CVE-2016-4957

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CVSS 3.1

7.5 high

EPSS

45%p99

Published

Jul 5, 2016 (Jul 5, 2016)

Modified

Jun 17, 2026

Description

ntpd in NTP before 4.2.8p8 allows remote attackers to cause a denial of service (daemon crash) via a crypto-NAK packet. NOTE: this vulnerability exists because of an incorrect fix for CVE-2016-1547.

Vendors: ntp oracle suse novell opensuse
Products: ntp, solaris, manager proxy, openstack cloud, suse manager, leap, opensuse, linux enterprise desktop, linux enterprise server
Weakness: CWE-476
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

NVD CVE.org GitHub PoCs EPSS (44.9%)

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