CVE-2013-0334 rubygem-bundler: 'bundle install' may install a gem from a source other than expected

Bundler before 1.7, when multiple top-level source lines are used, allows remote attackers to install arbitrary gems by creating a gem with the same name as another gem in a different source. A flaw was found in the way Bundler handled gems available from multiple sources. An attacker with access...