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.
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Centos_linux | — | Upgrade ntp-perlUpgrade ntp-docUpgrade ntpdateUpgrade sntpUpgrade ntp | Dec 1, 2016 | Dec 19, 2014 |
| Debian | — | Upgrade ntp | Jul 30, 2024 | Dec 20, 2014 |
| Freebsd | — | Upgrade ntpUpgrade ntp-devel | Dec 10, 2025 | Dec 20, 2014 |
| Gentoo Linux | — | Upgrade net-misc/ntp. | Oct 30, 2017 | Dec 19, 2014 |
| Hpux | — | Update NTP.NTP-RUN to the latest versionApply patch PHNE_44236 from HPUpdate NTP.NTP-AUX to the latest versionApply patch PHNE_44235 from HPUpdate NTP.INETSVCS2-BOOT to the latest version | Aug 11, 2017 | Dec 19, 2014 |
| Ntp | — | Upgrade to the latest version of NTP | Feb 23, 2023 | Dec 20, 2014 |
| Oracle Solaris | — | Upgrade service/network/ntp to version 4.2.8-0.175.2.6.0.4.0 on Solaris 11.2 | May 29, 2017 | Dec 19, 2014 |
| Oracle_linux | — | Upgrade sntpUpgrade ntpdateUpgrade ntp-docUpgrade ntp-perlUpgrade ntp | Oct 16, 2024 | Dec 20, 2014 |
| Suse | — | Upgrade ntp-docUpgrade ntp | Dec 18, 2015 | Dec 19, 2014 |
| Ubuntu | — | Upgrade ntp | Nov 8, 2024 | Dec 20, 2014 |
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