UBUNTU-CVE-2021-28963

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    UBUNTU-CVE-2021-28963

    Published: 22 Mar 2021Last Modified: 15 Sept 2026
    Upstream:
    CVE-2021-28963
    Aliases:
    USN-4925-1

    Summary:

    Details: Shibboleth Service Provider before 3.2.1 allows content injection because template generation uses attacker-controlled parameters.

    References: https://ubuntu.com/security/CVE-2021-28963, https://shibboleth.net/community/advisories/secadv_20210317.txt, https://issues.shibboleth.net/jira/browse/SSPCPP-922, https://git.shibboleth.net/view/?p=cpp-sp.git;a=commit;h=d1dbebfadc1bdb824fea63843c4c38fa69e54379, https://bugs.debian.org/985405, https://www.debian.org/security/2021/dsa-4872, https://ubuntu.com/security/notices/USN-4925-1, https://www.cve.org/CVERecord?id=CVE-2021-28963

    Affected packages

    Package

    Name: shibboleth-sp2

    Purl: pkg:deb/ubuntu/shibboleth-sp2?arch=source&distro=xenial

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -None

    Affected versions

    2.5.3+dfsg-2.1build1

    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
    UBUNTU-CVE-2021-28963 | CVE-DB