GHSA-qpvx-gpqm-g98j

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    GHSA-qpvx-gpqm-g98j

    Published: 18 Apr 2019Last Modified: 8 Nov 2023
    Aliases:
    CVE-2019-7644

    Summary: Critical severity vulnerability that affects Auth0-WCF-Service-JWT

    Details: Auth0 Auth0-WCF-Service-JWT before 1.0.4 leaks the expected JWT signature in an error message when it cannot successfully validate the JWT signature. If this error message is presented to an attacker, they can forge an arbitrary JWT token that will be accepted by the vulnerable application.

    References: https://nvd.nist.gov/vuln/detail/CVE-2019-7644, https://auth0.com/docs/security/bulletins/cve-2019-7644, https://github.com/advisories/GHSA-qpvx-gpqm-g98j

    Affected packages

    Package

    Name: Auth0-WCF-Service-JWT

    Purl: pkg:nuget/Auth0-WCF-Service-JWT

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -1.0.4

    Affected versions

    0.9.4
    0.9.5
    0.9.6

    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