SpamAssassin Milter Plugin 'mlfi_envrcpt()' Remote Arbitrary Command Injection Vulnerability

Summary
SpamAssassin Milter Plugin is prone to a remote command- injection vulnerability because it fails to adequately sanitize user-supplied input data. Remote attackers can exploit this issue to execute arbitrary shell commands with root privileges. SpamAssassin Milter Plugin 0.3.1 is affected other versions may also be vulnerable.
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