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    CVE-2021-3563

    A flaw was found in openstack-keystone. Only the first 72 characters of an application secret are verified allowing attackers bypass some password complexity which administrators may be counting on. The highest threat from this vulnerability is to data confidentiality and integrity.

    Published:Feb 17, 2021
    Last Modified:Feb 13, 2025
    EPS:Aug 26, 2022
    EPSS Score:0.00034
    CVSS Score:7.4

    Affected Products

    Vendor
    Debian
    Product
    Debian Linux
    Vendor
    Openstack
    Product
    Keystone
    Vendor
    Redhat
    Product
    Openstack Platform

    Exploits

    https://bugs.launchpad.net/ossa/+bug/1901891https://bugzilla.redhat.com/show_bug.cgi?id=1962908https://security-tracker.debian.org/tracker/CVE-2021-3563https://bugs.launchpad.net/ossa/+bug/1901891https://bugzilla.redhat.com/show_bug.cgi?id=1962908https://security-tracker.debian.org/tracker/CVE-2021-3563

    Common Weakness Enumeration

    CWE-863 Incorrect Authorization

    Common Attack Pattern Enumeration and Classification (CAPEC)

    No CAPEC recorded yet

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    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