RubyGems before 1.8.23 does not verify an SSL certificate, which allows remote attackers to modify a gem during installation via a man-in-the-middle attack.
{ "ubuntu_priority": "medium" }
{ "ubuntu_priority": "medium", "binaries": [ { "binary_name": "bundler", "binary_version": "2.2.5-2" }, { "binary_name": "ruby-bundler", "binary_version": "2.2.5-2" }, { "binary_name": "ruby-rubygems", "binary_version": "3.2.5-2" } ], "availability": "No subscription required" }