CVE-2017-6463

    Dashboard / Vulnerabilities / CVE-2017-6463

    CVE-2017-6463

    Published: 27 Mar 2017Last Modified: 16 Apr 2026

    Summary:

    Details: NTP before 4.2.8p10 and 4.3.x before 4.3.94 allows remote authenticated users to cause a denial of service (daemon crash) via an invalid setting in a :config directive, related to the unpeer option.

    References: https://usn.ubuntu.com/3707-2/, https://support.hpe.com/hpsc/doc/public/display?docLocale=en_US&docId=emr_na-hpesbux03962en_us, https://support.apple.com/HT208144, http://support.ntp.org/bin/view/Main/SecurityNotice#March_2017_ntp_4_2_8p10_NTP_Secu, http://www.securitytracker.com/id/1038123, https://access.redhat.com/errata/RHSA-2017:3071, http://support.ntp.org/bin/view/Main/NtpBug3387, http://www.securityfocus.com/bid/97049, https://access.redhat.com/errata/RHSA-2018:0855, https://security.FreeBSD.org/advisories/FreeBSD-SA-17:03.ntp.asc

    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
    CVE-2017-6463 | CVE-DB