Information disclosure in Samba - CVE-2015-5299
Published: December 30, 2015 / Updated: July 28, 2020
Vulnerability identifier: #VU32349
CSH Severity: Medium
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2015-5299
CWE-ID: CWE-200
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: Samba
Affected software:
Samba
Samba
Detailed vulnerability description
The vulnerability allows a remote non-authenticated attacker to gain access to sensitive information.
The shadow_copy2_get_shadow_copy_data function in modules/vfs_shadow_copy2.c in Samba 3.x and 4.x before 4.1.22, 4.2.x before 4.2.7, and 4.3.x before 4.3.3 does not verify that the DIRECTORY_LIST access right has been granted, which allows remote attackers to access snapshots by visiting a shadow copy directory.
How to mitigate CVE-2015-5299
Install update from vendor's website.
Sources
- http://lists.fedoraproject.org/pipermail/package-announce/2015-December/174076.html
- http://lists.fedoraproject.org/pipermail/package-announce/2015-December/174391.html
- http://lists.opensuse.org/opensuse-security-announce/2015-12/msg00019.html
- http://lists.opensuse.org/opensuse-security-announce/2015-12/msg00020.html
- http://lists.opensuse.org/opensuse-security-announce/2015-12/msg00032.html
- http://lists.opensuse.org/opensuse-security-announce/2015-12/msg00033.html
- http://lists.opensuse.org/opensuse-security-announce/2016-01/msg00002.html
- http://lists.opensuse.org/opensuse-security-announce/2016-01/msg00017.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-3433
- http://www.oracle.com/technetwork/topics/security/bulletinjan2016-2867206.html
- http://www.oracle.com/technetwork/topics/security/linuxbulletinjan2016-2867209.html
- http://www.securityfocus.com/bid/79729
- http://www.securitytracker.com/id/1034493
- http://www.ubuntu.com/usn/USN-2855-1
- http://www.ubuntu.com/usn/USN-2855-2
- https://bugzilla.redhat.com/show_bug.cgi?id=1276126
- https://git.samba.org/?p=samba.git;a=commit;h=675fd8d771f9d43e354dba53ddd9b5483ae0a1d7
- https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05115993
- https://security.gentoo.org/glsa/201612-47
- https://www.samba.org/samba/security/CVE-2015-5299.html