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CVE-2011-3145 Details

Description

When mount.ecrpytfs_private before version 87-0ubuntu1.2 calls setreuid() it doesn't also set the effective group id. So when it creates the new version, mtab.tmp, it's created with the group id of the user running mount.ecryptfs_private.

Metrics

CVSS 3.x Severity and Vector Strings:

NIST: [email protected]CVSS-B:9.8 CRITICALVector:CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

CNA: [email protected]CVSS-B:3.8 LOWVector:CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:L

References to Advisories, Solutions, and Tools

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URL	Source(s)	Tag(s)
http://bazaar.launchpad.net/~ecryptfs/ecryptfs/trunk/revision/558	CVE	PatchThird Party Advisory
http://bazaar.launchpad.net/~ecryptfs/ecryptfs/trunk/revision/558	[email protected]	PatchThird Party Advisory

Weakness Enumeration

CWE-ID	CWE Name	Source
CWE-254	7PK - Security Features	[email protected]

Affected Products

Product	Versions
mount.ecrpytfs private project mount.ecrpytfs private	All versions
CPE cpe:2.3:a:mount.ecrpytfs_private_project:mount.ecrpytfs_private:-:::::::* Remediation No remediation found in references.

Change History

5 change records found show changes

Date	Action	Recorded By
Jun 16, 2026	CVE Modified	[email protected]
Nov 21, 2024	CVE Modified	CVE
May 14, 2024	CVE Modified	[email protected]
Oct 9, 2019	CVE Modified	[email protected]
Apr 29, 2019	Initial Analysis	[email protected]