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    CVE-2017-11427

    OneLogin PythonSAML 2.3.0 and earlier may incorrectly utilize the results of XML DOM traversal and canonicalization APIs in such a way that an attacker may be able to manipulate the SAML data without invalidating the cryptographic signature, allowing the attack to potentially bypass authentication to SAML service providers.

    Published:Apr 17, 2019
    Last Modified:Nov 21, 2024
    EPS:Apr 17, 2019
    EPSS Score:0.05149
    CVSS Score:7.7

    Affected Products

    Vendor
    Onelogin
    Product
    Pythonsaml

    Exploits

    https://duo.com/blog/duo-finds-saml-vulnerabilities-affecting-multiple-implementationshttps://duo.com/blog/duo-finds-saml-vulnerabilities-affecting-multiple-implementationshttps://github.com/CHYbeta/CVE-2017-11427-DEMO

    Common Weakness Enumeration

    CWE-287 Improper Authentication

    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