CVE-2018-14568

    Dashboard / Vulnerabilities / CVE-2018-14568

    CVE-2018-14568

    Published: 23 Jul 2018Last Modified: 8 Jul 2026

    Summary:

    Details: Suricata before 4.0.5 stops TCP stream inspection upon a TCP RST from a server. This allows detection bypass because Windows TCP clients proceed with normal processing of TCP data that arrives shortly after an RST (i.e., they act as if the RST had not yet been received).

    References: https://suricata-ids.org/2018/07/18/suricata-4-0-5-available/, https://github.com/OISF/suricata/pull/3428/commits/843d0b7a10bb45627f94764a6c5d468a24143345, https://github.com/kirillwow/ids_bypass, https://redmine.openinfosecfoundation.org/issues/2501

    Affected packages

    Package

    Name:

    Purl:

    Affected ranges

    Type: GIT

    Events:

    Introduced- 0
    Fixed -279d32843926dbb7688d9a34128d3162e9ef30a0

    Affected versions

    suricata-4.0.4
    suricata-4.0.3
    suricata-4.0.2
    suricata-4.0.1
    suricata-4.0.0
    suricata-4.0.0-rc2
    suricata-4.0.0-rc1
    suricata-4.0.0-beta1

    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
    CVE-2018-14568 | CVE-DB