Cisco Bug: CSCsy88174 - ESMTP inspection "match MIME filetype" matches on file content as well
Nov 08, 2016
- Cisco ASA 5500-X Series Firewalls
Known Affected Releases
Symptom: Using the <cmdbold>match MIME filetype regex<nocmdbold> command to drop SMTP connections based upon a MIME filetype may also drop connections based on the content of the files. Conditions: This occurs when an extended ESMTP inspection map is configured to look for specific MIME Filetypes to block.
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