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Cisco Bug: CSCzv21242 - [Feature Request] : DLP - support to 7z archive files

Last Modified

Feb 26, 2019

Products (1)

  • Cisco Email Security Appliance

Known Affected Releases

7.1.1-012 7.6.0-000 7.6.3-019 8.0.1-023 8.5.5-260

Description (partial)

Symptom:
password protected 7z files are not handled properly by the DLP engine when using custom policy with  'Filter Attachment - All Compressed' and 'Only apply to encrypted or password protected attachments' being configured. Although the injected message contains a 7x file that is password protected, the DLP engine will classify it as 'DLP no violation'

Conditions:
Email Security Appliance with AsyncOS release up to 8.5.5 with DLP Outbound scanning in use on 7z files
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