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


Severity

Recommended
0.0
high
0
10

CVSS assessment made by Snyk's Security Team. Learn more

Threat Intelligence

Exploit Maturity
Proof of concept
EPSS
2.37% (90th percentile)

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  • Snyk IDSNYK-RUBY-RUBYGEMSUPDATE-472655
  • published13 Nov 2019
  • disclosed27 Aug 2017
  • creditYusuke Endoh

Introduced: 27 Aug 2017

CVE-2017-0901  (opens in a new tab)
CWE-20  (opens 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.

CVSS Scores

version 3.1