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Arbitrary Code Execution Affecting rubygems-update package, versions <2.6.13

0.0
high

Snyk CVSS

    Attack Complexity Low
    Integrity High

    Threat Intelligence

    Exploit Maturity Proof of concept
    EPSS 0.88% (83rd percentile)
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NVD
7.5 high
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Red Hat
6.5 medium

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  • Snyk ID SNYK-RUBY-RUBYGEMSUPDATE-472655
  • published 13 Nov 2019
  • disclosed 27 Aug 2017
  • credit Yusuke Endoh
Report a new vulnerability Found a mistake?

Introduced: 27 Aug 2017

CVE-2017-0901 Open this link in a new tab
CWE-20 Open this link in a new tab

How to fix?

Upgrade rubygems-update to version 2.6.13 or higher.

Overview

rubygems-update is an inbuilt rubygem for updating rubygems.

Affected versions of this package are vulnerable to Arbitrary Code Execution. RubyGems version 2.6.12 and earlier fails to validate specification names, allowing a maliciously crafted gem to potentially overwrite any file on the filesystem.