UBUNTU-CVE-2018-7182

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    UBUNTU-CVE-2018-7182

    Published: 6 Mar 2018Last Modified: 4 Feb 2026
    Upstream:
    CVE-2018-7182
    Aliases:
    USN-3707-1

    Summary:

    Details: The ctl_getitem method in ntpd in ntp-4.2.8p6 before 4.2.8p11 allows remote attackers to cause a denial of service (out-of-bounds read) via a crafted mode 6 packet with a ntpd instance from 4.2.8p6 through 4.2.8p10.

    References: https://ubuntu.com/security/CVE-2018-7182, http://www.kb.cert.org/vuls/id/961909, http://support.ntp.org/bin/view/Main/SecurityNotice#February_2018_ntp_4_2_8p11_NTP_S, https://ubuntu.com/security/notices/USN-3707-1, https://www.cve.org/CVERecord?id=CVE-2018-7182

    Affected packages

    Package

    Name: ntp

    Purl: pkg:deb/ubuntu/ntp@1:4.2.8p10+dfsg-5ubuntu7.1?arch=source&distro=bionic

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -1:4.2.8p10+dfsg-5ubuntu7.1

    Affected versions

    1:4.2.8p10+dfsg-5ubuntu3
    1:4.2.8p10+dfsg-5ubuntu4
    1:4.2.8p10+dfsg-5ubuntu5
    1:4.2.8p10+dfsg-5ubuntu6
    1:4.2.8p10+dfsg-5ubuntu7

    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