Search found 226 matches
- Wed Feb 14, 2024 7:45 am
- Forum: Administrators
- Topic: New CPIO vulnerability (CVE-2023-7216). Zimbra affected?
- Replies: 7
- Views: 1069
Re: New CPIO vulnerability (CVE-2023-7216). Zimbra affected?
Meanwhile you can remove cpio from your OS installation if it is not used by anything else. The only thing in Zimbra that is using it is the init script for zmconvertd, so if you do not use that service, it should be OK to remove cpio.
- Thu Jan 25, 2024 6:40 am
- Forum: Zimlets
- Topic: Rocket Chat Zimlet IFrame not allowed in modern browsers
- Replies: 3
- Views: 8770
Re: Rocket Chat Zimlet IFrame not allowed in modern browsers
RocketChat iFrame integration only supports log-in, there is nothing that performs a log-out.
- Thu Dec 28, 2023 9:19 am
- Forum: Administrators
- Topic: SMTP Smuggling - Spoofing E-Mails Worldwide
- Replies: 11
- Views: 72462
Re: SMTP Smuggling - Spoofing E-Mails Worldwide
See also: https://blog.zimbra.com/2023/12/zimbra-and-smtp-smuggling-attack-on-postfix/ I did configure `smtpd_discard_ehlo_keywords=chunking` on my personal Postfix mail server, and I see in the logs: discarding EHLO keywords: CHUNKING This is also logged for some legitimate email, but even with the...
- Tue Dec 19, 2023 1:49 pm
- Forum: Administrators
- Topic: Another Letsencrypt method
- Replies: 154
- Views: 530424
- Tue Dec 19, 2023 1:47 pm
- Forum: Administrators
- Topic: Another Letsencrypt method
- Replies: 154
- Views: 530424
Re: Another Letsencrypt method
Support for ECDSA TLS (elliptic curve cryptography ECC) certificates has been added to Zimbra zmcertmgr from Zimbra versions 10.0.6, Joule-8.8.15-Patch-45, Kepler-9.0.0-Patch-38. Meaning you can run certbot without the need for --key-type rsa or using a manual key length. The wiki has been updated: ...
- Wed Nov 22, 2023 6:12 am
- Forum: Administrators
- Topic: after 1 month using new client modern
- Replies: 17
- Views: 49420
Re: after 1 month using new client modern
I have added more details on the enabling of this Zimlet in https://blog.zimbra.com/2023/11/how-to- ... gear-menu/
- Tue Nov 21, 2023 5:15 pm
- Forum: Administrators
- Topic: after 1 month using new client modern
- Replies: 17
- Views: 49420
Re: after 1 month using new client modern
To enable to option to go to Classic from Modern UI gear menu, you have to enable this Zimlet:
It will then show as follows:- Thu Nov 16, 2023 8:43 am
- Forum: Administrators
- Topic: Where to find the latest Zimbra (upgrade) documentation?
- Replies: 0
- Views: 63929
Where to find the latest Zimbra (upgrade) documentation?
The latest documentation for Zimbra Network Edition can be found on our documentation Github page, here are some direct links: https://zimbra.github.io/documentation/zimbra-10/index.html Upgrade Instructions (EN) https://zimbra.github.io/documentation/zimbra-10/upgrade.html System Requirements (EN) ...
- Wed Nov 15, 2023 9:38 am
- Forum: Administrators
- Topic: Zimbra generates and validates DKIM but sent messages "not signed"
- Replies: 2
- Views: 4243
Re: Zimbra generates and validates DKIM but sent messages "not signed"
Check if your DKIM key is actually in LDAP: zmprov -l gd your-domain-here.tld | grep -i dkim -C 10 Then check if you have OpenDKIM service enabled (should return opendkim in the list): zmprov gs `zmhostname` zimbraServiceEnabled Then perhaps you have set Relay MTA for external delivery , check this ...
- Tue Nov 07, 2023 6:33 am
- Forum: Administrators
- Topic: [FIXED] Variation on the theme: invoke PKIX path building failed...
- Replies: 5
- Views: 8483
Re: [FIXED] Variation on the theme: invoke PKIX path building failed...
Double check you are getting an RSA certificate from Let's Encrypt use option: --key-type rsa
Throw away your old Let's Encrypt folder from /etc/letsencrypt and try again.
Throw away your old Let's Encrypt folder from /etc/letsencrypt and try again.