CVE-2016-2516
Severity CVSS v4.0:
Pending analysis
Type:
CWE-20
Input Validation
Publication date:
30/01/2017
Last modified:
20/04/2025
Description
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.
Impact
Base Score 3.x
5.30
Severity 3.x
MEDIUM
Base Score 2.0
7.10
Severity 2.0
HIGH
Vulnerable products and versions
| CPE | From | Up to |
|---|---|---|
| cpe:2.3:a:ntp:ntp:*:p6:*:*:*:*:*:* | 4.2.8 (including) | |
| cpe:2.3:a:ntp:ntp:4.3.0:*:*:*:*:*:*:* | ||
| cpe:2.3:a:ntp:ntp:4.3.1:*:*:*:*:*:*:* | ||
| cpe:2.3:a:ntp:ntp:4.3.2:*:*:*:*:*:*:* | ||
| cpe:2.3:a:ntp:ntp:4.3.3:*:*:*:*:*:*:* | ||
| cpe:2.3:a:ntp:ntp:4.3.4:*:*:*:*:*:*:* | ||
| cpe:2.3:a:ntp:ntp:4.3.5:*:*:*:*:*:*:* | ||
| cpe:2.3:a:ntp:ntp:4.3.6:*:*:*:*:*:*:* | ||
| cpe:2.3:a:ntp:ntp:4.3.7:*:*:*:*:*:*:* | ||
| cpe:2.3:a:ntp:ntp:4.3.8:*:*:*:*:*:*:* | ||
| cpe:2.3:a:ntp:ntp:4.3.9:*:*:*:*:*:*:* | ||
| cpe:2.3:a:ntp:ntp:4.3.10:*:*:*:*:*:*:* | ||
| cpe:2.3:a:ntp:ntp:4.3.11:*:*:*:*:*:*:* | ||
| cpe:2.3:a:ntp:ntp:4.3.12:*:*:*:*:*:*:* | ||
| cpe:2.3:a:ntp:ntp:4.3.13:*:*:*:*:*:*:* |
To consult the complete list of CPE names with products and versions, see this page
References to Advisories, Solutions, and Tools
- http://support.ntp.org/bin/view/Main/NtpBug3011
- http://www.debian.org/security/2016/dsa-3629
- http://www.oracle.com/technetwork/topics/security/bulletinapr2016-2952098.html
- http://www.securityfocus.com/bid/88180
- http://www.securitytracker.com/id/1035705
- https://security.FreeBSD.org/advisories/FreeBSD-SA-16:16.ntp.asc
- https://security.gentoo.org/glsa/201607-15
- https://security.netapp.com/advisory/ntap-20171004-0002/
- https://www.kb.cert.org/vuls/id/718152
- http://support.ntp.org/bin/view/Main/NtpBug3011
- http://www.debian.org/security/2016/dsa-3629
- http://www.oracle.com/technetwork/topics/security/bulletinapr2016-2952098.html
- http://www.securityfocus.com/bid/88180
- http://www.securitytracker.com/id/1035705
- https://security.FreeBSD.org/advisories/FreeBSD-SA-16:16.ntp.asc
- https://security.gentoo.org/glsa/201607-15
- https://security.netapp.com/advisory/ntap-20171004-0002/
- https://www.kb.cert.org/vuls/id/718152



