UBUNTU-CVE-2021-3509

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    UBUNTU-CVE-2021-3509

    Published: 27 May 2021Last Modified: 22 Apr 2026
    Upstream:
    CVE-2021-3509

    Summary:

    Details: A flaw was found in Red Hat Ceph Storage 4, in the Dashboard component. In response to CVE-2020-27839, the JWT token was moved from localStorage to an httpOnly cookie. However, token cookies are used in the body of the HTTP response for the documentation, which again makes it available to XSS.The greatest threat to the system is for confidentiality, integrity, and availability.

    References: https://ubuntu.com/security/CVE-2021-3509, https://www.openwall.com/lists/oss-security/2021/05/14/4, https://ubuntu.com/security/notices/USN-4998-1, https://ubuntu.com/security/notices/USN-5128-1, https://www.cve.org/CVERecord?id=CVE-2021-3509

    Affected packages

    Package

    Name: ceph

    Purl: pkg:deb/ubuntu/[email protected]?arch=source&distro=focal

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -15.2.12-0ubuntu0.20.04.1

    Affected versions

    14.2.2-0ubuntu3
    14.2.2-0ubuntu4
    14.2.4-0ubuntu1
    14.2.4-0ubuntu2
    14.2.4-0ubuntu3

    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-2021-3509 | CVE-DB