CVE-2011-1831

MEDIUM

Description

utils/mount.ecryptfs_private.c in ecryptfs-utils before 90 does not properly check mountpoint permissions, which allows local users to effectively replace any directory with a new filesystem, and consequently gain privileges, via a mount system call.

References

http://lists.opensuse.org/opensuse-security-announce/2011-08/msg00009.html

http://www.ubuntu.com/usn/USN-1188-1

https://bugzilla.redhat.com/show_bug.cgi?id=729465

https://launchpad.net/ecryptfs/+download

Details

Source: MITRE

Published: 2014-02-15

Updated: 2014-03-08

Type: CWE-264

Risk Information

CVSS v2.0

Base Score: 4.6

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

Impact Score: 6.4

Exploitability Score: 3.9

Severity: MEDIUM