CVE-2018-17161: Freebsd

Critical severity, CVSS 9.8. EPSS: 3.5% chance of exploitation in the next 30 days.

In FreeBSD before 11.2-STABLE(r348229), 11.2-RELEASE-p7, 12.0-STABLE(r342228), and 12.0-RELEASE-p1, insufficient validation of network-provided data in bootpd may make it possible for a malicious attacker to craft a bootp packet which could cause a stack buffer overflow. It is possible that the buffer overflow could lead to a Denial of Service or remote code execution.

Affected products

• Freebsd Freebsd: version 11.2 only; version 12.0 only

Published 2019-01-03. Last modified 2026-06-17.