVE-2017-7521

    OpenVPN versions before 2.4.3 and before 2.3.17 are vulnerable to remote denial-of-service due to memory exhaustion caused by memory leaks and double-free issue in extract_x509_extension().

    Published:Jun 21, 2017
    Last Modified:Apr 20, 2025
    EPS:Jun 27, 2017
    EPSS Score:0.01082
    CVSS Score:5.9

    Affected Products

    Vendor
    Openvpn
    Product
    Openvpn

    Exploits

    No exploit reference

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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