Link Following Affecting openrc package, versions <0.41.2-r2


Severity

Recommended
0.0
medium
0
10

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Threat Intelligence

EPSS
0.04% (6th percentile)

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  • Snyk IDSNYK-ALPINE310-OPENRC-1300832
  • published9 Jun 2021
  • disclosed27 Oct 2020

Introduced: 27 Oct 2020

CVE-2018-21269  (opens in a new tab)
CWE-59  (opens in a new tab)

How to fix?

Upgrade Alpine:3.10 openrc to version 0.41.2-r2 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream openrc package and not the openrc package as distributed by Alpine. See How to fix? for Alpine:3.10 relevant fixed versions and status.

checkpath in OpenRC through 0.42.1 might allow local users to take ownership of arbitrary files because a non-terminal path component can be a symlink.

CVSS Base Scores

version 3.1