low2.1Public exploit code
CVE-1999-1394
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…
Public exploit code
Working exploit or proof of concept code has been published for this vulnerability. Treat unpatched systems as at risk.
- BSDI BSD/OS 4.0 /FreeBSD 3.2 /NetBSD 1.4 x86 / OpenBSD 2.5 - UFS Secure Level 11999-07-02 · local · bsd · Verified
Impact
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
| Vendor | Product | Affected versions |
|---|---|---|
| Bsd | Bsd | Version 4.4 |