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Cisco Bug: CSCuq97659 - Invalid SimpleFilter Alerts being generated for messages without headers

Last Modified

Nov 11, 2016

Products (1)

  • Cisco Email Security Appliance

Known Affected Releases

8.5.6-074 8.5.6-092 8.5.6-106 8.5.6-113

Description (partial) 

Symptom:
URL Content filter does not trigger on a message.

A warning message is logged in the mail_logs as well as an Alert is been generated.

Warning: Invalid SimpleFilter: test rule: <filters.URL_Category_Rule instance at 0x8c7b5950>('egg/filters.py _walk_parts|3040', "<type 'exceptions.AttributeError'>", "'NoneType' object has no attribute 'get_content_type'", '[egg/filters.py process|10384] [egg/filters.py eval|1546] [egg/filters.py evaluate_and_fetch_urlinfo|1402] [egg/filters.py evaluate_message|2821] [egg/filters.py _walk_parts|3040]')

Conditions:
ESA is configured to NOT add received headers on listener level and a message is injected without any mail headers.
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Bug Details Include

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