CVE-2020-7450: Freebsd

Critical severity, CVSS 9.8. EPSS: 2.5% chance of exploitation in the next 30 days.

In FreeBSD 12.1-STABLE before r357213, 12.1-RELEASE before 12.1-RELEASE-p2, 12.0-RELEASE before 12.0-RELEASE-p13, 11.3-STABLE before r357214, and 11.3-RELEASE before 11.3-RELEASE-p6, URL handling in libfetch with URLs containing username and/or password components is vulnerable to a heap buffer overflow allowing program misbehavior or malicious code execution.

Affected products

• Freebsd Freebsd: version 11.3 only; version 12.0 only; version 12.1 only

Published 2020-02-18. Last modified 2026-06-17.