UBUNTU-CVE-2023-1894

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    UBUNTU-CVE-2023-1894

    Published: 4 May 2023Last Modified: 20 May 2026
    Upstream:
    CVE-2023-1894

    Summary:

    Details: A Regular Expression Denial of Service (ReDoS) issue was discovered in Puppet Server 7.9.2 certificate validation. An issue related to specifically crafted certificate names significantly slowed down server operations.

    References: https://ubuntu.com/security/CVE-2023-1894, https://www.puppet.com/security/cve/cve-2023-1894-puppet-server-redos, https://github.com/puppetlabs/puppetserver/pull/2700, https://github.com/puppetlabs/puppetserver/commit/545998b71baf70e35dc60c287f2cb2fc11ef9be2, https://github.com/puppetlabs/puppetserver/commit/9e0239c19bc852b98c1a63fb33998de7eae388dc, https://www.cve.org/CVERecord?id=CVE-2023-1894

    Affected packages

    Package

    Name: puppet

    Purl: pkg:deb/ubuntu/puppet?arch=source&distro=trusty

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -None

    Affected versions

    3.2.4-2ubuntu2

    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-2023-1894 | CVE-DB