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Directory Traversal Affecting rubygem-psych package, versions <0:2.0.0-36.el7

Severity

 Recommended
0.0
medium
0
10

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
0.55% (79th percentile)

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  • Snyk IDSNYK-RHEL7-RUBYGEMPSYCH-4938309
  • published26 Jul 2021
  • disclosed15 Feb 2018
Report a new vulnerability Found a mistake?

Introduced: 15 Feb 2018

CVE-2018-1000073  (opens in a new tab)
CWE-22  (opens in a new tab)

How to fix?

Upgrade RHEL:7 rubygem-psych to version 0:2.0.0-36.el7 or higher.
This issue was patched in RHSA-2019:2028.

NVD Description

Note: Versions mentioned in the description apply only to the upstream rubygem-psych package and not the rubygem-psych package as distributed by RHEL. See How to fix? for RHEL:7 relevant fixed versions and status.

RubyGems version Ruby 2.2 series: 2.2.9 and earlier, Ruby 2.3 series: 2.3.6 and earlier, Ruby 2.4 series: 2.4.3 and earlier, Ruby 2.5 series: 2.5.0 and earlier, prior to trunk revision 62422 contains a Directory Traversal vulnerability in install_location function of package.rb that can result in path traversal when writing to a symlinked basedir outside of the root. This vulnerability appears to have been fixed in 2.7.6.