National Vulnerability Database

National Vulnerability Database

National Vulnerability
Database

CVE-2015-5252 Detail

Current 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
View Analysis Description

Impact

CVSS v3.0 Severity and Metrics:

Base Score: 7.2 HIGH
Vector: AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:N (V3 legend)
Impact Score: 2.7
Exploitability Score: 3.9


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 v2.0 Severity and Metrics:

Base Score: 5.0 MEDIUM
Vector: (AV:N/AC:L/Au:N/C:N/I:P/A:N) (V2 legend)
Impact Subscore: 2.9
Exploitability Subscore: 10.0


Access Vector (AV): Network
Access Complexity (AC): Low
Authentication (AU): None
Confidentiality (C): None
Integrity (I): Partial
Availability (A): None
Additional Information:
Allows unauthorized modification

References to Advisories, Solutions, and Tools

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Hyperlink Resource
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/msg00046.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/79733
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=1290288
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
https://security.gentoo.org/glsa/201612-47
https://www.samba.org/samba/security/CVE-2015-5252.html Exploit Vendor Advisory

Technical Details

Vulnerability Type (View All)

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

Known Affected Software Configurations Switch to CPE 2.2

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


Change History

12 change records found - show changes

Quick Info

CVE Dictionary Entry:
CVE-2015-5252
NVD Published Date:
12/29/2015
NVD Last Modified:
12/30/2016