ecryptfs-utils: privilege escalation by mounting over /proc/$pid
Published Jan 22, 2016
8.4
HIGHCVSS 3.1
EPSS 0.37%
Description
mount.ecryptfs_private.c in eCryptfs-utils does not validate mount destination filesystem types, which allows local users to gain privileges by mounting over a nonstandard filesystem, as demonstrated by /proc/$pid.
Affected products
No data.
Configuration 1
- < 109
Configuration 2
- 12.04
- 14.04
- 15.04
- 15.10
Configuration 4
- 7.0
- 8.0
Configuration 5
- 22
- 23
No data.
Red Hat Enterprise Linux 5
ecryptfs-utils
Not affected
Red Hat Enterprise Linux 6
ecryptfs-utils
Not affected
| Product | Package | State | Advisory |
|---|---|---|---|
| Red Hat Enterprise Linux 5 | ecryptfs-utils | Not affected | n/a |
| Red Hat Enterprise Linux 6 | ecryptfs-utils | Not affected | n/a |
No package ranges for this CVE.
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
No CVSS v3.0 score for this CVE.
AV:L/AC:L/Au:N/C:P/I:P/A:P
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
Score over time
2022–2026- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (10 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 0.37% (0.00368) | 28.34th | v5 (v2026.06.15) |
| Jun 15, 2026 | 0.37% (0.00368) | 28.40th | v5 (v2026.06.15) |
| Mar 17, 2025 | 0.06% (0.00062) | 16.51th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.14% (0.00136) | 50.56th | v3 (v2023.03.01) |
| Jun 20, 2024 | 0.14% (0.00136) | 49.17th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.14% (0.00136) | 47.17th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.54% (0.01537) | 74.52th | v2 (v2022.01.01) |
| Feb 23, 2023 | 1.54% (0.01537) | 74.48th | v2 (v2022.01.01) |
| Apr 1, 2022 | 1.54% (0.01537) | 72.41th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.54% (0.01537) | 51.33th | v2 (v2022.01.01) |
References (15)
- http://lists.fedoraproject.org/pipermail/package-announce/2016-February/177359.html vendor-advisoryx_refsource_FEDORAMailing ListThird Party Advisory
- http://lists.fedoraproject.org/pipermail/package-announce/2016-February/177396.html vendor-advisoryx_refsource_FEDORAMailing ListThird Party Advisory
- http://lists.opensuse.org/opensuse-updates/2016-01/msg00091.html vendor-advisoryx_refsource_SUSEMailing ListThird Party Advisory
- http://lists.opensuse.org/opensuse-updates/2016-01/msg00118.html vendor-advisoryx_refsource_SUSEMailing ListThird Party Advisory
- http://lists.opensuse.org/opensuse-updates/2016-02/msg00004.html vendor-advisoryx_refsource_SUSEMailing ListThird Party Advisory
- http://www.debian.org/security/2016/dsa-3450 vendor-advisoryx_refsource_DEBIANPatchThird Party Advisory
- http://www.openwall.com/lists/oss-security/2016/01/20/6 mailing-listx_refsource_MLISTMailing ListThird Party Advisory
- http://www.securitytracker.com/id/1034791 vdb-entryx_refsource_SECTRACKBroken LinkThird Party AdvisoryVDB Entry
- http://www.ubuntu.com/usn/USN-2876-1 vendor-advisoryx_refsource_UBUNTUPatchThird Party Advisory
- https://access.redhat.com/security/cve/CVE-2016-1572 Vendor Advisory
- https://bazaar.launchpad.net/~ecryptfs/ecryptfs/trunk/revision/870 x_refsource_CONFIRMPatchThird Party Advisory
- https://bugs.launchpad.net/ecryptfs/+bug/1530566 x_refsource_CONFIRMIssue TrackingPatchThird Party Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1300594 Issue Tracking
- https://nvd.nist.gov/vuln/detail/CVE-2016-1572
- https://www.cve.org/CVERecord?id=CVE-2016-1572
Change history (0)
No recorded changes yet.