漏洞描述
Crypto-NAK packets in ntpd in NTP 4.2.x before 4.2.8p4, and 4.3.x before 4.3.77 allows remote attackers to bypass authentication.
影响产品
修复建议
建议关注厂商安全公告，及时升级至已修复版本，并结合实际资产暴露情况采取缓解措施。
参考链接
www.securitytracker.comhttp://www.securitytracker.com/id/1033951↗www.securityfocus.comhttp://www.securityfocus.com/bid/77287↗cert-portal.siemens.comhttps://cert-portal.siemens.com/productcert/pdf/ssa-497656.pdf↗security.gentoo.orghttps://security.gentoo.org/glsa/201607-15↗www.debian.orghttp://www.debian.org/security/2015/dsa-3388↗support.ntp.orghttp://support.ntp.org/bin/view/Main/NtpBug2941↗security.gentoo.orghttps://security.gentoo.org/glsa/201604-03↗security.netapp.comhttps://security.netapp.com/advisory/ntap-20171004-0001/↗h20566.www2.hpe.comhttps://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05270839↗bugzilla.redhat.comhttps://bugzilla.redhat.com/show_bug.cgi?id=1274265↗