CVE-2017-14730

The init script in the Gentoo app-admin/logstash-bin package before 5.5.3 and 5.6.x before 5.6.1...

7.8 High

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.

Attack profile

How easy it is to exploit

Attack vector: Local
Complexity: Low
Privileges needed: Low
User interaction: None

What an attacker can affect

Confidentiality: High
Integrity: High
Availability: High

Exploit likelihood

0.35%Down 0.2 points since Apr 14, 2021

What each source reports

NVD Score used 7.8

Record: CVE-2017-14730
CVSS 3.0: 7.8 HighCVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CVSS 2.0: 7.2 HighAV:L/AC:L/Au:N/C:C/I:C/A:C
Weakness: CWE-732
Updated: 2026-11-02

CVE List No score

Record: CVE-2017-14730
Updated: 2026-11-02

EUVDEUVD-2017-6227 No score

Record: EUVD-2017-6227
Updated: 2026-11-03

GitHub AdvisoriesGHSA-v7gq-9pxc-6wm9 7.8

The init script in the Gentoo app-admin/logstash-bin package before 5.5.3 and 5.6.x before 5.6.1...

Record: GHSA-v7gq-9pxc-6wm9
CVSS 3.0: 7.8 HighCVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Weakness: CWE-732
Updated: 2026-11-02

Affected products

elasticsearch logstash

History

History
Recorded	Changed	Sources
Nov 3, 2026	aliases	EUVD
Nov 2, 2026	first indexed	CVE List, GitHub Advisories, NVD

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2017-14730 is a high vulnerability (CVSS 7.8) in Elasticsearch Logstash, published September 25, 2017. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.35%, the 28th percentile. No source names a fixed version.