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    CVE-2022-33989

    dproxy-nexgen (aka dproxy nexgen) uses a static UDP source port (selected randomly only at boot time) in upstream queries sent to DNS resolvers. This allows DNS cache poisoning because there is not enough entropy to prevent traffic injection attacks.

    Published:Aug 15, 2022
    Last Modified:Nov 21, 2024
    EPS:Aug 15, 2022
    EPSS Score:0.00282
    CVSS Score:5.3

    Affected Products

    Vendor
    Dproxy-nexgen Project
    Product
    Dproxy-nexgen

    Exploits

    https://www.openwall.com/lists/oss-security/2022/08/14/3https://www.openwall.com/lists/oss-security/2022/08/14/3

    Common Weakness Enumeration

    CWE-331 Insufficient Entropy

    Common Attack Pattern Enumeration and Classification (CAPEC)

    CAPEC-59 Session Credential Falsification through Prediction

    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