CVE-2016-1572

mount.ecryptfs_private.c in eCryptfs-utils does not validate mount destination filesystem types, which allows local users to gain privileges by mounting over a nonstandard filesystem, as demonstrated by /proc/$pid.

CVSS v3.0 8.4 HIGH
CVSS v2.0 4.6 MEDIUM

8.4^/10

CVSS v3.0 : HIGH

Vector : AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Exploitability : 2.5 / Impact : 5.9

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

4.6^/10

CVSS v2.0 : MEDIUM

Vector : AV:L/AC:L/Au:N/C:P/I:P/A:P

Exploitability : 3.9 / Impact : 6.4

Access Vector LOCAL

Access Complexity LOW

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

References

Link	Resource
http://www.openwall.com/lists/oss-security/2016/01/20/6
http://www.ubuntu.com/usn/USN-2876-1	Patch
https://bazaar.launchpad.net/~ecryptfs/ecryptfs/trunk/revision/870	Vendor Advisory
https://bugs.launchpad.net/ecryptfs/+bug/1530566	Vendor Advisory
http://www.debian.org/security/2016/dsa-3450	Patch
http://lists.opensuse.org/opensuse-updates/2016-01/msg00091.html
http://lists.opensuse.org/opensuse-updates/2016-01/msg00118.html
http://lists.opensuse.org/opensuse-updates/2016-02/msg00004.html
http://lists.fedoraproject.org/pipermail/package-announce/2016-February/177359.html
http://lists.fedoraproject.org/pipermail/package-announce/2016-February/177396.html
http://www.securitytracker.com/id/1034791

Configurations

Configuration 1 (hide)

cpe:2.3:a:ecryptfs:ecryptfs-utils:*:*:*:*:*:*:*:*

Configuration 2 (hide)

OR	cpe:2.3:o:canonical:ubuntu_linux:15.04:::::::*
	cpe:2.3:o:canonical:ubuntu_linux:14.04::::lts:::
	cpe:2.3:o:canonical:ubuntu_linux:12.04::::lts:::
	cpe:2.3:o:canonical:ubuntu_linux:15.10:::::::*

Configuration 3 (hide)

cpe:2.3:o:opensuse:opensuse:13.2:*:*:*:*:*:*:*

Configuration 4 (hide)

OR	cpe:2.3:o:debian:debian_linux:7.0:::::::*
	cpe:2.3:o:debian:debian_linux:8.0:::::::*

Information

Published : 2016-01-22 15:59

Updated : 2018-10-30 16:27

NVD link : CVE-2016-1572

Mitre link : CVE-2016-1572

JSON object : View

Products Affected

canonical

ubuntu_linux

debian

debian_linux

opensuse

opensuse

ecryptfs

ecryptfs-utils

CWE

CWE-264

Permissions, Privileges, and Access Controls

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