National Vulnerability Database

National Vulnerability Database

National Vulnerability
Database

CVE-2015-5252 Detail

Description

vfs.c in smbd 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, when share names with certain substring relationships exist, allows remote attackers to bypass intended file-access restrictions via a symlink that points outside of a share.

Source:  MITRE      Last Modified:  12/29/2015

Quick Info

CVE Dictionary Entry:
CVE-2015-5252
Original release date:
12/29/2015
Last revised:
12/30/2016
Source:
US-CERT/NIST

Impact

CVSS Severity (version 3.0):
CVSS v3 Base Score:
7.2 High
Vector:
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:N (legend)
Impact Score:
2.7
Exploitability Score:
3.9
CVSS Version 3 Metrics:
Attack Vector (AV):
Network
Attack Complexity (AC):
Low
Privileges Required (PR):
None
User Interaction (UI):
None
Scope (S):
Changed
Confidentiality (C):
Low
Integrity (I):
Low
Availability (A):
None
CVSS Severity (version 2.0):
CVSS v2 Base Score:
5.0 MEDIUM
Vector:
(AV:N/AC:L/Au:N/C:N/I:P/A:N) (legend)
Impact Subscore:
2.9
Exploitability Subscore:
10.0
CVSS Version 2 Metrics:
Access Vector:
Network exploitable
Access Complexity:
Low
Authentication:
Not required to exploit
Impact Type:
Allows unauthorized modification

References to Advisories, Solutions, and Tools

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Hyperlink Resource Type Source Name
http://lists.fedoraproject.org/pipermail/package-announce/2015-December/174076.html External Source FEDORA FEDORA-2015-b36076d32e
http://lists.fedoraproject.org/pipermail/package-announce/2015-December/174391.html External Source FEDORA FEDORA-2015-0e0879cc8a
http://lists.opensuse.org/opensuse-security-announce/2015-12/msg00019.html External Source SUSE SUSE-SU-2015:2304
http://lists.opensuse.org/opensuse-security-announce/2015-12/msg00020.html External Source SUSE SUSE-SU-2015:2305
http://lists.opensuse.org/opensuse-security-announce/2015-12/msg00032.html External Source SUSE openSUSE-SU-2015:2354
http://lists.opensuse.org/opensuse-security-announce/2015-12/msg00033.html External Source SUSE openSUSE-SU-2015:2356
http://lists.opensuse.org/opensuse-security-announce/2016-01/msg00002.html External Source SUSE SUSE-SU-2016:0032
http://lists.opensuse.org/opensuse-security-announce/2016-01/msg00017.html External Source SUSE SUSE-SU-2016:0164
http://lists.opensuse.org/opensuse-security-announce/2016-04/msg00042.html External Source SUSE openSUSE-SU-2016:1064
http://lists.opensuse.org/opensuse-security-announce/2016-04/msg00046.html External Source SUSE SUSE-SU-2016:1105
http://lists.opensuse.org/opensuse-security-announce/2016-04/msg00047.html External Source SUSE openSUSE-SU-2016:1106
http://lists.opensuse.org/opensuse-security-announce/2016-04/msg00048.html External Source SUSE openSUSE-SU-2016:1107
http://www.debian.org/security/2016/dsa-3433 External Source DEBIAN DSA-3433
http://www.oracle.com/technetwork/topics/security/bulletinjan2016-2867206.html External Source CONFIRM http://www.oracle.com/technetwork/topics/security/bulletinjan2016-2867206.html
http://www.oracle.com/technetwork/topics/security/linuxbulletinjan2016-2867209.html External Source CONFIRM http://www.oracle.com/technetwork/topics/security/linuxbulletinjan2016-2867209.html
http://www.securityfocus.com/bid/79733 External Source BID 79733
http://www.securitytracker.com/id/1034493 External Source SECTRACK 1034493
http://www.ubuntu.com/usn/USN-2855-1 External Source UBUNTU USN-2855-1
http://www.ubuntu.com/usn/USN-2855-2 External Source UBUNTU USN-2855-2
https://bugzilla.redhat.com/show_bug.cgi?id=1290288 External Source CONFIRM https://bugzilla.redhat.com/show_bug.cgi?id=1290288
https://git.samba.org/?p=samba.git;a=commit;h=4278ef25f64d5fdbf432ff1534e275416ec9561e External Source CONFIRM https://git.samba.org/?p=samba.git;a=commit;h=4278ef25f64d5fdbf432ff1534e275416ec9561e
https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05115993 External Source CONFIRM https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05115993
https://security.gentoo.org/glsa/201612-47 External Source GENTOO GLSA-201612-47
https://www.samba.org/samba/security/CVE-2015-5252.html Exploit; Vendor Advisory External Source CONFIRM https://www.samba.org/samba/security/CVE-2015-5252.html

Technical Details

Vulnerability Type (View All)

  • Permissions, Privileges, and Access Control (CWE-264)

Vulnerable software and versions Switch to CPE 2.2

Configuration 1
OR
cpe:2.3:a:samba:samba:4.0.0:*:*:*:*:*:*:*
cpe:2.3:a:samba:samba:4.0.1:*:*:*:*:*:*:*
cpe:2.3:a:samba:samba:4.0.2:*:*:*:*:*:*:*
cpe:2.3:a:samba:samba:4.0.3:*:*:*:*:*:*:*
cpe:2.3:a:samba:samba:4.0.4:*:*:*:*:*:*:*
cpe:2.3:a:samba:samba:4.0.5:*:*:*:*:*:*:*
cpe:2.3:a:samba:samba:4.0.6:*:*:*:*:*:*:*
cpe:2.3:a:samba:samba:4.0.7:*:*:*:*:*:*:*
cpe:2.3:a:samba:samba:4.0.8:*:*:*:*:*:*:*
cpe:2.3:a:samba:samba:4.0.9:*:*:*:*:*:*:*
cpe:2.3:a:samba:samba:4.0.10:*:*:*:*:*:*:*
cpe:2.3:a:samba:samba:4.0.11:*:*:*:*:*:*:*
cpe:2.3:a:samba:samba:4.0.12:*:*:*:*:*:*:*
cpe:2.3:a:samba:samba:4.0.13:*:*:*:*:*:*:*
cpe:2.3:a:samba:samba:4.0.14:*:*:*:*:*:*:*
cpe:2.3:a:samba:samba:4.0.15:*:*:*:*:*:*:*
cpe:2.3:a:samba:samba:4.0.16:*:*:*:*:*:*:*
cpe:2.3:a:samba:samba:4.0.17:*:*:*:*:*:*:*
cpe:2.3:a:samba:samba:4.0.18:*:*:*:*:*:*:*
cpe:2.3:a:samba:samba:4.0.19:*:*:*:*:*:*:*
cpe:2.3:a:samba:samba:4.0.20:*:*:*:*:*:*:*
cpe:2.3:a:samba:samba:4.0.21:*:*:*:*:*:*:*
cpe:2.3:a:samba:samba:4.0.22:*:*:*:*:*:*:*
cpe:2.3:a:samba:samba:4.0.23:*:*:*:*:*:*:*
cpe:2.3:a:samba:samba:4.0.24:*:*:*:*:*:*:*
cpe:2.3:a:samba:samba:4.1.0:*:*:*:*:*:*:*
cpe:2.3:a:samba:samba:4.1.1:*:*:*:*:*:*:*
cpe:2.3:a:samba:samba:4.1.2:*:*:*:*:*:*:*
cpe:2.3:a:samba:samba:4.1.3:*:*:*:*:*:*:*
cpe:2.3:a:samba:samba:4.1.4:*:*:*:*:*:*:*
cpe:2.3:a:samba:samba:4.1.5:*:*:*:*:*:*:*
cpe:2.3:a:samba:samba:4.1.6:*:*:*:*:*:*:*
cpe:2.3:a:samba:samba:4.1.7:*:*:*:*:*:*:*
cpe:2.3:a:samba:samba:4.1.8:*:*:*:*:*:*:*
cpe:2.3:a:samba:samba:4.1.9:*:*:*:*:*:*:*
cpe:2.3:a:samba:samba:4.1.10:*:*:*:*:*:*:*
cpe:2.3:a:samba:samba:4.1.11:*:*:*:*:*:*:*
cpe:2.3:a:samba:samba:4.1.12:*:*:*:*:*:*:*
cpe:2.3:a:samba:samba:4.1.13:*:*:*:*:*:*:*
cpe:2.3:a:samba:samba:4.1.14:*:*:*:*:*:*:*
cpe:2.3:a:samba:samba:4.1.15:*:*:*:*:*:*:*
cpe:2.3:a:samba:samba:4.1.16:*:*:*:*:*:*:*
cpe:2.3:a:samba:samba:4.1.17:*:*:*:*:*:*:*
cpe:2.3:a:samba:samba:4.1.18:*:*:*:*:*:*:*
cpe:2.3:a:samba:samba:4.1.19:*:*:*:*:*:*:*
cpe:2.3:a:samba:samba:4.1.20:*:*:*:*:*:*:*
cpe:2.3:a:samba:samba:4.1.21:*:*:*:*:*:*:*
cpe:2.3:a:samba:samba:4.2.0:*:*:*:*:*:*:*
cpe:2.3:a:samba:samba:4.2.1:*:*:*:*:*:*:*
cpe:2.3:a:samba:samba:4.2.2:*:*:*:*:*:*:*
cpe:2.3:a:samba:samba:4.2.3:*:*:*:*:*:*:*
cpe:2.3:a:samba:samba:4.2.4:*:*:*:*:*:*:*
cpe:2.3:a:samba:samba:4.2.5:*:*:*:*:*:*:*
cpe:2.3:a:samba:samba:4.2.6:*:*:*:*:*:*:*
cpe:2.3:a:samba:samba:4.3.0:*:*:*:*:*:*:*
cpe:2.3:a:samba:samba:4.3.1:*:*:*:*:*:*:*
cpe:2.3:a:samba:samba:4.3.2:*:*:*:*:*:*:*

Denotes Vulnerable Software
Are we missing a CPE here? Please let us know.

Change History 13 change records found - show changes