Mailman contains a flaw that may allow a remote denial of service. The issue is triggered when a multipart MIME message with a malformed part is received by the 'Scrubber.py' script, and will result in loss of availability for the list.
Classification
Location:
Remote/Network Access Required
Attack Type:
Denial of Service
Impact:
Loss of Availability
Exploit:
Exploit Available
Technical
The problem only manifests itself when using version 2.5 of the 'email' python module.
Solution
Upgrade to version the version recommended by the vendor, as it has been reported to fix this vulnerability. An upgrade is required as there are no known workarounds.