The "pidfile" or "driftfile" directives in NTP ntpd 4.2.x before 4.2.8p4, and 4.3.x before 4.3.77, when ntpd is configured to allow remote configuration, allows remote attackers with an IP address that is allowed to send configuration requests, and with knowledge of the remote configuration password to write to arbitrary files via the :config command.
CVSS Details
- CVSS 3.1 Base Score: 7.5
- CVSS 3.1 Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N)
Covered by Rapid7
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Cisco Apic | — | Upgrade to the latest version of Cisco APIC to resolve this vulnerability. | May 11, 2026 | Oct 21, 2015 |
| Cisco Ise | — | — | Oct 21, 2025 | Oct 21, 2015 |
| Debian | — | Upgrade ntp | Nov 9, 2015 | Oct 27, 2015 |
| F5 Big Ip | — | Update F5 BIG-IP to the latest version | Jun 17, 2026 | Nov 5, 2015 |
| Freebsd | — | Upgrade ntp-develUpgrade ntpUpgrade FreeBSD | Dec 10, 2025 | Oct 21, 2015 |
| Gentoo Linux | — | Upgrade net-misc/ntp. | Oct 30, 2017 | Jul 24, 2017 |
| Huawei Euleros 2_0_sp1 | — | Upgrade ntpdateUpgrade ntp | Nov 30, 2017 | Jul 24, 2017 |
| Ntp | — | Upgrade NTP to version 4.2.8Upgrade NTP to version 4.3.77 | Feb 23, 2023 | Jul 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 |
| Oracle_linux | — | Upgrade ntp-perlUpgrade ntpdateUpgrade ntp-docUpgrade ntpUpgrade sntp | Jul 24, 2017 | Jul 24, 2017 |
| Redhat_linux | — | Upgrade ntp-docUpgrade ntpUpgrade ntp-debuginfoUpgrade ntpdateNo solution existsUpgrade sntpUpgrade ntp-perl | Jul 1, 2017 | Oct 27, 2015 |
| Suse | — | Upgrade ntp-docUpgrade ntp-debuginfoUpgrade yast2-ntp-clientUpgrade ntp-debugsourceUpgrade yast2-ntp-client-devel-docUpgrade ntp | Dec 18, 2015 | Oct 27, 2015 |
| Ubuntu | — | Upgrade ntp | Nov 9, 2015 | Oct 27, 2015 |
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