Ruby · Mail Gem · CVE-2012-2140
**Name of the Vulnerable Software and Affected Versions**
Mail gem versions prior to 2.4.3
**Description**
The issue allows remote attackers to execute arbitrary commands via shell metacharacters in a sendmail or exim delivery.
**Recommendations**
For Mail gem versions prior to 2.4.3, update to version 2.4.3 or later to resolve the issue.