CVE-2021-33054

    Dashboard / Vulnerabilities / CVE-2021-33054

    CVE-2021-33054

    Published: 4 Jun 2021Last Modified: 8 Jul 2026

    Summary:

    Details: SOGo 2.x before 2.4.1 and 3.x through 5.x before 5.1.1 does not validate the signatures of any SAML assertions it receives. Any actor with network access to the deployment could impersonate users when SAML is the authentication method. (Only versions after 2.0.5a are affected.)

    References: https://www.sogo.nu/news.html, https://blogs.akamai.com/2021/06/sogo-and-packetfence-impacted-by-saml-implementation-vulnerabilities.html, https://github.com/inverse-inc/sogo/blob/master/CHANGELOG.md, https://lists.debian.org/debian-lts-announce/2021/07/msg00007.html, https://www.debian.org/security/2021/dsa-5029

    Affected packages

    Package

    Name:

    Purl:

    Affected ranges

    Type: GIT

    Events:

    Introduced- bf398889bf538cad2589ddd4f3a0c39b38f1e9e2
    Fixed -24687abdd496d9a9e416d4efa082bb325dad2870

    Affected versions

    SOGo-5.1.0

    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
    CVE-2021-33054 | CVE-DB