Trend Micro Security

NTP Unrestricted Query Reflected Denial Of Service Vulnerability

  危険度: :
  CVE識別番号: CVE-2013-5211

  概要

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.

  トレンドマイクロの対策

Apply associated Trend Micro DPI Rules.

  対応方法

  Trend Micro Deep Security DPI Rule Number: 1005910
  Trend Micro Deep Security DPI Rule Name: 1005910 - Identified ntpd 'monlist' Query Reflected Denial Of Service Attack

  影響を受けるソフトウェア

  • ntp ntp 4.2.7