Privilege Escalation Vulnerability in Gentoo Logstash-bin Package
CVE-2017-14730

7.8HIGH

Key Information:

Vendor

Elastic
Status
Logstash
Vendor
CVE Published:
25 September 2017

What is CVE-2017-14730?

The init script in the Gentoo logstash-bin package prior to version 5.5.3 and versions 5.6.x prior to 5.6.1 contains improper 'chown -R' calls for user-writable directory trees. This misconfiguration allows local users to exploit the system by creating hard links through the $LS_USER account, potentially gaining escalated privileges.

References

https://bugs.gentoo.org/628558
x_refsource_CONFIRM
https://gitweb.gentoo.org/repo/gentoo.git/commit/?id=bbd6...
x_refsource_CONFIRM
https://gitweb.gentoo.org/repo/gentoo.git/commit/?id=18f9...
x_refsource_CONFIRM

CVSS V3.1

Score:
7.8
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Local
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.
CVE-2017-14730 : Privilege Escalation Vulnerability in Gentoo Logstash-bin Package