Improper Input Validation Affecting ntp package, versions <1:4.2.8p7+dfsg-1
Threat Intelligence
EPSS
1.79% (89th
percentile)
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Test your applications- Snyk ID SNYK-DEBIAN11-NTP-516732
- published 30 Jan 2017
- disclosed 30 Jan 2017
Introduced: 30 Jan 2017
CVE-2016-2516 Open this link in a new tabHow to fix?
Upgrade Debian:11 ntp to version 1:4.2.8p7+dfsg-1 or higher.
NVD Description
Note: Versions mentioned in the description apply only to the upstream ntp package and not the ntp package as distributed by Debian.
See How to fix? for Debian:11 relevant fixed versions and status.
NTP before 4.2.8p7 and 4.3.x before 4.3.92, when mode7 is enabled, allows remote attackers to cause a denial of service (ntpd abort) by using the same IP address multiple times in an unconfig directive.
References
- https://www.kb.cert.org/vuls/id/718152
- http://www.debian.org/security/2016/dsa-3629
- https://security-tracker.debian.org/tracker/CVE-2016-2516
- https://security.gentoo.org/glsa/201607-15
- https://security.FreeBSD.org/advisories/FreeBSD-SA-16:16.ntp.asc
- http://support.ntp.org/bin/view/Main/NtpBug3011
- https://security.netapp.com/advisory/ntap-20171004-0002/
- http://www.oracle.com/technetwork/topics/security/bulletinapr2016-2952098.html
- http://www.securityfocus.com/bid/88180
- http://www.securitytracker.com/id/1035705
- http://people.ubuntu.com/~ubuntu-security/cve/CVE-2016-2516
CVSS Scores
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