GHSA-c597-f74m-jgc2

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    GHSA-c597-f74m-jgc2

    Published: 9 Feb 2022Last Modified: 8 Nov 2023
    Aliases:
    CVE-2020-1758

    Summary: Improper Certificate Validation and Improper Validation of Certificate with Host Mismatch in Keycloak

    Details: A flaw was found in Keycloak in versions before 10.0.0, where it does not perform the TLS hostname verification while sending emails using the SMTP server. This flaw allows an attacker to perform a man-in-the-middle (MITM) attack.

    References: https://nvd.nist.gov/vuln/detail/CVE-2020-1758, https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2020-1758, https://issues.redhat.com/browse/KEYCLOAK-13285

    Affected packages

    Package

    Name: org.keycloak:keycloak-parent

    Purl: pkg:maven/org.keycloak/keycloak-parent

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -10.0.0

    Affected versions

    1.0-alpha-1

    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
    GHSA-c597-f74m-jgc2 | CVE-DB