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CVE-2011-1831

utils/mount.ecryptfs_private.c in ecryptfs-utils before 90 does not properly check mountpoint...

4.6 MediumFix available

CVE-2011-1831 is a medium vulnerability (CVSS 4.6) in Ecryptfs Ecryptfs-utils, published January 7, 2012. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.37%, the 30th percentile. Fixed in ecryptfs-utils 92-1.

What does this mean?
Severity
4.6 MediumCVSS 2.0, NVD
Exploit chance
0.37%EPSS, 30th percentile
Exploitation
None knownNot on CISA’s or ENISA’s lists
Fixed in
92-1ecryptfs-utils +19 more

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.

Exploit likelihood

0.37%Down 0.6 points since Feb 4, 2022
90%50%10%1%

Affected products

Affected packages

Affected packages
PackageAffectedFixed
ecryptfs-utils
Debian:12
before 92-1
92-1
ecryptfs-utils
Debian:13
before 92-1
92-1
ecryptfs-utils
Debian:14
before 92-1
92-1
ecryptfs-utils
Debian:5.0
From an advisory covering 6 CVEs
before 68-1+lenny1, plus listed versions
68-1
68-1+lenny1
ecryptfs-utils
Debian:6.0
From an advisory covering 6 CVEs
before 83-4+squeeze1, plus listed versions
83-4
83-4+squeeze1
ecryptfs-utils
Red Hat:enterprise_linux:5::client
From an advisory covering 6 CVEs
before 0:75-5.el5_7.2
0:75-5.el5_7.2
ecryptfs-utils-debuginfo
Red Hat:enterprise_linux:5::client
From an advisory covering 6 CVEs
before 0:75-5.el5_7.2
0:75-5.el5_7.2
ecryptfs-utils-gui
Red Hat:enterprise_linux:5::client
From an advisory covering 6 CVEs
before 0:75-5.el5_7.2
0:75-5.el5_7.2
ecryptfs-utils
Red Hat:enterprise_linux:5::client_workstation
From an advisory covering 6 CVEs
before 0:75-5.el5_7.2
0:75-5.el5_7.2
ecryptfs-utils-debuginfo
Red Hat:enterprise_linux:5::client_workstation
From an advisory covering 6 CVEs
before 0:75-5.el5_7.2
0:75-5.el5_7.2
Show 10 moreShow less
Affected packages
PackageAffectedFixed
ecryptfs-utils-devel
Red Hat:enterprise_linux:5::client_workstation
From an advisory covering 6 CVEs
before 0:75-5.el5_7.2
0:75-5.el5_7.2
ecryptfs-utils
Red Hat:enterprise_linux:5::server
From an advisory covering 6 CVEs
before 0:75-5.el5_7.2
0:75-5.el5_7.2
ecryptfs-utils-debuginfo
Red Hat:enterprise_linux:5::server
From an advisory covering 6 CVEs
before 0:75-5.el5_7.2
0:75-5.el5_7.2
ecryptfs-utils-devel
Red Hat:enterprise_linux:5::server
From an advisory covering 6 CVEs
before 0:75-5.el5_7.2
0:75-5.el5_7.2
ecryptfs-utils-gui
Red Hat:enterprise_linux:5::server
From an advisory covering 6 CVEs
before 0:75-5.el5_7.2
0:75-5.el5_7.2
ecryptfs-utils
Red Hat:enterprise_linux:6::server
From an advisory covering 6 CVEs
before 0:82-6.el6_1.3
0:82-6.el6_1.3
ecryptfs-utils-debuginfo
Red Hat:enterprise_linux:6::server
From an advisory covering 6 CVEs
before 0:82-6.el6_1.3
0:82-6.el6_1.3
ecryptfs-utils-devel
Red Hat:enterprise_linux:6::server
From an advisory covering 6 CVEs
before 0:82-6.el6_1.3
0:82-6.el6_1.3
ecryptfs-utils-python
Red Hat:enterprise_linux:6::server
From an advisory covering 6 CVEs
before 0:82-6.el6_1.3
0:82-6.el6_1.3
ecryptfs-utils
openSUSE:Tumbleweed
From an advisory covering 9 CVEs
before 108-2.5
108-2.5

What each source reports

NVD Score used4.6

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.

Record
CVE-2011-1831
CVSS 2.0
4.6 MediumAV:L/AC:L/Au:N/C:P/I:P/A:P
Weakness
CWE-264
Updated
2026-11-02
CVE ListNo score

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.

Record
CVE-2011-1831
Updated
2026-11-02
EUVDEUVD-2011-1829No score

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.

Record
EUVD-2011-1829
Updated
2026-11-03
GitHub AdvisoriesGHSA-3699-7c24-vh7qNo score

utils/mount.ecryptfs_private.c in ecryptfs-utils before 90 does not properly check mountpoint...

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.

Record
GHSA-3699-7c24-vh7q
Updated
2026-11-02
OSVNo score

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.

Record
CVE-2011-1831
Updated
2026-11-02
OSVDEBIAN-CVE-2011-1831No score

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.

Record
DEBIAN-CVE-2011-1831
Updated
2026-11-02
OSVopenSUSE-SU-2024:10118-1No score

ecryptfs-utils-108-2.5 on GA media

These are all security issues fixed in the ecryptfs-utils-108-2.5 package on the GA media of openSUSE Tumbleweed.

Record
openSUSE-SU-2024:10118-1
Updated
2026-11-02

History

History
RecordedChangedSources
affected, facts
aliasesEUVD
first indexedCVE List, GitHub Advisories, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

References

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