Known Vulnerabilities for Ntpsec by NTPsec
Listed below are 7 of the newest known vulnerabilities associated with "Ntpsec" by "NTPsec".
These CVEs are retrieved based on exact matches on listed software, hardware, and vendor information (CPE data) as well as a keyword search to ensure the newest vulnerabilities with no officially listed software information are still displayed.
Data on known vulnerable versions is also displayed based on information from known CPEs
Known Vulnerabilities
| CVE | Shortened Description | Severity | Publish Date | Last Modified |
|---|---|---|---|---|
| CVE-2026-18321 json | Buffer overflow in NTPsec's Zyfer refclock allows local attacker to crash ntpd | Not Provided | 2026-07-31 | 2026-07-31 |
| CVE-2023-4012 json | ntpd will crash if the server is not NTS-enabled (no certificate) and it receives an NTS-enabled client request (mode 3). | 7.5 - HIGH | 2023-08-07 | 2023-08-15 |
| CVE-2021-22212 json | ntpkeygen can generate keys that ntpd fails to parse. NTPsec 1.2.0 allows ntpkeygen to generate keys with '#' characters. ntp... | 7.4 - HIGH | 2021-06-08 | 2023-11-07 |
| CVE-2019-6445 json | An issue was discovered in NTPsec before 1.1.3. An authenticated attacker can cause a NULL pointer dereference and ntpd crash... | 6.5 - MEDIUM | 2019-01-16 | 2019-01-22 |
| CVE-2019-6444 json | An issue was discovered in NTPsec before 1.1.3. process_control() in ntp_control.c has a stack-based buffer over-read because... | 9.1 - CRITICAL | 2019-01-16 | 2019-01-22 |
| CVE-2019-6443 json | An issue was discovered in NTPsec before 1.1.3. Because of a bug in ctl_getitem, there is a stack-based buffer over-read in r... | 9.1 - CRITICAL | 2019-01-16 | 2019-01-22 |
| CVE-2019-6442 json | An issue was discovered in NTPsec before 1.1.3. An authenticated attacker can write one byte out of bounds in ntpd via a malf... | 6.5 - MEDIUM | 2019-01-16 | 2019-01-22 |
| CVE-2016-1551 json | Not Provided | 2017-01-27 | 2025-04-20 |