Re: [Mimedefang] OT: a hole in Sophos

2004-02-13 Thread Mail Administrator
Michael Sofka wrote: On Friday 13 February 2004 04:44, Andrzej Marecki wrote: I'm using MD+SA+Sophie+Sophos (SAVI libs + .ide). Do you think that what has been written in: http://www.securitynewsportal.com/cgi-bin/securitynews.cgi?database=JanDD&i d=74 ...means my system is vulnerable to attacks

Re: [Mimedefang] Problem scanning ZIP archives with CLAMAV

2004-02-13 Thread Nels Lindquist
On 13 Feb 2004 at 10:18, Alain DESEINE wrote: > I got a problem using CLAMAV and MIMEDefang when scanning zip files > containing viruses ... Are you using *_contains_virus_clamd() or *_contains_virus_clamav() functions? The daemonized scanner requires a local socket accessible to the defang

[Mimedefang] resolving socket errors

2004-02-13 Thread Lucas Albers
I noticed in some situations you need to pause mimedefang on a restart, to give the socket time to get cleared out. Is their a way to test and see if the socket is correctly formed before starting mimedefang? Eg you have another switch on the restart switch that does not wait an arbitrary amount o

RE: [Mimedefang] ClamAV and related issues running under MD. was: Re:Mimedefangtimeout

2004-02-13 Thread Lucas Albers
Rob said: > /var/spool/MIMEDefang/mdefang-i1DKATdg040935/Work/msg-38690-4.txt: OK > /var/spool/MIMEDefang/mdefang-i1DKATdg040935/Work/msg-38690-5.zip: OK > > The ZIP file in question contains 3 files (a .ini, .dll and .txt). No > sign > of them being extracted. > Perhaps I really am not understan

Re: [Mimedefang] file extension regex bug

2004-02-13 Thread Lucas Albers
Thanks for the succint answer. and I apologize for implying you had a bug and not a feature in your code. :) I will go beat on the downstream maintainers about this. David F. Skoll said: > > That was not a bug. It was an attempt to guard against malformed > MIME like this: > However, the old be

[Mimedefang] delete_recipient does not work for mixed case recipients

2004-02-13 Thread Justin Michael
Hi, I'm still having a problem with mimedefang's delete_recipient not working with a mixed case recipient. sendmail 8.12.10 mimedefang 2.38 Here's my sample spam delivered via telneting to my host: helo myserver mail from: [EMAIL PROTECTED] rcpt to: <[EMAIL PROTECTED]> data Date: February 13,

RE: [Mimedefang] ClamAV and related issues running under MD. was: Re: Mimedefangtimeout

2004-02-13 Thread Rob
> -Original Message- > From: [EMAIL PROTECTED] > [mailto:[EMAIL PROTECTED] On > Behalf Of David F. Skoll > > Ah, I misunderstood. > > MIMEDefang does not extract zip files. Nor do I ever plan on > adding that > functionality. I have two reasons for taking this position: That's a sha

RE: [Mimedefang] ClamAV and related issues running under MD. was: Re: Mimedefangtimeout

2004-02-13 Thread David F. Skoll
On Fri, 13 Feb 2004, Rob wrote: > /var/spool/MIMEDefang/mdefang-i1DKATdg040935/Work/msg-38690-4.txt: OK > /var/spool/MIMEDefang/mdefang-i1DKATdg040935/Work/msg-38690-5.zip: OK > The ZIP file in question contains 3 files (a .ini, .dll and .txt). No sign > of them being extracted. Ah, I misunders

RE: [Mimedefang] ClamAV and related issues running under MD. was: Re: Mimedefangtimeout

2004-02-13 Thread Rob
> -Original Message- > From: [EMAIL PROTECTED] > [mailto:[EMAIL PROTECTED] On > Behalf Of David F. Skoll > > On Fri, 13 Feb 2004, Rob wrote: > > > However it would be nice if MD didn't make > > any assumptions about the capability of any virus scanner > and did the same > > as AMAVIS d

Re: [Mimedefang] OT: a hole in Sophos

2004-02-13 Thread Michael Sofka
On Friday 13 February 2004 04:44, Andrzej Marecki wrote: > I'm using MD+SA+Sophie+Sophos (SAVI libs + .ide). > Do you think that what has been written in: > > http://www.securitynewsportal.com/cgi-bin/securitynews.cgi?database=JanDD&i >d=74 > > ...means my system is vulnerable to attacks via that h

RE: [Mimedefang] filter_relay not working?

2004-02-13 Thread Mike Smith
Got it working.My bustI had the -r in mimedefang-multiplexor, not mimedefang :) > What you are trying to accomplish is rather opaque to me. Can you please > specify? I have a Secondary MX that will spool up mail in the event the primary goes down. As you know, spammers will often try th

RE: [Mimedefang] Aggressive mailers

2004-02-13 Thread Cormack, Ken
Geeze, and I once thought I was being "overly agressive" when I reduced my vendor's sendmail default retry value from 1 hour to 5 minutes. LOL -Original Message- From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] Behalf Of David F. Skoll Sent: Friday, February 13, 2004 12:14 PM To: [EMAIL

[Mimedefang] Virus Scanners Decompression bomb vulnerabilities

2004-02-13 Thread number6
Check your virus scanner wrt to this advisory located on : http://www.aerasec.de/security/advisories/decompression-bomb-vulnerability.html Trend users : Trend Interscan Viruswall (vscan) is said to be vulnerable. Trend has developed a new build but it is not available on their webserver - they're a

Re: [Mimedefang] Aggressive mailers

2004-02-13 Thread David F. Skoll
On Fri, 13 Feb 2004, Jon R. Kibler wrote: > Yesterday a mailer went amok when trying to get a mail through to > our server. It was tempfailed by the greylist as it should, but > instead of waiting for awhile before trying again it retried 886 times > in 10 minutes (after witch it was let though by

Re: [Mimedefang] memory leak? is it an IBM x-series?

2004-02-13 Thread Ron Peterson
On Fri, 13 Feb 2004 [EMAIL PROTECTED] wrote: > We had similar problems with an IBM x345 server -- we tried many things > eventually updating to 2.4.23-pre7 and up fixed it. > > I updated the tg3 driver and stability improved a bit, I updated the ibm > ServeRaid driver (ips module) level to 610

Re: [Mimedefang] Aggressive mailers

2004-02-13 Thread Jon R. Kibler
Jonas Eckerman wrote: > > Hello! > > I've been thinking about getting my filter to blacklist (for a month or so) mailers > that can't take no for an answer, but yesterday something happened that made me > wanna check with others first. For exactly the reason below, you don't want to do that!

RE: [Mimedefang] greylisting implementation

2004-02-13 Thread Steven Rocha
All, I have attached a modified version of our mimedefang-filter. Modifications to filter: 1. Added Greylisting 2. Added stream by domain 3. Added clamd virus scanning, dropping specific worm viruses 4. Added filtering of specific filenames 5. Added SALocalTestsOnly for SA rbl checks 6.

[Mimedefang] Aggressive mailers

2004-02-13 Thread Jonas Eckerman
Hello! I've been thinking about getting my filter to blacklist (for a month or so) mailers that can't take no for an answer, but yesterday something happened that made me wanna check with others first. Yesterday a mailer went amok when trying to get a mail through to our server. It was tempfai

Re: [Mimedefang] filter_relay not working?

2004-02-13 Thread Mark
- Original Message - From: "Mike Smith" <[EMAIL PROTECTED]> To: <[EMAIL PROTECTED]> Sent: Thursday, February 12, 2004 9:02 PM Subject: RE: [Mimedefang] filter_relay not working? > I'm running this on MD 2.39. > > sub filter_relay { > my ($ip, $name, $helo) = @_; > action_add_heade

Re: [Mimedefang] memory leak?

2004-02-13 Thread Ron Peterson
On Thu, 12 Feb 2004, Kevin A. McGrail wrote: > > > Yesterday 50K. (grep 'stat=Sent' /var/log/syslog.01 | wc). More actually > > come in, of course.. > > I would need a total volume to comment. > > You have to limit your sendmail process. Figure that otherwise a DoS could > take down your box

[Mimedefang] Problem scanning ZIP archives with CLAMAV

2004-02-13 Thread Alain DESEINE
Hi, I got a problem using CLAMAV and MIMEDefang when scanning zip files containing viruses ... When i send a virus file in an email MIMEDefang/CLAMAV intercept it well, but when i send the same virus in an archive file (ZIP file) MIMEDefang/CLAMAV don't intercept it ! I've tried to save the arc

RE: [Mimedefang] ClamAV and related issues running under MD. was: Re: Mimedefangtimeout

2004-02-13 Thread David F. Skoll
On Fri, 13 Feb 2004, Rob wrote: > However it would be nice if MD didn't make > any assumptions about the capability of any virus scanner and did the same > as AMAVIS does - extract and decode the email so that the virus scanner > software has as little to do as possible. MIMEDefang does exactly t

Re: [Mimedefang] file extension regex bug

2004-02-13 Thread David F. Skoll
On Fri, 13 Feb 2004, Steffen Kaiser wrote: > Would it be possible to parse and re-create MIME sub headers, in order to > place, at least, double quotes around the name? action_rebuild() does that. But because of limitations in Milter, it will only change internal MIME headers, not the main heade

RE: [Mimedefang] greylisting implementation

2004-02-13 Thread G. Roderick Singleton
On Fri, 2004-02-13 at 07:03, Steven Rocha wrote: > I have modified Jonas' code to work on my Redhat servers if anyone is > interested. I had to make minor changes to the database locking > mechanism. > > Let me know and I will post the code. > > Steven Rocha Yes please. -- Dream BIG dreams! O

RE: [Mimedefang] greylisting implementation

2004-02-13 Thread Les Mikesell
On Fri, 2004-02-13 at 06:03, Steven Rocha wrote: > I have modified Jonas' code to work on my Redhat servers if anyone is > interested. I had to make minor changes to the database locking > mechanism. > > Let me know and I will post the code. Yes, please post the Redhat version. --- Les Mikese

RE: [Mimedefang] greylisting implementation

2004-02-13 Thread Steven Rocha
I have modified Jonas' code to work on my Redhat servers if anyone is interested. I had to make minor changes to the database locking mechanism. Let me know and I will post the code. Steven Rocha -Original Message- From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] On Behalf Of Jonas Ec

[Mimedefang] OT: a hole in Sophos

2004-02-13 Thread Andrzej Marecki
I'm using MD+SA+Sophie+Sophos (SAVI libs + .ide). Do you think that what has been written in: http://www.securitynewsportal.com/cgi-bin/securitynews.cgi?database=JanDD&id=74 ...means my system is vulnerable to attacks via that hole? AM -- ---

Re: [Mimedefang] memory leak? is it an IBM x-series?

2004-02-13 Thread Anthony . Caetano
Hi Ron We had similar problems with an IBM x345 server -- we tried many things eventually updating to 2.4.23-pre7 and up fixed it. I updated the tg3 driver and stability improved a bit, I updated the ibm ServeRaid driver (ips module) level to 610 and stability improved a bit, disabled hyperthr

Re: [Mimedefang] file extension regex bug

2004-02-13 Thread Steffen Kaiser
On Thu, 12 Feb 2004, David F. Skoll wrote: > That was not a bug. It was an attempt to guard against malformed > MIME like this: > > Content-Type: appliaction/octet-stream; name=foobar.exe .txt > > vs. > > Content-Type: appliaction/octet-stream; name=foobar.txt .exe > However, the old behavior w