Mailscanner marking DOS Attack on 2 different servers

[Randal, Phil]

MailScanner mailing list wrote:
>> I have two different servers that just started developing problems
>> with mailscanner marking all inbound and outbound email a denial of
>> service attack.
>>
>> I've been searching the archives trying to figure out what could be
>> wrong, but can't really find anything. It seems that maybe it's
>> caused by a timeout on dns, but nothing has changed on these two
>> servers in many weeks.
>>
>> Where else could I start troubleshooting this?
>
> It may be that your virus scanner has packed up.

Good call!  If you're using a version of McAfee's uvscan which uses scan
engine 4.1.60 you'll be in trouble with this week's DAT files (4367) and
later.

Solution is to update to the latest uvscan.

Cheers,

Phil

----
Phil Randal
Network Engineer
Herefordshire Council
Hereford, UK

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