The receive function in ntp_proto.c in ntpd in NTP before 4.2.8 continues to execute after detecting a certain authentication error, which might allow remote attackers to trigger an unintended association change via crafted packets.

References

• https://nvd.nist.gov/vuln/detail/CVE-2014-9296
• https://bugzilla.redhat.com/show_bug.cgi?id=1176040
• https://h20564.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c04790232
• https://kc.mcafee.com/corporate/index?page=content&id=SB10103
• https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20141222-ntpd
• https://www.arista.com/en/support/advisories-notices/security-advisories/1047-security-advisory-8
• http://advisories.mageia.org/MGASA-2014-0541.html
• http://bk1.ntp.org/ntp-dev/?PAGE=patch&REV=548ad06feXHK1HlZoY-WZVyynwvwAg
• http://bugs.ntp.org/show_bug.cgi?id=2670
• http://lists.opensuse.org/opensuse-security-announce/2014-12/msg00020.html
• http://marc.info/?l=bugtraq&m=142590659431171&w=2
• http://marc.info/?l=bugtraq&m=142853370924302&w=2
• http://marc.info/?l=bugtraq&m=144182594518755&w=2
• http://rhn.redhat.com/errata/RHSA-2015-0104.html
• http://secunia.com/advisories/62209
• http://support.ntp.org/bin/view/Main/SecurityNotice
• http://www.kb.cert.org/vuls/id/852879
• http://www.mandriva.com/security/advisories?name=MDVSA-2015:003
• http://www.oracle.com/technetwork/security-advisory/cpuoct2016-2881722.html
• http://www.securityfocus.com/bid/71758