CVE-2018-7185

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    CVE-2018-7185

    Published: 6 Mar 2018Last Modified: 16 Apr 2026

    Summary:

    Details: The protocol engine in ntp 4.2.6 before 4.2.8p11 allows a remote attackers to cause a denial of service (disruption) by continually sending a packet with a zero-origin timestamp and source IP address of the "other side" of an interleaved association causing the victim ntpd to reset its association.

    References: https://security.gentoo.org/glsa/201805-12, https://support.hpe.com/hpsc/doc/public/display?docLocale=en_US&docId=emr_na-hpesbux03962en_us, https://usn.ubuntu.com/3707-1/, https://usn.ubuntu.com/3707-2/, https://www.oracle.com/technetwork/security-advisory/cpuoct2019-5072832.html, https://www.synology.com/support/security/Synology_SA_18_13, http://packetstormsecurity.com/files/146631/Slackware-Security-Advisory-ntp-Updates.html, http://support.ntp.org/bin/view/Main/NtpBug3454, http://www.securityfocus.com/archive/1/541824/100/0/threaded, http://www.securityfocus.com/bid/103339, https://security.FreeBSD.org/advisories/FreeBSD-SA-18:02.ntp.asc, https://security.netapp.com/advisory/ntap-20180626-0001/

    Affected packages

    Package

    Name:

    Purl:

    Affected ranges

    Type: N/A

    Events:

    Introduced- None
    Fixed -None

    Affected versions

    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