CVE-2011-1831

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.

Category

4.6
CVSS
Severity: Medium
CVSS 2.0 •
EPSS 0.04%
Vendor Advisory opensuse.org Vendor Advisory ubuntu.com
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
http://lists.opensuse.org/opensuse-security-announce/2011-08/msg00009.html vendor advisory
https://launchpad.net/ecryptfs/+download
https://bugzilla.redhat.com/show_bug.cgi?id=729465
http://www.ubuntu.com/usn/USN-1188-1 vendor advisory

Frequently Asked Questions

What is the severity of CVE-2011-1831?
CVE-2011-1831 has been scored as a medium severity vulnerability.
How to fix CVE-2011-1831?
To fix CVE-2011-1831, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2011-1831 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2011-1831 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
This platform uses data from the NIST NVD, MITRE CVE, MITRE CWE, First.org and CISA KEV but is not endorsed or certified by these entities. CVE is a registred trademark of the MITRE Corporation and the authoritative source of CVE content is MITRE's CVE web site. CWE is a registred trademark of the MITRE Corporation and the authoritative source of CWE content is MITRE's CWE web site.
© 2025 Under My Watch. All Rights Reserved.