CommandRunner shunts message with TypeError if message body is a null byte

Bug #1553888 reported by Mark Sapiro
This bug affects 1 person
Affects Status Importance Assigned to Milestone
GNU Mailman
Mark Sapiro

Bug Description

We've seen spam sent to a list's -request address with no Subject and a body consisting of '\x00\n'. This causes CommandRunner to __import__('Mailman.Commands.cmd_\x00') which throws TypeError because of the Null byte.

We need to catch this exception.

Related branches

Mark Sapiro (msapiro)
Changed in mailman:
status: In Progress → Fix Committed
Mark Sapiro (msapiro)
Changed in mailman:
status: Fix Committed → Fix Released
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