vulnerability
Amazon Linux AMI 2: CVE-2023-26555: Security patch for ntp (Multiple Advisories)
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 7 | (AV:L/AC:M/Au:N/C:C/I:C/A:C) | Apr 11, 2023 | Feb 21, 2024 | May 20, 2026 |
Severity
7
CVSS
(AV:L/AC:M/Au:N/C:C/I:C/A:C)
Published
Apr 11, 2023
Added
Feb 21, 2024
Modified
May 20, 2026
Description
praecis_parse in ntpd/refclock_palisade.c in NTP 4.2.8p15 has an out-of-bounds write. Any attack method would be complex, e.g., with a manipulated GPS receiver.
Solutions
amazon-linux-ami-2-upgrade-ntpamazon-linux-ami-2-upgrade-ntp-debuginfoamazon-linux-ami-2-upgrade-ntp-docamazon-linux-ami-2-upgrade-ntp-perlamazon-linux-ami-2-upgrade-ntpdateamazon-linux-ami-2-upgrade-sntp
Rapid7 Labs
2026 Global Threat Landscape Report
The predictive window has collapsed. Exploitation follows disclosure in days. See how attackers are accelerating and how to stay ahead.