CVE-2011-0739: Improper Input Validation

The deliver function in the sendmail delivery agent lib/mail/network/deliverymethods/sendmail.rb in Ruby Mail gem 2.2.14 and earlier allows remote attackers to execute arbitrary commands via shell metacharacters in an e-mail address...

rubygem-mail -- Remote Arbitrary Shell Command Injection Vulnerability

Secunia reports: Input passed via an email from address is not properly sanitised in the "deliver" function lib/mail/network/deliverymethods/sendmail.rb before being used as a command line argument. This can be exploited to inject arbitrary shell commands...