clamd DoS?

Randal, Phil prandal at
Mon Sep 15 11:51:09 IST 2008

I saw something similar with ClamAVModule on Friday - I increased the
virus scan timeout in MailScanner.conf and the affected box has been
happier since.



Phil Randal
Networks Engineer
Herefordshire Council
Hereford, UK

-----Original Message-----
From: mailscanner-bounces at
[mailto:mailscanner-bounces at] On Behalf Of Greg
Sent: 15 September 2008 11:25
To: MailScanner discussion
Subject: clamd DoS?

anyone else getting hammered by Trojan.Autorun-285 making clamd suck up
CPU cycles? Given enough of these trojans (~10) I'm seeing timeouts from

The tell tale sign is huge increase in cpu usage as clamd hogs the

I'm using 0.93.3 and MS 4.68.8 (both to be upgraded in a couple of

Greg Matthews           01491 692445
Head of UNIX/Linux, iTSS Wallingford

This message (and any attachments) is for the recipient only. NERC is
subject to the Freedom of Information Act 2000 and the contents of this
email and any reply you make may be disclosed by NERC unless it is
exempt from release under the Act. Any material supplied to NERC may be
stored in an electronic records management system.

MailScanner mailing list
mailscanner at

Before posting, read

Support MailScanner development - buy the book off the website! 

More information about the MailScanner mailing list