CVE-2017-18188

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CVSS 3.0

5.5 medium

EPSS

<1%p34

Published

Feb 14, 2018 (Feb 14, 2018)

Modified

Jun 17, 2026

Description

OpenRC opentmpfiles through 0.1.3, when the fs.protected_hardlinks sysctl is turned off, allows local users to obtain ownership of arbitrary files by creating a hard link inside a directory on which "chown -R" will be run.

Vendors: openr
Products: opentmpfiles
Weakness: CWE-59
Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

NVD CVE.org GitHub PoCs EPSS (0.4%)

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