CVE-2019-20384

MEDIUM

Gentoo Portage < 2.3.84 - Race Condition in Plugin Directory Ownership

Title source: llm
STIX 2.1

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.

References (2)

Core 2
Core References
Exploit, Issue Tracking, Vendor Advisory x_refsource_misc
https://bugs.gentoo.org/692492
Exploit, Mailing List, Third Party Advisory mailing-list x_refsource_mlist
http://www.openwall.com/lists/oss-security/2020/01/21/1

Scores

CVSS v3 5.5
EPSS 0.0009
EPSS Percentile 25.2%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N

Details

CWE
CWE-362
Status published
Products (1)
gentoo/portage < 2.3.84
Published Jan 21, 2020
Tracked Since Feb 18, 2026