UBUNTU-CVE-2014-1959

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    UBUNTU-CVE-2014-1959

    Published: 21 Feb 2014Last Modified: 22 Apr 2026
    Upstream:
    CVE-2014-1959
    Aliases:
    USN-2121-1

    Summary:

    Details: lib/x509/verify.c in GnuTLS before 3.1.21 and 3.2.x before 3.2.11 treats version 1 X.509 certificates as intermediate CAs, which allows remote attackers to bypass intended restrictions by leveraging a X.509 V1 certificate from a trusted CA to issue new certificates.

    References: https://ubuntu.com/security/CVE-2014-1959, https://www.gitorious.org/gnutls/gnutls/commit/b1abfe3d18, http://gnutls.org/security.html, https://ubuntu.com/security/notices/USN-2121-1, https://www.cve.org/CVERecord?id=CVE-2014-1959

    Affected packages

    Package

    Name: gnutls26

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

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -2.12.23-12ubuntu1

    Affected versions

    2.12.23-1ubuntu4
    2.12.23-1ubuntu5

    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-2014-1959 | CVE-DB