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Zimbra Collaboration 8.6 Patch 9 now available (includes fix for CVE-2017-8802). Read the announcement.
Zimbra Collaboration 8.8.7 + Zimbra Connector for Outlook 8.8.7 are available.. Read the announcement.
Are you a Zimbra Developer? You can find some interesting stuff in our Official GitHub: https://github.com/Zimbra and check the Community Projects too: https://github.com/Zimbra-Community/

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Announcements

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Zimbra Collaboration 8.8 is Now Available

Last post by jorgedlcruz « Fri Dec 15, 2017 3:01 pm
Posted in Announcements
Replies: 11
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by jorgedlcruz » Wed Dec 13, 2017 4:50 pm » in Announcements

We are proud to announce the release of Zimbra 8.8. Zimbra Collaboration 8.8 is an exciting release. Some features are only available in the Network...
11 Replies

130813 Views

Last post by jorgedlcruz View the latest post
Fri Dec 15, 2017 3:01 pm
Rspamd: A replacement for Spamassassin & Postscreen

Last post by zimico « Wed Jun 26, 2019 9:06 am
Replies: 183
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by phoenix » Sat Jul 29, 2017 3:19 pm

I've been looking for a suitable replacement for DSPAM, a project that was good but died and became unmaintained then totally removed from Zimbra. In...
183 Replies

425436 Views

Last post by zimico View the latest post
Wed Jun 26, 2019 9:06 am

Topics

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CVE-2019-9670 being actively exploited

Last post by maxxer « Mon Jul 15, 2019 12:12 pm
Replies: 234
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Attachment(s) by maxxer » Wed Apr 03, 2019 2:32 pm

As many repoted on IRC, the latest security bug found in Zimbra is being actively exploited in the wild.

It's easy to find a compromised install...
234 Replies

108500 Views

Last post by maxxer View the latest post
Mon Jul 15, 2019 12:12 pm
STARTTLS everywhere

Last post by FredKarno « Thu Jul 11, 2019 12:39 pm
Replies: 7
by phoenix » Sat Jun 30, 2018 9:38 am

Following on from their success with Let's Encrypt (and certbot) the Electronic Frontier Foundation have launched an initiative to get all mail...

7 Replies

6751 Views

Last post by FredKarno View the latest post
Thu Jul 11, 2019 12:39 pm
Another Letsencrypt method

Last post by JDunphy « Sat Jul 06, 2019 5:57 pm
Replies: 111
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by JDunphy » Fri Nov 04, 2016 6:52 pm

Thought I would share a method that I prefer over installing and allowing the letsencrypt software to take over my zimbra host. For those users that...
111 Replies

87998 Views

Last post by JDunphy View the latest post
Sat Jul 06, 2019 5:57 pm
A Grafana Dashboard for Zimbra Collaboration

Last post by mrpontifex « Fri May 31, 2019 9:26 am
Replies: 69
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Attachment(s) by jorgedlcruz » Tue Aug 08, 2017 12:50 am

Hello everyone,
I've been working on a spare project using Grafana and Zimbra Collaboration. This dashboard, based on the well-known pflogsumm,...
69 Replies

50715 Views

Last post by mrpontifex View the latest post
Fri May 31, 2019 9:26 am
memcached amplification attack

Last post by davidkillingsworth « Thu May 30, 2019 12:12 pm
Replies: 16
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by reason2008 » Thu Mar 01, 2018 12:06 am

Is this anything we need to be concerned about? My server is behind a firewall and doesn't allow the port addressed in the article.
16 Replies

13581 Views

Last post by davidkillingsworth View the latest post
Thu May 30, 2019 12:12 pm
certbot-zimbra v0.2

Last post by maxxer « Fri Feb 01, 2019 6:14 pm
Replies: 3
by maxxer » Sun Sep 10, 2017 8:30 am

Hi
An update for the users of this script: I've partially rewritten it so that now it patches nginx's template file instead of production ones....

3 Replies

9304 Views

Last post by maxxer View the latest post
Fri Feb 01, 2019 6:14 pm
How to monitor Zimbra using pflogsumm and NET-SNMP-EXTEND

Last post by jepy « Wed Jan 23, 2019 3:10 am
Replies: 6
Attachment(s) by jorgedlcruz » Mon Aug 14, 2017 12:20 pm

Hello everyone,
I've been working on a spare project using SNMP and Zimbra Collaboration. This project uses a modified version of the popular...

6 Replies

11909 Views

Last post by jepy View the latest post
Wed Jan 23, 2019 3:10 am
Missing two display related COS settings

Last post by ccelis5215 « Wed Jul 24, 2019 1:05 am
Replies: 3
by joho » Tue Jul 23, 2019 5:48 am

Am I looking in the wrong places, or are there no COS settings for "Display checkboxes to select items in list" and "Display names in...

3 Replies

190 Views

Last post by ccelis5215 View the latest post
Wed Jul 24, 2019 1:05 am
OWASP P13 and P4 removing css display attribute

Last post by JDunphy « Tue Jul 23, 2019 7:27 pm
Replies: 11
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by JDunphy » Fri Jul 12, 2019 6:48 pm

Just saw the bug fix for inline images that is coming our way. I am a little concerned with the Known issue with this patch that is removing the...
11 Replies

867 Views

Last post by JDunphy View the latest post
Tue Jul 23, 2019 7:27 pm
zimbraMtaRestriction bad character

Last post by thefantas « Tue Jul 23, 2019 3:45 pm

by thefantas » Tue Jul 23, 2019 3:45 pm

Hola, tengo el siguiente problema, al copiar y pegar una regla, se agregó con comillas dobles que provocan caracteres extraños.
zmprov mcf...

0 Replies

41 Views

Last post by thefantas View the latest post
Tue Jul 23, 2019 3:45 pm
Heads Up: No More Security Patches Nor Bug Fixes for Zimbra Versions Other Than 8.8.15 Starting This Fall...

Last post by L. Mark Stone « Tue Jul 23, 2019 1:15 pm

by L. Mark Stone » Tue Jul 23, 2019 1:15 pm

Friends,

At this writing, after October 9, 2019, the only version of Zimbra for which bug fixes and security patches will be developed will be...

0 Replies

126 Views

Last post by L. Mark Stone View the latest post
Tue Jul 23, 2019 1:15 pm
Duplicated messages in thread view

Last post by vladsol « Tue Jul 23, 2019 10:26 am
Replies: 2
by vladsol » Tue May 07, 2019 1:25 pm

ZCS version: Zimbra 8.8.12_GA_3794

When sending e-mail to a distribution list that i belongs too, in thread view, i see two (duplicated) messages -...

2 Replies

398 Views

Last post by vladsol View the latest post
Tue Jul 23, 2019 10:26 am
per-folder size from command line?

Last post by mterrasson « Tue Jul 23, 2019 10:25 am
Replies: 9
by anthonyclark » Thu Oct 23, 2008 9:14 am

Hi All, We have an account here with 140GB :eek: in their mailbox. We'd like to get a size for each of their folders without viewing their...

9 Replies

2103 Views

Last post by mterrasson View the latest post
Tue Jul 23, 2019 10:25 am
8.8.9 -> 8.8.10 new bug: Impossible to send mail to large distribution lists using web interface (ZWC)

Last post by kitsanai.kmtw « Tue Jul 23, 2019 8:22 am
Replies: 4
by andrey.ivanov » Fri Nov 23, 2018 2:24 pm

It is impossible to send mail to large distribution lists (more than 600-1000 members in our production server) using web interface (ZWC). The...

4 Replies

864 Views

Last post by kitsanai.kmtw View the latest post
Tue Jul 23, 2019 8:22 am
Mail Forward only sends out mails received from local user

Last post by jonar « Tue Jul 23, 2019 2:35 am

by jonar » Tue Jul 23, 2019 2:35 am

Hello, we are trying zimbra 8.8.12 FOSS everything seems to work fine except for mail forwarding in preferences > mail > receiving messages...

0 Replies

110 Views

Last post by jonar View the latest post
Tue Jul 23, 2019 2:35 am
How to find out what user is associated with zimbraACE?

Last post by gabrieles « Mon Jul 22, 2019 2:36 pm
Replies: 1
by davidkillingsworth » Mon Jul 22, 2019 12:37 pm

Hi,

I want to check who has access to send to a Zimbra distribution group.

This wiki article shows you how to modify permissions with the milter...

1 Replies

203 Views

Last post by gabrieles View the latest post
Mon Jul 22, 2019 2:36 pm
An unknown error has occurred - Webmail Login

Last post by justdave « Mon Jul 22, 2019 4:19 am
Replies: 2
Attachment(s) by kelvinsm » Sun Jan 20, 2019 12:59 am

Hi, im facing a problem login on webmail on my new installation of zimbra 8.8.10_GA_3716 on ubuntu 16.04, it installed without any errors, but when i...

2 Replies

5011 Views

Last post by justdave View the latest post
Mon Jul 22, 2019 4:19 am
No se visualiza imagen adjunto alineado al momento de imprimir

Last post by lzavap1929 « Sun Jul 21, 2019 5:45 pm

Attachment(s) by lzavap1929 » Sun Jul 21, 2019 5:45 pm

Saludos a todos,
Soy nuevo en administrar un server Zimbra, la versión que estoy usando es Zimbra 8.8.12_GA_3809, y se me ha presentado un problema,...

0 Replies

122 Views

Last post by lzavap1929 View the latest post
Sun Jul 21, 2019 5:45 pm
Ldap and slapd fails to start after trying to change hostname

Last post by Logax « Sat Jul 20, 2019 10:56 pm
Replies: 2
by Logax » Fri Jul 19, 2019 9:40 pm

Hi,
I recently got a request to migrate our old zimbra server, i was careless and didn't backup my /opt/zimbra folder thinking that i can manage...

2 Replies

669 Views

Last post by Logax View the latest post
Sat Jul 20, 2019 10:56 pm
Can't kill a non-numeric process ID at /opt/zimbra/bin/zmstatctl line 207

Last post by pivert « Fri Jul 19, 2019 8:35 pm
Replies: 7
by GreatGazoo » Fri Sep 26, 2014 7:45 am

I used ps aux | grep zimbra and lsof | grep LISTEN and did not find anything that really helped. Anyone had to deal with before?

7 Replies

6169 Views

Last post by pivert View the latest post
Fri Jul 19, 2019 8:35 pm
ZCS Migration Assistant

Last post by mtk « Fri Jul 19, 2019 5:59 pm
Replies: 2
by mtk » Thu Jul 18, 2019 6:30 pm

Is the Zimbra Migration Assistant for PST-files no longer available?

When opening through Zimbra Admin --> Tools & Migration --> Downloads...

2 Replies

697 Views

Last post by mtk View the latest post
Fri Jul 19, 2019 5:59 pm
DMARC for mail server domain

Last post by phoenix « Fri Jul 19, 2019 4:49 pm
Replies: 13
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by zim_mike » Fri Jul 19, 2019 3:00 pm

We have a zimbra 8.8 server that handles around 10 domains.
The zimbra server domain is the mx for all of those domains so when a lookup is done for...
13 Replies

2280 Views

Last post by phoenix View the latest post
Fri Jul 19, 2019 4:49 pm
AD integration with Zimbra is turning into a nightmare! Help

Last post by lmakonem « Fri Jul 19, 2019 4:35 pm
Replies: 1
by lmakonem » Fri Jul 19, 2019 1:53 pm

In AD user is u-user1234, in Zimbra email is user@company.com . Will ldap authentication work without creating aliases / adjusting ad to match zimbra...

1 Replies

377 Views

Last post by lmakonem View the latest post
Fri Jul 19, 2019 4:35 pm
Grant permissions to certain external-domain users to write to DL

Last post by APerillo « Fri Jul 19, 2019 2:51 pm
Replies: 2
by APerillo » Tue Jul 16, 2019 3:21 pm

Hi people,
I'm new in the forum.
I looked around the internet with no success.

This is the scenario:

I have a DL mylist@mydomain.com on a zimbra...

2 Replies

213 Views

Last post by APerillo View the latest post
Fri Jul 19, 2019 2:51 pm
Copy complete GAL to each users personal contacts?

Last post by rtkluttz « Fri Jul 19, 2019 1:57 pm

by rtkluttz » Fri Jul 19, 2019 1:57 pm

I'm following up on another forum post and tech support incident on how to get a FULL GAL sync to my users? Meaning not just email addresses, but...

0 Replies

88 Views

Last post by rtkluttz View the latest post
Fri Jul 19, 2019 1:57 pm

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