CVE-2016-4957

Summary

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.

Affected Software

Weaknesses

• n/a

ADP Enrichment

CVE Program Container

Additional References

• http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00028.html
• http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00023.html
• https://security.FreeBSD.org/advisories/FreeBSD-SA-16:24.ntp.asc
• http://bugs.ntp.org/3046
• http://www.securitytracker.com/id/1036037
• http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00024.html
• http://www.oracle.com/technetwork/topics/security/bulletinapr2016-2952098.html
• http://www.kb.cert.org/vuls/id/321640
• http://support.ntp.org/bin/view/Main/SecurityNotice
• http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00040.html
• http://support.ntp.org/bin/view/Main/NtpBug3046
• http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00018.html
• https://security.gentoo.org/glsa/201607-15

References

• http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00028.html
• http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00023.html
• https://security.FreeBSD.org/advisories/FreeBSD-SA-16:24.ntp.asc
• http://bugs.ntp.org/3046
• http://www.securitytracker.com/id/1036037
• http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00024.html
• http://www.oracle.com/technetwork/topics/security/bulletinapr2016-2952098.html
• http://www.kb.cert.org/vuls/id/321640
• http://support.ntp.org/bin/view/Main/SecurityNotice
• http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00040.html
• http://support.ntp.org/bin/view/Main/NtpBug3046
• http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00018.html
• https://security.gentoo.org/glsa/201607-15

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