CVE-2013-6442 Security feature bypass in n/a
Remote attackers can bypass access restrictions by removing ACLs during ownership changes in Samba, requiring an upgrade to fix.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2013-6442?
CVE-2013-6442 is a medium-severity vulnerability in Samba Samba, published on 14 Mar 2014. Any signed-in user can exploit it over the network, with no action from the victim.
Official 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.
Weakness: CWE-264
Which versions are affected by CVE-2013-6442?
It affects 1 product.
Products include Samba Samba.
How do I fix CVE-2013-6442?
Upgrade to a fixed version.
Is CVE-2013-6442 being exploited?
There is no known exploitation of CVE-2013-6442 in the wild and no public exploit code.
Other vulnerabilities in Samba Samba
Sources
Also known as DEBIAN-CVE-2013-6442, ECHO-37bb-8a91-8334, GHSA-qgqp-hrvv-cxc3, UBUNTU-CVE-2013-6442.