CVE-1999-1394: Bsd

Low severity, CVSS 2.1. EPSS: 0.6% chance of exploitation in the next 30 days.

BSD 4.4 based operating systems, when running at security level 1, allow the root user to clear the immutable and append-only flags for files by unmounting the file system and using a file system editor such as fsdb to directly modify the file through a device.

Affected products

• Bsd Bsd: version 4.4 only

Published 1999-07-02. Last modified 2026-06-16.