Arbitrary Command Execution in Mail Gem (Ruby) via Shell Metacharacters

CVE-2012-2140 · HIGH Severity

AV:N/AC:L/AU:N/C:P/I:P/A:P

The Mail gem before 2.4.3 for Ruby allows remote attackers to execute arbitrary commands via shell metacharacters in a (1) sendmail or (2) exim delivery.

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