National Vulnerability Database

National Vulnerability Database

National Vulnerability
Database

CVE-2014-4014 Detail

Description

The capabilities implementation in the Linux kernel before 3.14.8 does not properly consider that namespaces are inapplicable to inodes, which allows local users to bypass intended chmod restrictions by first creating a user namespace, as demonstrated by setting the setgid bit on a file with group ownership of root.

Source:  MITRE      Last Modified:  06/23/2014

Quick Info

CVE Dictionary Entry:
CVE-2014-4014
Original release date:
06/23/2014
Last revised:
01/19/2017
Source:
US-CERT/NIST

Impact

CVSS Severity (version 2.0):
CVSS v2 Base Score:
6.2 MEDIUM
Vector:
(AV:L/AC:H/Au:N/C:C/I:C/A:C) (legend)
Impact Subscore:
10.0
Exploitability Subscore:
1.9
CVSS Version 2 Metrics:
Access Vector:
Locally exploitable
Access Complexity:
High
Authentication:
Not required to exploit
Impact Type:
Allows unauthorized disclosure of information; Allows unauthorized modification; Allows disruption of service

References to Advisories, Solutions, and Tools

By selecting these links, you will be leaving NIST webspace. We have provided these links to other web sites because they may have information that would be of interest to you. No inferences should be drawn on account of other sites being referenced, or not, from this page. There may be other web sites that are more appropriate for your purpose. NIST does not necessarily endorse the views expressed, or concur with the facts presented on these sites. Further, NIST does not endorse any commercial products that may be mentioned on these sites. Please address comments about this page to nvd@nist.gov.

Hyperlink Resource Type Source Name
http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=23adbe12ef7d3d4195e80800ab36b37bee28cd03 External Source CONFIRM http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=23adbe12ef7d3d4195e80800ab36b37bee28cd03
http://secunia.com/advisories/59220 External Source SECUNIA 59220
http://www.exploit-db.com/exploits/33824 External Source EXPLOIT-DB 33824
http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.14.8 External Source CONFIRM http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.14.8
http://www.openwall.com/lists/oss-security/2014/06/10/4 External Source MLIST [oss-security] 20140610 CVE-2014-4014: Linux kernel user namespace bug
http://www.securityfocus.com/bid/67988 External Source BID 67988
http://www.securitytracker.com/id/1030394 External Source SECTRACK 1030394
https://bugzilla.redhat.com/show_bug.cgi?id=1107966 Vendor Advisory External Source CONFIRM https://bugzilla.redhat.com/show_bug.cgi?id=1107966
https://github.com/torvalds/linux/commit/23adbe12ef7d3d4195e80800ab36b37bee28cd03 External Source CONFIRM https://github.com/torvalds/linux/commit/23adbe12ef7d3d4195e80800ab36b37bee28cd03
https://source.android.com/security/bulletin/2016-12-01.html External Source CONFIRM https://source.android.com/security/bulletin/2016-12-01.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:o:linux:linux_kernel:3.0:rc1:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:3.0:rc2:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:3.0:rc3:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:3.0:rc4:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:3.0:rc5:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:3.0:rc6:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:3.0:rc7:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:3.0.1:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:3.0.2:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:3.0.3:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:3.0.4:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:3.0.5:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:3.0.6:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:3.0.7:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:3.0.8:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:3.0.9:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:3.0.10:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:3.0.11:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:3.0.12:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:3.0.13:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:3.0.14:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:3.0.15:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:3.0.16:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:3.0.17:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:3.0.18:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:3.0.19:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:3.0.20:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:3.0.21:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:3.0.22:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:3.0.23:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:3.0.24:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:3.0.25:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:3.0.26:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:3.0.27:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:3.0.28:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:3.0.29:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:3.0.30:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:3.0.31:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:3.0.32:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:3.0.33:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:3.0.34:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:3.0.35:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:3.0.36:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:3.0.37:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:3.0.38:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:3.0.39:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:3.0.40:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:3.0.41:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:3.0.42:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:3.0.43:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:3.0.44:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:3.0.45:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:3.0.46:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:3.0.47:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:3.0.48:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:3.0.49:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:3.0.50:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:3.0.51:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:3.0.52:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:3.0.53:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:3.0.54:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:3.0.55:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:3.0.56:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:3.0.57:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:3.0.58:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:3.0.59:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:3.0.60:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:3.0.61:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:3.0.62:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:3.0.63:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:3.0.64:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:3.0.65:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:3.0.66:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:3.0.67:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:3.0.68:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:3.1:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:3.1:rc1:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:3.1:rc2:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:3.1:rc3:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:3.1:rc4:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:3.1.1:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:3.1.2:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:3.1.3:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:3.1.4:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:3.1.5:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:3.1.6:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:3.1.7:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:3.1.8:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:3.1.9:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:3.1.10:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:3.2:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:3.2:rc2:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:3.2:rc3:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:3.2:rc4:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:3.2:rc5:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:3.2:rc6:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:3.2:rc7:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:3.2.1:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:3.2.2:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:3.2.3:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:3.2.4:*:*:*:*:*:*:*
Showing 100 of 380 CPEs, view all CPEs here.

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

Change History 3 change records found - show changes