CVE-2011-3145

mount.ecrpytfs_private sets group owner of /etc/mtab to user's primary group

LOW
3.8
CVSS Score
Published: April 22, 2019 at 03:35 PM UTC
Updated: June 16, 2026 at 11:32 PM UTC
1 product affected across 1 vendorMount.ecrpytfs Private

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Severity
LOW3.8
Exploit prediction
EPSS 1.0%

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.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

References (1)

CVSS

3.8LOWmitre
Attack Vector
LOCAL
Complexity
LOW
Privileges
LOW
User Interaction
NONE
Scope
CHANGED
Confidentiality
NONE
Integrity
NONE
Availability
LOW
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-254

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