Search found 8 matches
- Wed Oct 27, 2021 3:42 pm
- Forum: Administrators
- Topic: Impossible to get the oip for failed logins
- Replies: 1
- Views: 1405
Impossible to get the oip for failed logins
Hello everybody. Like many other users, I would like to identify the originating ip of attackers which try to log on my Zimbra server by the webmail, in order to block them with fail2ban or any other tool. I've read many explanations about the way to do this. So i have applied all what is said here ...
- Tue Jun 04, 2019 3:51 pm
- Forum: Administrators
- Topic: CVE-2019-9670 being actively exploited (Hacked Server)
- Replies: 248
- Views: 631557
Re: CVE-2019-9670 being actively exploited
Hello, I just noticed that there are two zmcheckexpiredcerts files in my system : a binary /opt/zimbra/lib/zmcheckexpiredcerts and a script /opt/zimbra/libexec/zmcheckexpiredcerts */60 * * * * /opt/zimbra/lib/zmcheckexpiredcerts was recently added at the end of /var/spool/cron/crontabs/zimbra but in...
- Thu May 30, 2019 7:45 am
- Forum: Administrators
- Topic: CVE-2019-9670 being actively exploited (Hacked Server)
- Replies: 248
- Views: 631557
Re: CVE-2019-9670 being actively exploited
Addtionally... Check for existence of /opt/zimbra/lib/zmlogswatch If it exists, it'll be a recently created binary file. Delete it. However, there would likely be multiple instances already running. To find them, run (then kill all instances): top -p $(pgrep -d ',' zmlogswatch) Looks like that /opt...
- Thu Jun 14, 2018 1:41 pm
- Forum: Administrators
- Topic: Emails with negative spam score falling in the Junk folder
- Replies: 3
- Views: 1686
Re: Emails with negative spam score falling in the Junk folder
Hello and thanks for your answer. I'm sorry but I thought i had given enough details. If I didn't give more informations it's because my server and this account are in a standard state. So i will be more precise. If i don't understand, it's because my user hasn't any filter configured. The user uses...
- Wed Jun 13, 2018 8:06 am
- Forum: Administrators
- Topic: Emails with negative spam score falling in the Junk folder
- Replies: 3
- Views: 1686
Re: Emails with negative spam score falling in the Junk folder
No one can help me ?
- Thu May 17, 2018 8:01 am
- Forum: Administrators
- Topic: Emails with negative spam score falling in the Junk folder
- Replies: 3
- Views: 1686
Emails with negative spam score falling in the Junk folder
Hello everybody. I'm always trying to improve the spam filtering of my zimbra server. While investigating in my users accounts, i found one account which has a strange way of working. Most of the messages placed in the junk folder have scores below the limit of 6.6 and even with negative scores and ...
- Thu Apr 19, 2018 1:40 pm
- Forum: General Questions
- Topic: Bayes scoring don't work
- Replies: 3
- Views: 4273
Re: Bayes scoring don't work
No one to answer ?
Nothing about that error in google.
No way to get informations about that.
Nothing about that error in google.
No way to get informations about that.
- Wed May 24, 2017 2:09 pm
- Forum: Administrators
- Topic: Nearly all viruses go through Zimbra
- Replies: 0
- Views: 972
Nearly all viruses go through Zimbra
Hello everybody, After the recent global attack of the wannacry virus, my users and my hierachy are worried to found many infected messages in their mailboxes. And actually, I think that about 90% of messages with an infected attachment go through the virus detection in Zimbra. I know that Clamav is...