Antivirus for UNIX-like systems primarily for mailserver integration.

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1answer
17 views

Alert Postfix sender when outbound email is not delivered due to amavisd-new checks

I'm running Postfix 2.11 together with amavisd-new which works fine with spamassassin and clamav to prevent inbound/outbound spam and virus traffic. Right now i'm looking for a way to alert users ...
0
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1answer
626 views

Changing location of ClamAV logging files

I've run into a weird problem with ClamAV that I have been unable to resolve, due to a incredibly non-informative error message. I've installed ClamAV via aptitude on an Ubuntu box (ClamAV ...
0
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1answer
16 views

clamd.amavisd Fails to start on CentOS

I have set up a CentOS cloud server but I am having issues getting clamd amavisd to run, when I call: /etc/init.d/clamd.amavisd start I get the following error: Starting clamd.amavisd: ...
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7answers
4k views

Is it safe to disable clamd?

Clamd is taking up about 5% of my memory (2GB) on my dedicated server (running linux) and I'm wondering if I can disable it without any security risks. The server just hosts a few of my own websites. ...
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0answers
22 views

What accounts does clamav use on different Linux distros

I'm trying to fix a problem in a Chef recipe for installing / configuring ClamAV which is caused by the recipe using the wrong default user/group name for the clam service account on some platforms. ...
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0answers
14 views

Virtualmin not properly detecting mysql server

I'v just reinstaled virtualmin and for some reason it doesn't want properly detect mysql running on the server. Mysql is running but Virtualmin is not detecting it, while Webmin detects it in partial ...
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3answers
181 views

clamav can't find viruses in rar files on centos 6.4

I use ClamAV 0.97.8/17494 on CentOS 6.4. It's good but can't find viruses in rar files. It can detect same virus file as it is or in a zip file but in rar file ClamAV reports no virus. ...
2
votes
1answer
17 views

Process 'clamd' “not monitored”

the output of monit summary says clamav is not monitored. The configuration says: check process clamd with pidfile /var/run/clamav/clamd.pid start program = "/etc/init.d/clamav-daemon start" ...
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1answer
84 views

Clamdscan scans file in 0 seconds

I have to run clamav on large files. I was wondering which command was the fastest between clamscan and clamdscan. But it seems that clamdscan is not working properly: it scans file larger than 1 GB. ...
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1answer
224 views

CLAMAV on Centos Mail Server: Can't connect to UNIX socket clamd.sock

In my Centos 6.4 server, I am using Postfix and Dovecot with Amavis/ClamAV filter. Lately I have been trying to solve my spam problem(only occurs in Gmail and Hotmail) so I've been tailing logs. ...
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votes
3answers
383 views

Clamav. WARNING: No clamd server appears to be available

I have clamav.log full of these messages, what might be the problem and how to fix this? I have Debian clamav-0.97.6+dfsg-1~squeeze1 spamassassin-3.3.1-1 dovecot-pop3d-1.2.15-7 ...
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0answers
51 views

Postfix w/ content filter to spamassassin sends copies of email

tcpdumping the spamassassin return (port 10026) shows that the MAILER-DAEMON and debian-spamd is present: MAIL FROM:<debian-spamd@relay.company.com> SIZE=663 250 2.1.0 Ok RCPT ...
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votes
4answers
2k views

Server super slow, RAM & Swap 100% used, ClamAV problem?

My Ubuntu 10.04 server is down since this morning. When I restart it, I can use it for a couple of minutes then the RAM and Swap get full, and SSH doesn't answer. It seems ClamAV is part of the ...
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0answers
39 views

Content filtering / Spam official documentation

I have many messages blocket into /opt/zimbra/data/amavisd/quarantine as quarantined because of "bad header" but I can see these messages succesfully delivered and present into inbox. So my questions ...
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1answer
788 views

centos 6.4 amavis-new, clamav not function

i install on centos 6.4 amavis-new and clamav /etc/clamd.d/amavisd # cat amavisd.conf # Use system logger. LogSyslog yes # Specify the type of syslog messages - please refer to 'man syslog' # for ...
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1answer
55 views

how to change ispconfig clamav log file location

On ispconfig 3 web interface, log files section under Monitor There are several log files, one of them is Mail Log and other is ClamAV Log. Unfortunately ClamAV log points to same file as Mail Log ...
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0answers
106 views

Cannot start clamd

I just installed iRedMail on a fresh CentOS 6.3 server and clamd is failing to start. When I try to start it, I get the following: [root@mail1-ny]# service clamd restart Stopping Clam AntiVirus ...
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vote
1answer
172 views

Mod_security2 and clamav to catch malicious files on upload

Is there a clear documentation to describe the solution? It's very common and also necessary.
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1answer
134 views

Most simple, easy to service and update DIY spam/virus filtering SMTP gateway

I run email for several companies, and I want to set up my own SMTP gateway to migrate their domains off hosted spam filtering services. I wanted an opinion from someone who actually runs email ...
0
votes
1answer
350 views

how to achieve clamav quarantine folder address?

I cannot find the quarantine folder in the configuration. I want to restore some files from quarantine after I have executed clamscan some times. How should I find the address of the quarantined ...
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0answers
709 views

Postfix address resolver failure & loopback to root

Ubuntu Linux 12.04.1 With LAMP stack. The goal is to setup a web server that can send mail via the PHP mail() function, which uses localhost. The mail must then be relayed to an ISP domain ...
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3answers
340 views

How should I test Clam Anti-Virus?

I have setup a new email server and now I need to test that Clam Antivirus is scanning messages correctly. How should I do this in a safe and controlled way?
5
votes
1answer
425 views

Squid + ClamAV + i-cap: Scanning proxy for uploaded files?

I'm trying to configure a virus scanning proxy server specifically to scan files being uploaded. Scanning flies being downloaded seems to be the common use case, and seems to be well documented. Not ...
0
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1answer
203 views

How to scan only last 24 hours files with clamav

I've create a bash script to scan whole server for virus via clamav. The script has been running via cron every night. Because of this I want to scan only the files that has been added last 24 hours. ...
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0answers
223 views

Clam AV fails to start

I've just installed clam av on cent os 6. When I try to start the service clamd it fails and throws this error: Starting Clam AntiVirus Daemon: /bin/bash: line 1: 14662 Killed clamd ...
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1answer
157 views

Centos5 /tmp/.xzibit Displays multiple viruses in clamav, Can I delete this directory safely? [duplicate]

Possible Duplicate: How do I deal with a compromised server? I did a scan on my entire vps finding the folder above with a good amount of viruses. Can I safely delete this folder? Can I ...
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1answer
701 views

Setting up ClamAV with Exim and Mailman on Debian Squeeze

I manage a Debian Squeeze server that uses Exim as the MTA and runs several mailing lists using Mailman. I'd like to set up ClamAV to block viruses that may get posted to a list. I'm having trouble ...
0
votes
1answer
275 views

Can LocalSocketGroup be successfully set to a non-default? Error: Failed to change socket ownership

I want to start clamd normally as a root user, and assign the local socket to be used by Qmail-Scanner (only). clamd runs as user/group clamav, qmail-scanner-queue as qscand. $ id -nG clamav clamav ...
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0answers
205 views

Clamfs+Samba blocking access when clamd is scanning

I am using Debian 6.0.6. I have installed clamfs, which mounts /var/lib/samba/shared_dir as /clamfs/shared_volume. That shared_volume is being "shared" to Microsoft Windows clients. Everything is ...
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votes
1answer
333 views

Should I use ClamAV?

I installed ClamAV and PHP-ClamAV on my Ubuntu server. Everything works... But it is extremely slow. Even when I just call basic functions without scanning a file. So it got me wandering if I really ...
1
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3answers
818 views

Scan whole system or just user dirs with clamav

I'm in doubt about how to scan my Linux system with Clamav: do I just scan the places where users can upload files (homedirs, their webroots) or do I scan the whole system? The various sites I've ...
1
vote
1answer
913 views

clamd says socket in use by another process but I can't find one

I'm running CentOS 5.3 (Final) and using rpmforge I installed clamd and prereqs ok. I started clamd and ran a freshclam all ok. But if I run "clamd PING" or clamd /path/to/file I get ERROR: ...
0
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1answer
630 views

ClamD server Currently Down

I'm getting this error message after install ClamAV from direcadmin message system. OS: CentOs 5. The service 'clamd' on server star.tunahost.net is currently down This message has been automatically ...
0
votes
1answer
98 views

can not load clamav-extension

I try to use the clamav-extension by following these steps. There weren't any errors, but after restarting apache, no clam-extension is loaded. php -v returns no errors. I've set the extension_dir ...
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0answers
280 views

Running Clamd returns “unrecognized service”

In Ubuntu 11 i installed ClamAV. I installed using apt-get and i can run clamscan successfully. But when i try to service clamd start i get "clamd: unrecognized service" response. Thanks in ...
2
votes
6answers
2k views

Websites on Ubuntu 8.04 LTS with Plesk are infected with viruses

I am running Plesk 9.5 on Ubuntu 8.04 LTS and have about 15 websites infected with some malicious code appended to the end of java files. I have installed Clamav and it has managed to pickup the ...
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votes
1answer
104 views

How to detect mail server dangerous load level?

I have a 512 MB VPS running on Debian Squeeze 64bit serving a complete email system (postfix, courier, amavis, clamav, spamassassin, roundcube). All the RAM is always used: max free memory is 10MB, ...
2
votes
2answers
1k views

Exim4 won't send message

My exim4 don't send any message. The logs says 2011-03-09 15:59:57 1PxKrl-00038i-BT malware acl condition: clamd: ClamAV returned /var/spool/exim4/scan/1PxKrl-00038i-BT: lstat() failed: Permission ...
3
votes
1answer
508 views

Quarantined mail retrieval from SpamAssassin/ClamAV/Postfix

We run a mail relay service in a multi tenant deployment for clients. We started doing this because commercially available relay services were silly money when compared to the costs of building one ...
2
votes
2answers
326 views

Installing ClamAV on Ubuntu

I'd like to install ClamAV on my Ubuntu Servers (LAMP). Is it good to go (as a daemon) out-of-the-box, or does it need some configuration? Do I need to add a line to my crontab to update virus ...
1
vote
1answer
458 views

clamav using too much resources on lxadmin kloxo

hey there, I have a VPS with Kloxo panel installed on it. due toy the lack of ram memory I have to be careful how I use it and since I don't have a shared hosting I don't need the clamav package. the ...
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votes
0answers
151 views

How to exclude certain emails from AV scan?

I have a small email server set up with CentOS 5.7, Postfix, ClamAV and Amavis-new. Is it possible to tell ClamAv (or who is responsible) not to scan incoming emails with attached PDF files? Or at ...
0
votes
3answers
2k views

Downloading large files fails, Squid + c-icap + SquidClamAV

I am building a new proxy server with Squid & SquidClamAV. I am facing problems with downloading large files. I have set a maxsize of 52428800 bytes in squidclamav.conf - which should prevent the ...
1
vote
2answers
470 views

Using ClamAV to virus scan uploaded files on Ubuntu Production Servers

I am planning to use ClamAV to virus scan files being uploaded to a Web Application running on Ubuntu Servers. ClamAV will be installed on a dedicated server and when the file is being uploaded, the ...
0
votes
1answer
1k views

iRedMail problem with amavis, clamav and freshclam

I have installed iRedMail on Centos and have problem with starting freshclam (after service freshclam start system says that freshclam is already started but service freshclam status says that ...
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0answers
247 views

How do I configure MailScanner to use a remote clamd?

I decided to decrease the workload on my mail gateway by moving anti-virus processing to a separate server. I created the server, installed clamav-daemon on it, and tested it by running clamdscan from ...
0
votes
1answer
145 views

How do I specify clamd's IP address when using clamdscan?

I set up a separate host for clamd to handle virus-scanning, and I want to test it before putting it in production. Now, while MailScanner's configuration for remote clamd is clear and simple, I can't ...
3
votes
3answers
3k views

How to upgrade ClamAV on Ubuntu Hardy Heron 8.04 LTS?

I'm running a server on Ubuntu Hardy Heron 8.04 LTS, and when I installed ClamAV via aptitude, it installed version 0.94. That version has now been EOL'ed, but when I run "aptitude upgrade", it ...
0
votes
1answer
509 views

CLAMAV Issue after i removed it

Here is my issue: I removed clamav, spamassasin, and amavis and now I am getting this in my Citadel email box every day from some cron job that is searching for Clamav. How do I amend the Cron job to ...
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1answer
343 views

Permission problems with Clamfs

been trying to get clamfs working on Ubuntu 10.4. It seems like everything is working, clamfs locates infected files and prevents me from opening these. But I am having permission troubles with a ...