ntpd in NTP before 4.2.8p9, when the trap service is enabled, allows remote attackers to cause a denial of service (NULL pointer dereference and crash) via a crafted packet.
CVSS Details
- CVSS 3.0 Base Score: 5.9
- CVSS 3.0 Vector: (CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H)
Covered by Rapid7
| 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 |
| Amazon Linux Ami 2 | — | Upgrade ntpdateUpgrade sntpUpgrade ntpUpgrade ntp-debuginfoUpgrade ntp-perlUpgrade ntp-doc | Apr 27, 2020 | Jan 13, 2017 |
| Amazon_linux | — | Upgrade ntp | Jan 5, 2017 | Jan 4, 2017 |
| Arch Linux | — | Upgrade to the latest version of Arch Linux | Jul 11, 2025 | Jan 13, 2017 |
| Centos_linux | — | Upgrade ntpUpgrade ntp-docUpgrade ntp-perlUpgrade ntp-debuginfoUpgrade sntpUpgrade ntpdate | Feb 7, 2017 | 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 |
| Debian | — | Upgrade ntp | Jul 30, 2024 | Jan 13, 2017 |
| F5 Big Ip | — | Update F5 BIG-IP to the latest version | Jun 17, 2026 | Dec 30, 2016 |
| 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_sp1 | — | Upgrade ntpdateUpgrade ntp | Nov 30, 2017 | Jan 13, 2017 |
| Huawei Euleros 2_0_sp2 | — | Upgrade ntpUpgrade ntpdate | Nov 30, 2017 | 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 |
| Oracle_linux | — | Upgrade ntp-perlUpgrade ntp-docUpgrade sntpUpgrade ntpdateUpgrade ntp | Feb 7, 2017 | Nov 21, 2016 |
| Redhat_linux | — | Upgrade ntp-docUpgrade ntp-perlNo solution existsUpgrade ntpUpgrade sntpUpgrade ntpdateUpgrade ntp-debuginfo | Feb 8, 2017 | Jan 13, 2017 |
| Suse | — | Upgrade ntpUpgrade ntp-doc | Dec 20, 2016 | Dec 19, 2016 |
| Ubuntu | — | Upgrade ntp | Jul 6, 2017 | Jan 13, 2017 |
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