Instituto Nacional de ciberseguridad. Sección Incibe
Instituto Nacional de Ciberseguridad. Sección INCIBE-CERT

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CVE-2017-14730

Severity CVSS v4.0:
Pending analysis
Type:
Unavailable / Other
Publication date:
25/09/2017
Last modified:
20/04/2025

Description

The init script in the Gentoo app-admin/logstash-bin package before 5.5.3 and 5.6.x before 5.6.1 has "chown -R" calls for user-writable directory trees, which allows local users to gain privileges by leveraging access to a $LS_USER account for creation of a hard link.

Impact

Vector 3.x
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H CVSS v3.1 Severity and Metrics:

Base Score: 7.80 HIGH
Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Attack Vector (AV): Local
Attack Complexity (AC): Low
Privileges Required (PR): Low
User Interaction (UI): None
Scope (S): Unchanged
Confidentiality (C): High
Integrity (I): High
Availability (A): High

Base Score 3.x
7.80
Severity 3.x
HIGH
Vector 2.0
AV:L/AC:L/Au:N/C:C/I:C/A:C CVSS v2.0 Severity and Metrics:

Base Score: 7.20 HIGH
Vector: AV:L/AC:L/Au:N/C:C/I:C/A:C

Attack Vector (AV): Local
Attack Complexity (AC): Low
Authentication (Au): None
Confidentiality (C): Complete
Integrity (I): Complete
Availability (A): Complete

Base Score 2.0
7.20
Severity 2.0
HIGH

Vulnerable products and versions

CPE From Up to
cpe:2.3:a:elasticsearch:logstash:5.0.0:*:*:*:*:*:*:*
cpe:2.3:a:elasticsearch:logstash:5.0.1:*:*:*:*:*:*:*
cpe:2.3:a:elasticsearch:logstash:5.0.2:*:*:*:*:*:*:*
cpe:2.3:a:elasticsearch:logstash:5.1.1:*:*:*:*:*:*:*
cpe:2.3:a:elasticsearch:logstash:5.1.2:*:*:*:*:*:*:*
cpe:2.3:a:elasticsearch:logstash:5.2.0:*:*:*:*:*:*:*
cpe:2.3:a:elasticsearch:logstash:5.2.1:*:*:*:*:*:*:*
cpe:2.3:a:elasticsearch:logstash:5.3.0:*:*:*:*:*:*:*
cpe:2.3:a:elasticsearch:logstash:5.3.1:*:*:*:*:*:*:*
cpe:2.3:a:elasticsearch:logstash:5.3.2:*:*:*:*:*:*:*
cpe:2.3:a:elasticsearch:logstash:5.4.1:*:*:*:*:*:*:*
cpe:2.3:a:elasticsearch:logstash:5.4.2:*:*:*:*:*:*:*
cpe:2.3:a:elasticsearch:logstash:5.4.3:*:*:*:*:*:*:*
cpe:2.3:a:elasticsearch:logstash:5.5.0:*:*:*:*:*:*:*
cpe:2.3:a:elasticsearch:logstash:5.5.1:*:*:*:*:*:*:*

To consult the complete list of CPE names with products and versions, see this page


References to Advisories, Solutions, and Tools