Resource Exhaustion Affecting ntpdate package, versions <0:4.2.6p5-28.amzn2.2.1
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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Test your applications- Snyk IDSNYK-AMZN2-NTPDATE-1662720
- published27 Sept 2021
- disclosed13 Jan 2017
Introduced: 13 Jan 2017
CVE-2016-9310 (opens in a new tab)How to fix?
Upgrade Amazon-Linux:2 ntpdate to version 0:4.2.6p5-28.amzn2.2.1 or higher.
This issue was patched in ALAS2-2018-1009.
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:2 relevant fixed versions and status.
The control mode (mode 6) functionality in ntpd in NTP before 4.2.8p9 allows remote attackers to set or unset traps via a crafted control mode packet.
References
- http://www.securityfocus.com/bid/94452
- https://www.kb.cert.org/vuls/id/633847
- http://nwtime.org/ntp428p9_release/
- https://bto.bluecoat.com/security-advisory/sa139
- https://h20566.www2.hpe.com/hpsc/doc/public/display?docLocale=en_US&docId=emr_na-hpesbux03706en_us
- https://support.hpe.com/hpsc/doc/public/display?docLocale=en_US&docId=emr_na-hpesbhf03799en_us
- http://support.ntp.org/bin/view/Main/NtpBug3118
- http://support.ntp.org/bin/view/Main/SecurityNotice#Recent_Vulnerabilities
- http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-9310
- https://security.FreeBSD.org/advisories/FreeBSD-SA-16:39.ntp.asc
- http://rhn.redhat.com/errata/RHSA-2017-0252.html
- http://www.securitytracker.com/id/1037354
- https://usn.ubuntu.com/3707-2/