VULNERABILITY INTELLIGENCE

CVE-2019-20384

CVSS score5.5 MEDIUM

EPSS probability0.27%

CISA KEVNot currently listed

Published2020-01-21

Last modified2026-06-17

CVSS vectorCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N

Description

Gentoo Portage through 2.3.84 allows local users to place a Trojan horse plugin in the /usr/lib64/nagios/plugins directory by leveraging access to the nagios user account, because this directory is writable in between a call to emake and a call to fowners.

Weakness classification

CWE-362: Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')

Primary references

cve@mitre.org — Exploit, Mailing List, Third Party Advisory
cve@mitre.org — Exploit, Issue Tracking, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108 — Exploit, Mailing List, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108 — Exploit, Issue Tracking, Vendor Advisory