Archive | Product News

Introducing vdirsyncer for migrating calendars and addressbooks

Vdirsyncer is a command-line tool for synchronizing calendars and addressbooks between servers such as Zimbra and Nextcloud or any server that supports open standards such as CalDAV/CardDAV. Aditionally Vdirsyncer support Google Calendar and Google Contacts. While vdirsyncer excels at migrating calendar and address book data, it’s worth noting that email data migration can be achieved […]

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Patch Release: Improved Language Support, Modern UI, Distribution Lists & Other Security Enhancements

Patch Security Severity: Low Deployment Risk: Medium This release focuses on improving user experience, enhancing group communication and essential security for the following editions Zimbra Daffodil 10.0.7 (Release Notes) Zimbra 9.0.0 Kepler Patch-39 (Release Notes) Patch updated on 28 Feb include the following in their respective releases What’s New Improved Language Support (Zimbra Daffodil) OnlyOffice […]

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Manage Global S3 Configurations using zms3config CLI

In a previous blog we introduced Zimbra’s new Storage Management, in this article we introduce you to zms3config a command line application that allows you to manage Zimbra’s S3 configuration. The zms3config is the CLI utility to manage the Global S3 buckets which can be shared across mailstore nodes. Bucket configurations can be created from any node […]

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SMTP Smuggling in Zimbra Postfix a technical deepdive

E-mail providers like Microsoft Exchange Online and GMX allowed to pass <LF>.<CR><LF> sequence unfiltered from their outbound (sending mails) SMTP server to the inbound (receiving mails) SMTP server (postfix in our case). In the case of Postfix serving as an outbound/inbound (sending mails/receiving mails) server, it does not ignore the sequence ‘<LF>.<CR><LF>’; rather, it interprets […]

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