CVE-2016-6301

7.5 HIGH
Published: December 09, 2016 Modified: December 04, 2025

Description

The recv_and_process_client_pkt function in networking/ntpd.c in busybox allows remote attackers to cause a denial of service (CPU and bandwidth consumption) via a forged NTP packet, which triggers a communication loop.

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CVSS v3.x Details

0.0 Low Medium High Critical 10.0
Vector String
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

References to Advisories, Solutions, and Tools

Patch Vendor Advisory Exploit Third Party Advisory
http://www.openwall.com/lists/oss-security/2016/08/03/7
Source: secalert@redhat.com
Mailing List Third Party Advisory
http://www.securityfocus.com/bid/92277
Source: secalert@redhat.com
Third Party Advisory VDB Entry
https://bugzilla.redhat.com/show_bug.cgi?id=1363710
Source: secalert@redhat.com
Issue Tracking Third Party Advisory
https://seclists.org/bugtraq/2019/Jun/14
Source: secalert@redhat.com
https://seclists.org/bugtraq/2019/Sep/7
Source: secalert@redhat.com
https://security.gentoo.org/glsa/201701-05
Source: secalert@redhat.com
Third Party Advisory
http://seclists.org/fulldisclosure/2019/Jun/18
Source: af854a3a-2127-422b-91ae-364da2661108
http://seclists.org/fulldisclosure/2019/Sep/7
Source: af854a3a-2127-422b-91ae-364da2661108
http://seclists.org/fulldisclosure/2020/Aug/20
Source: af854a3a-2127-422b-91ae-364da2661108
http://seclists.org/fulldisclosure/2020/Mar/15
Source: af854a3a-2127-422b-91ae-364da2661108
http://www.openwall.com/lists/oss-security/2016/08/03/7
Source: af854a3a-2127-422b-91ae-364da2661108
Mailing List Third Party Advisory
http://www.securityfocus.com/bid/92277
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory VDB Entry
https://bugzilla.redhat.com/show_bug.cgi?id=1363710
Source: af854a3a-2127-422b-91ae-364da2661108
Issue Tracking Third Party Advisory
https://git.busybox.net/busybox/commit/?id=150dc7a2b483b8338a3e185c478b4b23ee884e71
Source: af854a3a-2127-422b-91ae-364da2661108
Issue Tracking Patch
https://seclists.org/bugtraq/2019/Jun/14
Source: af854a3a-2127-422b-91ae-364da2661108
https://seclists.org/bugtraq/2019/Sep/7
Source: af854a3a-2127-422b-91ae-364da2661108
https://security.gentoo.org/glsa/201701-05
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory

26 reference(s) from NVD

Quick Stats

CVSS v3 Score
7.5 / 10.0
EPSS (Exploit Probability)
3.1%
86th percentile
Exploitation Status
Not in CISA KEV

Weaknesses (CWE)

Affected Vendors

busybox