lib/dataset/database/mysql.rb and lib/dataset/database/postgresql.rb in the codders-dataset gem 1.3.2.1 for Ruby both place credentials on the mysqldump command line, which allows local users to obtain sensitive information by listing the process.

References

• https://nvd.nist.gov/vuln/detail/CVE-2014-4991
• http://www.openwall.com/lists/oss-security/2014/07/07/8
• http://www.openwall.com/lists/oss-security/2014/07/17/5
• http://www.vapid.dhs.org/advisories/codders-dataset-1.3.2.1.html
• https://github.com/codders/dataset/blob/master/lib/dataset/database/mysql.rb#L16-L27
• https://github.com/codders/dataset/blob/master/lib/dataset/database/postgresql.rb#L16-L27
• https://web.archive.org/web/20200229055915/https://www.securityfocus.com/bid/68733/
• https://github.com/rubysec/ruby-advisory-db/blob/master/gems/codders-dataset/CVE-2014-4991.yml