Not detecting some instances of viruses

[Martin Hepworth]

Alex Neuman wrote:
> Jon Bates wrote:
>> I'm having trouble whereby only SOME instances of the same virus are 
>> being
>> identified by ClamAV.
>>
>> The virus is exactly the same type every time, but only some get 
>> detected -
>> the rest are sent on to the user!
>>
>> There is no pattern that I can see - Zip files (containing infected exe),
>> and plain exe files have been allowed through.
>>
>> I've subsequently scanned the users mailbox on the server using clamscan,
>> and it DOES detect the email! For some reason, when it is scanned when 
>> the
>> message is received, it's not detected.
>> Any help would be appreciated!
>>
>> - Jon Bates
>>
>>   
> You shouldn't be allowing EXEs in the first place, I think.

if you work with Windows developers then I'm afraid you have to! We do 
this selectively of course!

-- 
Martin Hepworth
Senior Systems Administrator
Solid State Logic
Tel: +44 (0)1865 842300

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