CVE-2015-7560

The SMB1 implementation in smbd in Samba 3.x and 4.x before 4.1.23, 4.2.x before 4.2.9, 4.3.x before 4.3.6, and 4.4.x before 4.4.0rc4 allows remote authenticated users to modify arbitrary ACLs by using a UNIX SMB1 call to create a symlink, and then using a non-UNIX SMB1 call to write to the ACL content.

Score

CVSS 3.1 6.5 Medium

Status

Modified - secalert@redhat.com

Published

2016-03-13

Last modified

2024-08-06

Weaknesses

CWE-284

Affected products

• Ubuntu Linux (Canonical)
• Debian Linux (Debian)
• Samba (Samba)

References

• http://lists.fedoraproject.org/pipermail/package-announce/2016-March/178730.html
• http://lists.fedoraproject.org/pipermail/package-announce/2016-March/178764.html
• http://lists.fedoraproject.org/pipermail/package-announce/2016-March/180000.html
• http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00063.html
• http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00064.html
• http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00065.html
• http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00081.html
• http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00090.html
• http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00092.html
• http://lists.opensuse.org/opensuse-security-announce/2016-04/msg00042.html
• http://lists.opensuse.org/opensuse-security-announce/2016-04/msg00047.html
• http://lists.opensuse.org/opensuse-security-announce/2016-04/msg00048.html
• http://www.debian.org/security/2016/dsa-3514
• http://www.securityfocus.com/bid/84267
• http://www.securitytracker.com/id/1035220
• http://www.ubuntu.com/usn/USN-2922-1
• https://bugzilla.samba.org/show_bug.cgi?id=11648
• https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05121842
• https://www.samba.org/samba/security/CVE-2015-7560.html