CVE-2015-7705

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    CVE-2015-7705

    Published: 7 Aug 2017Last Modified: 10 Apr 2026

    Summary:

    Details: The rate limiting feature in NTP 4.x before 4.2.8p4 and 4.3.x before 4.3.77 allows remote attackers to have unspecified impact via a large number of crafted requests.

    References: http://support.ntp.org/bin/view/Main/NtpBug2901, http://support.ntp.org/bin/view/Main/SecurityNotice#October_2015_NTP_4_2_8p4_Securit, http://www.securityfocus.com/bid/77284, http://www.securitytracker.com/id/1033951, http://www.ubuntu.com/usn/USN-2783-1, https://bto.bluecoat.com/security-advisory/sa103, https://bugzilla.redhat.com/show_bug.cgi?id=1274184, https://cert-portal.siemens.com/productcert/pdf/ssa-497656.pdf, https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05270839, https://security.gentoo.org/glsa/201607-15, https://security.netapp.com/advisory/ntap-20171004-0001/, https://support.citrix.com/article/CTX220112, https://us-cert.cisa.gov/ics/advisories/icsa-21-103-11, https://us-cert.cisa.gov/ics/advisories/icsa-21-159-11, https://www.arista.com/en/support/advisories-notices/security-advisories/1212-security-advisory-0016, https://www.kb.cert.org/vuls/id/718152, https://eprint.iacr.org/2015/1020.pdf, https://bugzilla.redhat.com/show_bug.cgi?id=1274184, http://lists.opensuse.org/opensuse-security-announce/2016-05/msg00020.html, http://lists.opensuse.org/opensuse-security-announce/2016-05/msg00034.html, http://lists.opensuse.org/opensuse-security-announce/2016-05/msg00037.html, http://lists.opensuse.org/opensuse-security-announce/2016-05/msg00048.html, http://lists.opensuse.org/opensuse-security-announce/2016-05/msg00052.html, http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00001.html, http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00020.html, http://lists.opensuse.org/opensuse-security-announce/2016-07/msg00026.html, http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00042.html, http://lists.opensuse.org/opensuse-updates/2015-11/msg00093.html, http://lists.opensuse.org/opensuse-updates/2016-05/msg00114.html, http://packetstormsecurity.com/files/134137/Slackware-Security-Advisory-ntp-Updates.html, http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20151021-ntp, http://www.securityfocus.com/archive/1/536737/100/0/threaded, http://www.securityfocus.com/archive/1/536796/100/0/threaded, http://www.securityfocus.com/archive/1/archive/1/536737/100/100/threaded, http://www.securityfocus.com/archive/1/archive/1/536796/100/100/threaded, https://cert-portal.siemens.com/productcert/pdf/ssa-211752.pdf, https://www.cs.bu.edu/~goldbe/NTPattack.html, https://www.kb.cert.org/vuls/id/718152

    Affected packages

    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