ntp_crypto.c in ntpd in NTP 4.x before 4.2.8p1, when Autokey Authentication is enabled, allows remote attackers to obtain sensitive information from process memory or cause a denial of service (daemon crash) via a packet containing an extension field with an invalid value for the length of its value field.
CVSS Details
- CVSS 3.1 Base Score: 6.5
Covered by Rapid7
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Debian | — | Upgrade ntp | Nov 9, 2015 | Oct 5, 2015 |
| F5 Big Ip | — | Update F5 BIG-IP to the latest version | Jun 17, 2026 | Nov 7, 2015 |
| Ntp | — | Upgrade NTP to version 4.2.8 | Feb 23, 2023 | Oct 6, 2015 |
| Oracle_linux | — | Upgrade ntpUpgrade ntp-perlUpgrade ntpdateUpgrade ntp-docUpgrade sntp | Oct 16, 2024 | Oct 4, 2015 |
| Redhat_linux | — | No solution exists | Jul 9, 2025 | Feb 4, 2015 |
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