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The broadcast mode replay prevention functionality in ntpd in NTP before 4.2.8p9 allows remote attackers to cause a denial of service (reject broadcast mode packets) via a crafted broadcast mode packet.
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Aix 5.3.12 Ntp_advisory8 | — | — | Apr 5, 2017 | Jan 13, 2017 |
| Aix 6.1.6 Ntp_advisory8 | — | — | Apr 5, 2017 | Jan 13, 2017 |
| Aix 6.1.9 Ntp_advisory8 | — | — | Apr 5, 2017 | Jan 13, 2017 |
| Aix 7.1.0 Ntp_advisory8 | — | — | Apr 5, 2017 | Jan 13, 2017 |
| Aix 7.1.3 Ntp_advisory8 | — | — | Apr 5, 2017 | Jan 13, 2017 |
| Aix 7.1.4 Ntp_advisory8 | — | — | Apr 5, 2017 | Jan 13, 2017 |
| Aix 7.2.0 Ntp_advisory8 | — | — | Apr 5, 2017 | Jan 13, 2017 |
| Aix 7.2.1 Ntp_advisory8 | — | — | Apr 5, 2017 | Jan 13, 2017 |
| Arch Linux | — | Upgrade to the latest version of Arch Linux | Jul 11, 2025 | Jan 13, 2017 |
| Cisco Apic | — | Upgrade to the latest version of Cisco APIC to resolve this vulnerability. | May 11, 2026 | Nov 23, 2016 |
| Cisco Ise | — | — | Oct 21, 2025 | Nov 23, 2016 |
| Cisco Xe | — | Upgrade to the latest version of Cisco IOS XE | Jul 30, 2019 | Jan 13, 2017 |
| Debian | — | Upgrade ntp | Jul 30, 2024 | Jan 13, 2017 |
| Freebsd | — | Upgrade ntp-develUpgrade ntpUpgrade FreeBSD | Dec 22, 2016 | Dec 22, 2016 |
| Hpux | — | Update NTP.NTP-RUN to the latest versionUpdate NTP.NTP-AUX to the latest version | Aug 11, 2017 | Jan 13, 2017 |
| Huawei Euleros 2_0_sp2 | — | Upgrade ntpdateUpgrade ntp | Nov 3, 2020 | Jan 13, 2017 |
| Huawei Euleros 2_0_sp3 | — | Upgrade ntpUpgrade ntpdateUpgrade sntp | Apr 30, 2021 | Jan 13, 2017 |
| Huawei Euleros 2_0_sp5 | — | Upgrade ntpdateUpgrade sntpUpgrade ntp | Jun 3, 2020 | Jan 13, 2017 |
| Ibm Aix | — | Apply the fix or workaround for ntp_advisory8 | Nov 30, 2017 | Jan 13, 2017 |
| Ntp | — | Upgrade to the latest version of NTP | Feb 23, 2023 | Jan 13, 2017 |
| Oracle Solaris | — | Upgrade service/network/ntp to version 4.2.8.9-0.175.3.17.0.1.0 on Solaris 11.3 | May 29, 2017 | Jan 13, 2017 |
| Suse | — | Upgrade ntp-docUpgrade ntp | Dec 20, 2016 | Dec 19, 2016 |
| Ubuntu | — | Upgrade ntp | Jul 6, 2017 | Jan 13, 2017 |
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