USN-7857-1

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    USN-7857-1

    Published: 4 Nov 2025Last Modified: 10 Feb 2026

    Summary: keystone vulnerability

    Details: Kay discovered that OpenStack Keystone incorrectly handled the ec2tokens and s3tokens APIs. A remote attacker could possibly use this issue to obtain unauthorized access and escalate privileges.

    References: https://ubuntu.com/security/notices/USN-7857-1, https://launchpad.net/bugs/2130629

    Affected packages

    Package

    Name: keystone

    Purl: pkg:deb/ubuntu/keystone@2:25.0.0-0ubuntu1.1?arch=source&distro=noble

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -2:25.0.0-0ubuntu1.1

    Affected versions

    2:24.0.0-0ubuntu1
    2:24.0.0+git2024011916.adfa92b4-0ubuntu1

    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
    USN-7857-1 | CVE-DB