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7.5
CVSSv3

CVE-2016-4957

Published: 05/07/2016 Updated: 18/06/2020
CVSS v2 Base Score: 5 | Impact Score: 2.9 | Exploitability Score: 10
CVSS v3 Base Score: 7.5 | Impact Score: 3.6 | Exploitability Score: 3.9
VMScore: 445
Vector: AV:N/AC:L/Au:N/C:N/I:N/A:P

Vulnerability Summary

ntpd in NTP prior to 4.2.8p8 allows remote malicious users 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.

Vulnerability Trend

Vulnerable Product Search on Vulmon Subscribe to Product

ntp ntp 4.3.92

ntp ntp 4.2.8

oracle solaris 11.3

oracle solaris 10

novell suse manager 2.1

suse linux enterprise server 11

suse openstack cloud 5

suse manager proxy 2.1

suse linux enterprise server 12

suse linux enterprise desktop 12

opensuse leap 42.1

opensuse opensuse 13.2

Vendor Advisories

Red Hat: CVE-2016-4957
ntpd in NTP before 428p8 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 ...

References

CWE-476http://bugs.ntp.org/3046http://www.kb.cert.org/vuls/id/321640http://support.ntp.org/bin/view/Main/NtpBug3046http://support.ntp.org/bin/view/Main/SecurityNoticehttp://lists.opensuse.org/opensuse-security-announce/2016-06/msg00023.htmlhttp://lists.opensuse.org/opensuse-security-announce/2016-06/msg00018.htmlhttp://lists.opensuse.org/opensuse-security-announce/2016-06/msg00024.htmlhttp://lists.opensuse.org/opensuse-security-announce/2016-06/msg00028.htmlhttp://lists.opensuse.org/opensuse-security-announce/2016-06/msg00040.htmlhttp://www.oracle.com/technetwork/topics/security/bulletinapr2016-2952098.htmlhttps://security.gentoo.org/glsa/201607-15http://www.securitytracker.com/id/1036037https://security.FreeBSD.org/advisories/FreeBSD-SA-16:24.ntp.aschttps://nvd.nist.govhttps://access.redhat.com/security/cve/cve-2016-4957https://www.kb.cert.org/vuls/id/321640
CVSSv3
CVSSv2
CVSSv3
VMScore
Recommendations:
CVE-2018-25103CVE-2024-36279CVE-2024-38457elevation of privilegeCVE-2024-27801CVE-2024-30103NULL pointer dereferenceCVE-2024-6057XML injection
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