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    CVE-2017-16897

    A vulnerability has been discovered in the Auth0 passport-wsfed-saml2 library affecting versions < 3.0.5. This vulnerability allows an attacker to impersonate another user and potentially elevate their privileges if the SAML identity provider does not sign the full SAML response (e.g., only signs the assertion within the response).

    Published:Dec 23, 2017
    Last Modified:Apr 20, 2025
    EPS:Dec 23, 2017
    EPSS Score:0.00422
    CVSS Score:8.1

    Affected Products

    Vendor
    Auth0
    Product
    Passport-wsfed-saml2

    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