National Vulnerability Database

National Vulnerability Database

National Vulnerability
Database

CVE-2017-14730 Detail

Current 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.

Source:  MITRE
Description Last Modified:  09/25/2017
View Analysis Description

Impact

CVSS v3.0 Severity and Metrics:

Base Score: 7.8 HIGH
Vector: AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H (V3 legend)
Impact Score: 5.9
Exploitability Score: 1.8


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

CVSS v2.0 Severity and Metrics:

Base Score: 7.2 HIGH
Vector: (AV:L/AC:L/Au:N/C:C/I:C/A:C) (V2 legend)
Impact Subscore: 10.0
Exploitability Subscore: 3.9


Access Vector (AV): Local
Access Complexity (AC): Low
Authentication (AU): None
Confidentiality (C): Complete
Integrity (I): Complete
Availability (A): Complete
Additional Information:
Allows unauthorized disclosure of information
Allows unauthorized modification
Allows disruption of service

References to Advisories, Solutions, and Tools

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Hyperlink Resource
https://bugs.gentoo.org/628558 Third Party Advisory
https://github.com/gentoo/gentoo/pull/5665 Third Party Advisory
https://gitweb.gentoo.org/repo/gentoo.git/commit/?id=18f97c851c209f291b31ae7a902719f1c17c79fa Third Party Advisory
https://gitweb.gentoo.org/repo/gentoo.git/commit/?id=bbd6cb398c1740c68e9b1b78340c887c58c1fbda Third Party Advisory

Technical Details

Vulnerability Type (View All)

  • Permissions, Privileges, and Access Control (CWE-264)

Change History

1 change record found - show changes

Quick Info

CVE Dictionary Entry:
CVE-2017-14730
NVD Published Date:
09/25/2017
NVD Last Modified:
10/06/2017