UBUNTU-CVE-2017-14032

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    UBUNTU-CVE-2017-14032

    Published: 30 Aug 2017Last Modified: 22 Apr 2026
    Upstream:
    CVE-2017-14032

    Summary:

    Details: ARM mbed TLS before 1.3.21 and 2.x before 2.1.9, if optional authentication is configured, allows remote attackers to bypass peer authentication via an X.509 certificate chain with many intermediates. NOTE: although mbed TLS was formerly known as PolarSSL, the releases shipped with the PolarSSL name are not affected.

    References: https://ubuntu.com/security/CVE-2017-14032, https://tls.mbed.org/tech-updates/security-advisories/mbedtls-security-advisory-2017-02, https://github.com/ARMmbed/mbedtls/commit/31458a18788b0cf0b722acda9bb2f2fe13a3fb32, https://github.com/ARMmbed/mbedtls/commit/d15795acd5074e0b44e71f7ede8bdfe1b48591fc, https://bugs.debian.org/873557, https://www.cve.org/CVERecord?id=CVE-2017-14032

    Affected packages

    Package

    Name: mbedtls

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

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -2.2.1-2ubuntu0.2

    Affected versions

    2.1.2-1

    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