VULNERABILITY INTELLIGENCE

CVE-2013-5211

CVSS score5 MEDIUM
EPSS probability97.55%
CISA KEVNot currently listed
Published2014-01-02
Last modified2026-06-16
CVSS vectorAV:N/AC:L/Au:N/C:N/I:N/A:P

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.

Weakness classification

  • CWE-20: Improper Input Validation

Primary references