UBUNTU-CVE-2017-7479

    Dashboard / Vulnerabilities / UBUNTU-CVE-2017-7479

    UBUNTU-CVE-2017-7479

    Published: 11 May 2017Last Modified: 4 Feb 2026
    Upstream:
    CVE-2017-7479

    Summary:

    Details: OpenVPN versions before 2.3.15 and before 2.4.2 are vulnerable to reachable assertion when packet-ID counter rolls over resulting into Denial of Service of server by authenticated attacker.

    References: https://ubuntu.com/security/CVE-2017-7479, https://community.openvpn.net/openvpn/wiki/QuarkslabAndCryptographyEngineerAudits, https://ubuntu.com/security/notices/USN-3284-1, https://ubuntu.com/security/notices/USN-3339-1, https://www.cve.org/CVERecord?id=CVE-2017-7479

    Affected packages

    Package

    Name: openvpn

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

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -2.3.2-7ubuntu3.2

    Affected versions

    2.3.2-4ubuntu1
    2.3.2-5ubuntu1
    2.3.2-7ubuntu1
    2.3.2-7ubuntu2
    2.3.2-7ubuntu3
    2.3.2-7ubuntu3.1

    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