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    CVE-1999-0391

    The cryptographic challenge of SMB authentication in Windows 95 and Windows 98 can be reused, allowing an attacker to replay the response and impersonate a user.

    Published:Jan 5, 1999
    Last Modified:Apr 16, 2026
    EPS:Sep 29, 1999
    EPSS Score:0.04499
    CVSS Score:7.5

    Affected Products

    Vendor
    Microsoft
    Product
    Terminal Server
    Vendor
    Microsoft
    Product
    Windows 2000
    Vendor
    Microsoft
    Product
    Windows Nt

    Exploits

    No exploit reference

    Common Weakness Enumeration

    No CWE recorded yet

    Common Attack Pattern Enumeration and Classification (CAPEC)

    No CAPEC recorded yet

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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