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FreeBSD: ntpd DRDoS / Amplification Attack using ntpdc monlist command (FreeBSD-SA-14:02.ntpd) (CVE-2013-5211)

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FreeBSD: ntpd DRDoS / Amplification Attack using ntpdc monlist command (FreeBSD-SA-14:02.ntpd) (CVE-2013-5211)

Severity
5
CVSS
(AV:N/AC:L/Au:N/C:N/I:N/A:P)
Published
01/02/2014
Created
07/25/2018
Added
05/08/2014
Modified
02/21/2017

Description

The monlist feature in ntp_request.c in ntpd in NTP before 4.2.7p26 allows remote attackers to cause a denial of service (traffic amplification) via forged (1) REQ_MON_GETLIST or (2) REQ_MON_GETLIST_1 requests, as exploited in the wild in December 2013.

Solution(s)

  • freebsd-upgrade-base-8_3-release-p14
  • freebsd-upgrade-base-8_4-release-p7
  • freebsd-upgrade-base-9_1-release-p10
  • freebsd-upgrade-base-9_2-release-p3
  • freebsd-upgrade-package-ntp

References

  • freebsd-upgrade-base-8_3-release-p14
  • freebsd-upgrade-base-8_4-release-p7
  • freebsd-upgrade-base-9_1-release-p10
  • freebsd-upgrade-base-9_2-release-p3
  • freebsd-upgrade-package-ntp

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