| Message Code | ASA-2-108003 |
| Severity | Critical |
| Description | Terminating ESMTP/SMTP connection; malicious pattern detected in the mail address from source_interface:source_address/source_port to dest_interface:dest_address/dset_port. Data:string |
| Explanation | This message is generated by Mail Guard (SMTP). This message is displayed if the security appliance detects malicious pattern in an e-mail address and drops the connection. This indicates an attack in progress. |
| User Action | None required. |
| Reference Links |
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