Improper Input Validation Affecting ntpdate package, versions <0:4.2.8p11-1.37.amzn1


Severity

Recommended
0.0
medium
0
10

Based on Amazon Linux security rating.

Threat Intelligence

Exploit Maturity
Mature
EPSS
91.24% (100th percentile)

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  • Snyk IDSNYK-AMZN201803-NTPDATE-6038188
  • published28 Oct 2023
  • disclosed2 Jan 2014

Introduced: 2 Jan 2014

CVE-2013-5211  (opens in a new tab)
CWE-20  (opens in a new tab)

How to fix?

Upgrade Amazon-Linux:2018.03 ntpdate to version 0:4.2.8p11-1.37.amzn1 or higher.
This issue was patched in ALAS-2018-1009.

NVD Description

Note: Versions mentioned in the description apply only to the upstream ntpdate package and not the ntpdate package as distributed by Amazon-Linux. See How to fix? for Amazon-Linux:2018.03 relevant fixed versions and status.

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.

CVSS Scores

version 3.1