Ghostwire
Home / Vulnerabilities / CVE-2026-18321

CVE-2026-18321: Buffer overflow in NTPsec's Zyfer refclock allows local attacker to crash ntpd

MEDIUM CVSS 0.0

Published: July 31, 2026 | Last Modified: July 31, 2026

Description

Buffer overflow in NTPsec's Zyfer refclock allows local attacker to crash ntpd

Ghostwire Analysis — What This Means Practically

This analysis is generated by Ghostwire from NVD, CISA KEV, EPSS, and open-source intelligence data. Verify findings through primary sources before acting.

Security Coverage (1 articles)

Tenable CVEs
CVE-2026-18321

References