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Improper Verification of Cryptographic Signature Affecting ruby2.3 package, versions <2.3.1-2~16.04.7

Severity

 Recommended
low

Based on Ubuntu security rating.

Threat Intelligence

EPSS
1.43% (88th percentile)

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  • Snyk IDSNYK-UBUNTU1604-RUBY23-308558
  • published13 Mar 2018
  • disclosed13 Mar 2018
Report a new vulnerability Found a mistake?

Introduced: 13 Mar 2018

CVE-2018-1000076  (opens in a new tab)
CWE-347  (opens in a new tab)

How to fix?

Upgrade Ubuntu:16.04 ruby2.3 to version 2.3.1-2~16.04.7 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream ruby2.3 package and not the ruby2.3 package as distributed by Ubuntu. See How to fix? for Ubuntu:16.04 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 Improper Verification of Cryptographic Signature vulnerability in package.rb that can result in a mis-signed gem could be installed, as the tarball would contain multiple gem signatures.. This vulnerability appears to have been fixed in 2.7.6.

References