CVE-2012-3409 : ecryptfs-utils: suid helper does not restrict mounting filesystems with nosuid,n

ecryptfs-utils: suid helper does not restrict mounting filesystems with nosuid,nodev which creates a possible privilege escalation

Published 2019-12-20 14:15:11

Updated 2020-01-03 15:36:50

Source Red Hat, Inc.

View at NVD, CVE.org

Vulnerability category: Input validationGain privilege

Products affected by CVE-2012-3409

Debian » Debian Linux » Version: 8.0
cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*
Matching versions
Debian » Debian Linux » Version: 9.0
cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*
Matching versions
Ecryptfs » Ecryptfs-utils
Versions from including (>=) 86 and before (<) 99
cpe:2.3:a:ecryptfs:ecryptfs-utils:*:*:*:*:*:*:*:*
Matching versions

EPSS FAQ

0.05%

Probability of exploitation activity in the next 30 days EPSS Score History

~ 12 %

Percentile, the proportion of vulnerabilities that are scored at or less

Base Score	Base Severity	CVSS Vector	Exploitability Score	Impact Score	Score Source
4.6	MEDIUM	AV:L/AC:L/Au:N/C:P/I:P/A:P	3.9	6.4	NIST
Access Vector: Local Access Complexity: Low Authentication: None Confidentiality Impact: Partial Integrity Impact: Partial Availability Impact: Partial
7.8	HIGH	CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H	1.8	5.9	NIST
Attack Vector: Local Attack Complexity: Low Privileges Required: Low User Interaction: None Scope: Unchanged Confidentiality: High Integrity: High Availability: High

CWE-20 Improper Input Validation

The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly.

Assigned by: nvd@nist.gov (Primary)

https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2012-3409

841940 – (CVE-2012-3409) CVE-2012-3409 ecryptfs-utils: suid helper does not restrict mounting filesystems with nosuid,nodev leading to possible privilege escalation
Issue Tracking;Third Party Advisory
http://www.openwall.com/lists/oss-security/2012/07/13/5

oss-security - Re: Re: ecryptfs headsup
Mailing List;Third Party Advisory
http://www.openwall.com/lists/oss-security/2012/07/11/23

oss-security - Re: Re: ecryptfs headsup
Mailing List;Third Party Advisory
https://access.redhat.com/security/cve/cve-2012-3409

CVE-2012-3409- Red Hat Customer Portal
Third Party Advisory
http://www.openwall.com/lists/oss-security/2012/07/12/1

oss-security - Re: Re: ecryptfs headsup
Mailing List;Third Party Advisory
https://security-tracker.debian.org/tracker/CVE-2012-3409

CVE-2012-3409
Third Party Advisory

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