{"id":"UBUNTU-CVE-2013-6442","details":"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.","modified":"2026-04-22T09:25:29.902320Z","published":"2014-03-14T10:55:00Z","upstream":["CVE-2013-6442"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2013-6442"},{"type":"REPORT","url":"http://www.samba.org/samba/security/CVE-2013-6442"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2013-6442"}],"affected":[{"package":{"name":"samba","ecosystem":"Ubuntu:14.04:LTS","purl":"pkg:deb/ubuntu/samba@2:4.1.3+dfsg-2ubuntu4?arch=source&distro=trusty"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2:4.1.3+dfsg-2ubuntu4"}]}],"versions":["2:3.6.18-1ubuntu3","2:4.0.10+dfsg-4ubuntu2","2:4.0.13+dfsg-1ubuntu1","2:4.1.3+dfsg-2ubuntu2","2:4.1.3+dfsg-2ubuntu3"],"ecosystem_specific":{"binaries":[{"binary_version":"2:4.1.3+dfsg-2ubuntu4","binary_name":"libnss-winbind"},{"binary_version":"2:4.1.3+dfsg-2ubuntu4","binary_name":"libpam-smbpass"},{"binary_version":"2:4.1.3+dfsg-2ubuntu4","binary_name":"libpam-winbind"},{"binary_version":"2:4.1.3+dfsg-2ubuntu4","binary_name":"libparse-pidl-perl"},{"binary_version":"2:4.1.3+dfsg-2ubuntu4","binary_name":"libsmbclient"},{"binary_version":"2:4.1.3+dfsg-2ubuntu4","binary_name":"libsmbsharemodes0"},{"binary_version":"2:4.1.3+dfsg-2ubuntu4","binary_name":"libwbclient0"},{"binary_version":"2:4.1.3+dfsg-2ubuntu4","binary_name":"python-samba"},{"binary_version":"2:4.1.3+dfsg-2ubuntu4","binary_name":"registry-tools"},{"binary_version":"2:4.1.3+dfsg-2ubuntu4","binary_name":"samba"},{"binary_version":"2:4.1.3+dfsg-2ubuntu4","binary_name":"samba-common"},{"binary_version":"2:4.1.3+dfsg-2ubuntu4","binary_name":"samba-common-bin"},{"binary_version":"2:4.1.3+dfsg-2ubuntu4","binary_name":"samba-dsdb-modules"},{"binary_version":"2:4.1.3+dfsg-2ubuntu4","binary_name":"samba-libs"},{"binary_version":"2:4.1.3+dfsg-2ubuntu4","binary_name":"samba-testsuite"},{"binary_version":"2:4.1.3+dfsg-2ubuntu4","binary_name":"samba-vfs-modules"},{"binary_version":"2:4.1.3+dfsg-2ubuntu4","binary_name":"smbclient"},{"binary_version":"2:4.1.3+dfsg-2ubuntu4","binary_name":"winbind"}],"availability":"No subscription required"},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2013/UBUNTU-CVE-2013-6442.json"}}],"schema_version":"1.7.5","severity":[{"type":"Ubuntu","score":"medium"}]}