ntpd in ntp before 4.2.8p3 with remote configuration enabled allows remote authenticated users with knowledge of the configuration password and access to a computer entrusted to perform remote configuration to cause a denial of service (service crash) via a NULL byte in a crafted configuration directive packet.
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Debian | — | Upgrade ntp | Nov 9, 2015 | Oct 27, 2015 |
| F5 Big Ip | — | Update F5 BIG-IP to the latest version | Jun 17, 2026 | Aug 13, 2015 |
| Gentoo Linux | — | Upgrade net-misc/ntp. | Oct 30, 2017 | Aug 24, 2017 |
| Huawei Euleros 2_0_sp2 | — | Upgrade ntpdateUpgrade ntp | Dec 4, 2019 | Aug 24, 2017 |
| Huawei Euleros 2_0_sp3 | — | Upgrade ntpUpgrade ntpdateUpgrade sntp | Dec 18, 2019 | Aug 24, 2017 |
| Huawei Euleros 2_0_sp5 | — | Upgrade ntpUpgrade sntpUpgrade ntpdate | Nov 19, 2019 | Aug 24, 2017 |
| Ntp | — | Upgrade to the latest version of NTP | Feb 23, 2023 | Aug 24, 2017 |
| Oracle Solaris | — | Upgrade service/network/ntp to version 4.2.8.6-0.175.3.6.0.1.0 on Solaris 11.3 | May 29, 2017 | May 29, 2017 |
| Redhat_linux | — | No solution exists | Jul 9, 2025 | Jun 30, 2015 |
| Ubuntu | — | Upgrade ntp | Nov 9, 2015 | Oct 27, 2015 |
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