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Cisco Bug: CSCvv85160 - Specific 7z Files are not getting extracted as damaged file but extracted when received mail

Last Modified

Oct 29, 2020

Products (1)

  • Cisco IronPort Email Security Appliance Software

Known Affected Releases

13.5.1-277

Description (partial)

Symptom:
AMP says UNSCANNABLE with the reason, "Archive Error: The archived file is damaged" for 7z file.
Sophos and McAfee does not have problem and provide verdict.  File can be extracted without problem when mail was received. 
7z file is not password protected, not empty, not have non-ASCII character for file name.

Conditions:
AMP File reputation is enable and scan 7z file which is not password protected, is not empty, does not have non-ASCII character for file name.
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Bug Details Include

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