Unrated severityNVD Advisory· Published Jan 2, 2014· Updated Jun 16, 2026
CVE-2013-5211
CVE-2013-5211
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.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
33cpe:2.3:a:ntp:ntp:*:*:*:*:*:*:*:*+ 27 more
- cpe:2.3:a:ntp:ntp:*:*:*:*:*:*:*:*range: <4.2.7
- cpe:2.3:a:ntp:ntp:4.2.7:-:*:*:*:*:*:*
- cpe:2.3:a:ntp:ntp:4.2.7:p0:*:*:*:*:*:*
- cpe:2.3:a:ntp:ntp:4.2.7:p1:*:*:*:*:*:*
- cpe:2.3:a:ntp:ntp:4.2.7:p10:*:*:*:*:*:*
- cpe:2.3:a:ntp:ntp:4.2.7:p11:*:*:*:*:*:*
- cpe:2.3:a:ntp:ntp:4.2.7:p12:*:*:*:*:*:*
- cpe:2.3:a:ntp:ntp:4.2.7:p13:*:*:*:*:*:*
- cpe:2.3:a:ntp:ntp:4.2.7:p14:*:*:*:*:*:*
- cpe:2.3:a:ntp:ntp:4.2.7:p15:*:*:*:*:*:*
- cpe:2.3:a:ntp:ntp:4.2.7:p16:*:*:*:*:*:*
- cpe:2.3:a:ntp:ntp:4.2.7:p17:*:*:*:*:*:*
- cpe:2.3:a:ntp:ntp:4.2.7:p18:*:*:*:*:*:*
- cpe:2.3:a:ntp:ntp:4.2.7:p19:*:*:*:*:*:*
- cpe:2.3:a:ntp:ntp:4.2.7:p2:*:*:*:*:*:*
- cpe:2.3:a:ntp:ntp:4.2.7:p20:*:*:*:*:*:*
- cpe:2.3:a:ntp:ntp:4.2.7:p21:*:*:*:*:*:*
- cpe:2.3:a:ntp:ntp:4.2.7:p22:*:*:*:*:*:*
- cpe:2.3:a:ntp:ntp:4.2.7:p23:*:*:*:*:*:*
- cpe:2.3:a:ntp:ntp:4.2.7:p24:*:*:*:*:*:*
- cpe:2.3:a:ntp:ntp:4.2.7:p25:*:*:*:*:*:*
- cpe:2.3:a:ntp:ntp:4.2.7:p3:*:*:*:*:*:*
- cpe:2.3:a:ntp:ntp:4.2.7:p4:*:*:*:*:*:*
- cpe:2.3:a:ntp:ntp:4.2.7:p5:*:*:*:*:*:*
- cpe:2.3:a:ntp:ntp:4.2.7:p6:*:*:*:*:*:*
- cpe:2.3:a:ntp:ntp:4.2.7:p7:*:*:*:*:*:*
- cpe:2.3:a:ntp:ntp:4.2.7:p8:*:*:*:*:*:*
- cpe:2.3:a:ntp:ntp:4.2.7:p9:*:*:*:*:*:*
cpe:2.3:o:oracle:linux:6:-:*:*:*:*:*:*+ 1 more
- cpe:2.3:o:oracle:linux:6:-:*:*:*:*:*:*
- cpe:2.3:o:oracle:linux:7:-:*:*:*:*:*:*
Patches
Vulnerability mechanics
References
21- www.eecis.udel.edu/~ntp/ntp_spool/ntp4/ntp-dev/ntp-dev-4.2.7p26.tar.gznvdPatch
- aix.software.ibm.com/aix/efixes/security/ntp_advisory.ascnvdThird Party Advisory
- ics-cert.us-cert.gov/advisories/ICSA-14-051-04nvdThird Party AdvisoryUS Government Resource
- lists.opensuse.org/opensuse-updates/2014-09/msg00031.htmlnvdThird Party Advisory
- marc.infonvdMailing ListThird Party Advisory
- www.kb.cert.org/vuls/id/348126nvdThird Party AdvisoryUS Government Resource
- www.oracle.com/technetwork/topics/security/linuxbulletinjul2016-3090544.htmlnvdThird Party Advisory
- www.securityfocus.com/bid/64692nvdBroken LinkThird Party AdvisoryVDB Entry
- www.securitytracker.com/id/1030433nvdThird Party AdvisoryVDB Entry
- www.us-cert.gov/ncas/alerts/TA14-013AnvdThird Party AdvisoryUS Government Resource
- h20564.www2.hpe.com/portal/site/hpsc/public/kb/docDisplaynvdThird Party Advisory
- bugs.ntp.org/show_bug.cginvdIssue Tracking
- lists.ntp.org/pipermail/pool/2011-December/005616.htmlnvdBroken Link
- marc.infonvdMailing List
- openwall.com/lists/oss-security/2013/12/30/6nvdMailing List
- openwall.com/lists/oss-security/2013/12/30/7nvdMailing List
- secunia.com/advisories/59288nvdNot Applicable
- secunia.com/advisories/59726nvdNot Applicable
- www-947.ibm.com/support/entry/portal/docdisplaynvdBroken Link
- www-947.ibm.com/support/entry/portal/docdisplaynvdBroken Link
- puppet.com/security/cve/puppetlabs-ntp-nov-2015-advisorynvdBroken Link
News mentions
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