The reason I like to keep Zimbra's AS/AV in place even when you have inbound and outbound AS/AV protection (from IronPort, Mimecast, Barracuda or similar) is that Zimbra routes email for any domain it hosts entirely internally. So, if one mailbox starts emailing malware to every other mailbox on the...

If you cleaned it but didn't patch it, you will just get reinfected.

Folks, Can anyone who has been hacked say definitively that, after patching and performing eradication, that they have suffered no further exploits? And if so, could you post your specific eradication steps please? I've read through the post history several times now; lots of great info here but fin...

Hi team, can anyone help to point the correct guide to install and get zimbra docs running successfully. i try to install zimbra doc but end up i can see that the zimbra doc status show down inside monitor. please advise. There is no monitoring for a Zimbra Docs server available in the Admin Consol...

I think it could be good to reduce the RCVD_IN_PBL yes.

Interesting old discussion on this here:
https://bz.apache.org/SpamAssassin/show_bug.cgi?id=6501

All the best,
Mark

Years ago I would turn off X-Originating-IP, but now I keep it turned on because It is necessary for the IP blocking capability of DoSFilter, which I find very useful. The false positives in my experience are all from ZCO users on dynamic and other IP addresses that SpamAssassin wants to block/score...

Maxxer's excellent blog explains how to detect and clean this infection. https://lorenzo.mile.si/zimbra-cve-2019-9670-being-actively-exploited-how-to-clean-the-zmcat-infection/961/ It's important to note that applying the patches that correct this exposure do NOT clean out an infection that existed ...

Sebastian,

You are NOT hijacking the post at all.

It’s good to have one or more threads for new releases where early adopters can post there successes and challenges, so that others can adopt their workarounds or upgrade with better confidence.

Thanks for the detailed posts!

Mark

Sebastian, Thanks for posting your upgrade experience. On the documentation discrepancies, I would ask Rick (his nickname is "The King" because, well... he is!) if he needs you to make a separate support ticket to get those addressed. Regarding the libreoffice-headless "missing" ...

Zimbra released 8.8.12 today. The Release Notes are here: https://wiki.zimbra.com/wiki/Zimbra_Releases/8.8.12 IMHO, 8.8.12 is effectively 8.8.15 LTS Release Candidate 1. There are three very nice surprises with this release as well. Here's why: First, conspicuously absent from the Release Notes, but...