Version 9.4.1p1 and Version 9.3.1p3
Released: July 4, 2022
We have released new patches for both KerioConnect 9.4.1 and 9.3.1 to fix a critical issue with KOFF.
Release notes
Fixes:
9.4.1p1 contains the following fixes:
- HTML formatted emails are displayed as plain text when using KOFF
- "The RPC server is unavailable" error when receiving certain types of attachments over KOFF
9.3.1p3 contains the following fixes:
- HTML formatted emails are displayed as plain text when using KOFF
- A problem has occurred in the 'XMPP Server' component error
Version 9.4.1
Released: March 16, 2022
Kerio Connect 9.4.1 is a release with several bug fixes and user experience improvements.
See the Release Notes below for a complete list of updates.
New Features:
- Security Vulnerability - Upgrade to Log4j 2.17.1
Fixes:
- 3CX meeting invitations are causing Kerio Connect to crash
- Unable to delete emails from public folders with version 9.4
- Shared folders with non-ASCII characters sync over ActiveSync regardless of preference
- Cannot search contact by phone numbers in webmail
- ActiveSync - Timezones are updated incorrectly when events are updated
- Filename has escaped characters when using Download All attachments in Kerio Connect Client
- Added support for Content-Security-Policy-Report-Only HTTP Header
Version 9.4
Released: January 13, 2022
Kerio Connect 9.4 is a release with several key security enhancements.
See the Release notes below for a complete list of updates.
New Features:
- Two-factor authentication
- Added application passwords for KOFF, IMAP and similar
- Added TLS options in GUI
- Integration with Let's Encrypt with auto-renewal functionality
Fixes:
- Broken Google Play icon shows in "sync app" options when integration with web mail
- KOFF not syncing emails over 1000 items on O365 version of Outlook
- MS Teams URL not showing in received emails
- Unable to set the timezone in the web mail client
- ActiveSync is returning search results in wrong order
- Implementation of Log4j 2.17.0
- Server OS information and Kerio Connect engine details are exposed
- Changes to "full name" property are not reflected in contacts
- Paper clip icon is showing incorrectly and is disappearing in KOFF & WebMail
- Unable to forward contact "as Outlook contact" using EAS protocol with Outlook
- Zoom meeting invites are not syncing with iOS calendar
- KOFF authentication fails when reverse proxy changes WWW-authenticate header to lowercase
- Email forwarded back and forth between two mailboxes are lost
- Delegated email addresses are removed from the "To" and "Cc" field when replying to an email
- Shared calendar names are not displayed correctly in the Apple calendar app in BigSur when using CalDav
- ActiveSync implementation allows to send duplicate messages
- Selecting "about" while logged in as the built-in admin results into "internal error"
- Sometimes email is missing when sync is done via ActiveSync
- Alternative address doesn't reply to Calendar invitations
- Kerio Connect mail client crashes with 32603 invalid response error
- Attachments are not being detected by the message filter for signed emails
- SMTP relay password has a length limit
- iOS tasks are failing to sync via ActiveSync protocol
- Webmail calendar event with attachment name using international characters will show file name in binary format
- Error in WebMail when Grammarly add-on detects a spelling mistake
- All-day tasks are synchronized one day earlier
- Resources can be reserved from external calendars only if they are made available to the entire server
- Kerio Connect client 9.3 for Windows no longer supports "Send to" function
- Event attachments with filenames having unicode characters appear as "application/octet-stream" file type with the name "=" after the event has been saved
- ActiveSync search command uses an invalid range when searching GALs on devices using iOS 11 and later
- Unable to remove contacts last name
- WebMail is incorrectly constructing base href hyperlinks
- Index rebuild causing email lost in differential backups
- Fixed wrong in Polish, Russian, Chinese and Japanese translations
- Amount of characters is limited in message filter configured to send automatic response
- Account added to eM client via EWS shows unusual timezone behaviour when editing events
- Forwarding an email with no body text will cause sender information to be lost
- Meeting requests created with use of Alias in KOFF will show actual sender instead of alias
- Items deleted from delegated inbox while using KOFF are permanently deleted instead of being moved to trash folder
- Signed emails are always detected as with Attachments
- Folder sharing not working over AD group
- Attachment with long file name encoded in base64 crashes Kerio Connect
Version 9.3.1 patch 2
Released: December 20, 2021
Release notes
Fixes:
- Apache log4j2 library upgrade to version 2.16.0 (fixing CVE-2021-44228 vulnerability)
Version 9.3.1 patch 1
Released: March 22, 2021
Release notes
Fixes:
- When email drafts are saved within Outlook via accounts setup with KOFF, the sender is saved as "Unknown" instead of the creator of the draft.
Version 9.3.1
Released: January 19, 2021
Release notes
Fixes:
- Unable to join MS teams meeting through Webmail Calendar
Version 9.3.0 p2
Released: November 30, 2020
Release notes
Fixes:
- Event attachments in Russian filename looses filename after uploaded
- Printing Attached Emails shows the Date of the Host Email Instead of the Attached Email
- SSL Certificate becomes untrusted after upgrading to 9.3.0 (CentOS, RHEL)
- AV Updates fail on CentOS, RHEL
- Webmail Inbox Notifications for shared mailboxes where the user is not Owner.
Version 9.3.0 p1
Released: October 26, 2020
Release notes
Fixes:
- All-day Calendar event displayed on the previous day in some timezones
- mailserver process crashes due to DKIM CheckSignaure (libdkimpp/libcrypto-kt.1.1)
- On iOS via ActiveSync error is returned ParseCalendarContent: Unknown method: 6
- Webmail crash with NestingLevel error
Version 9.3
Released: September 23, 2020
Release notes
New
- TLS 1.3 Support for HTTPS connections (EWS / ActiveSync / Web)
- TLS 1.3 Support for IMAPS connections
- TLS 1.3 Support for SMTPS connections
- TLS 1.3 Support for POP3 connections
Fixes:
- KoffRtfWrapper.exe process sometimes crashes
- Update checker does not fallback to HTTP
- User Office field is not synchronized from AD
- CardDAV Sync not fully working with Shared Folders on Mac OSX
- No desktop notification for INBOX subfolders
- Webmail bug - Cannot open MS Teams link in webmail
- AppleMail (EWS) crash when receiving an invite from Lotus Notes
- Calendar event attachment field is always in English
- Cannot change user public folder rights using a domain admin account
- Error when editing multiple users at the same time
- KOFF is unable to open resource as attached mailbox
- Paperclip attachment icon disappears from outlook and webmail for emails with attachments
- Attachment filter not blocking attachment
- TLSv1.2 is not used for client connections by default
- User in Outlook for Mac can create an all-day calendar event and it's synchronized with Webmail
- Webmail - Send an email with an active long text footer
- Webmail - Calendar attachments gets broken
- Webmail - task due date changes when the page is reloaded
- Webmail - Show more recipients in To: field does not work in the Czech language
- Editing meetings in Outlook for Mac causes hyperlinks to double
Version 9.2.12
Released: March 11, 2020
Release notes
Fixes:
- Crash with KThreadPool errors macOS
- Сannot install Kerio Connect Account Assistant in macOS Catalina
- KEMT | Userlist is empty when using Exchange 2013 and 2016
- Missing KOFF Account type because of Simplified Account Creation
- eM Client: When trying to share calendar, an unnamed error pops up
- Emails duplicated in a mailbox in certain scenarios
- AV fails to update in macOS
- Tasks are not synced anymore on iOS 13 with CalDAV
- KEMT fails to connect to Exchange 2013
- KOFF Unable to open the second shared folder (after upgrade)
- KOFF does NOT fully sync Deleted items from shared folders to the server.
- Kerberos to Active Directory authentication is not working on CentOS from mail client
- Kerio Connect Exchange - Event invites stripping hyperlinks
Version 9.2.11
Released: December 9, 2019
Release notes
New:
- KOFF performance improvements for searching items. Benefits mainly x64 platforms
- Open Java runtime is used for XMPP (repacing Oracle Java)
Fixes:
- Kerio Connect fails to start if luks.container file is missing
- Built-in Admin archive folder rights "checkbox" cannot be deactivated in Windows
- BCC is ignored in emails sent via ActiveSync
- A calendar invite from iCloud moves to another time
- Cannot deactivate access to the archive for users
- Chat is not working in Safari
- Kerio Connect trims large notes with no warning
- Delivery/Read receipts are not working with Outlook 2016/2019 Exchange ActiveSync profile
- eM Client: When trying to share calendar, an unnamed error pops up
- eM Client: When you want to upload a new distribution list on Kerio, error pops up and the upload won't be successful. Doesn't matter if you copy the list or create a new one.
- Email attachments missing using outlook with KOC
- GAL photos don't sync with AD
- Kerio Connect webmail login form does not contain anti-CFR token (XSS)
- Kerio Connect compatibility with The Bat! IMAP search
- Outlook for Mac reverts back change to appointment date from series
- Private Calendar Event's attachments are visible to all users
- Public calendar link broken after renaming calendar via BusyCal (MacOS)
- Reply messages contain extra strange numbers and characters
- Report Problem and Technical Support buttons are not working
- Secure Message signing does not work when the recipient is macOS Mojave Apple Mail
- The message when an attachment is blocked is not displayed in KOFF
- Timezone issue for Outlook 365 calendar invites
- Title for New Contact group, New task, and New note is incorrect
- When a user clicks to add extra disk space and Resizing Fails error occurs
- LDAP custom search Filter returns unnecessary results
Version 9.2.10
Released: July 31, 2019
Release notes
Fixes:
- Problem with sending emails from outlook after update to office version 1903 - 11425.20228
- Calendar not syncing with Outlook for Windows- Active Sync connection
- Mailbird client error failed to fetch emails
- Public folder rights - Invalid value
- Overview of shared sent items folder displays sender instead of the recipient address
- Verify your Identity pop up when using webmail over HTTPS
- Calendar events with Attachments causing issues with Active Sync synchronization
- Dragging a contact from "To:" field to e-mail body doesn't work
- LDAP Search no results when using non-standard fields
- Digital signature from Kerio Connect Client is not accepted by Gmail
- KOFF not loading correctly after upgrade to Outlook 1903 - 11425.20228
- Mailbird hangs during account configuration
- NMAP shows program name as Kerio
- Prompt on encryption when there is not enough disk space
- Drag a contact from To to email body does not work
- EWS: "DateTimeCreated" property is missing
- Domain folder rights are showing Invalid value
Version 9.2.9p2
Released: July 19, 2019
Release notes
Fixes:
- Problem with sending emails from outlook after update to office version 1903 - 11425.20228
- KOFF not loading correctly after upgrade to Outlook 1903 - 11425.20228
Version 9.2.9p1
Released: April 23, 2019
Release notes
Fixes:
- WebMail Contacts auto-completion is not working for previously created entries
- Finder is not responding MacOS 10.14
- Email with attached (Nested) email message not showing in KOFF
- LDAP-Replication gets only 200 contacts (configurable)
- Remote images are shown by default (disabled via config)
Version 9.2.9
Released: April 2, 2019
Release notes
New:
- Faster Contact List (webmail)
- Faster Global Address List (GAL)
- Added HTTP Security Headers
Fixes:
- Calendar not syncing with Outlook 2016 (Windows) - Active Sync connection
- Apple Mail (EWS) trying to sync deleted emails
- Garbled text in Outlook 2016 when using emoji character
- Mapping users from specific OU will break when editing the domain
- Webmail is treating a specific calendar invite as a normal email
- Incorrect PDF extension in Outlook 2016 and KOFF
- PDF attachments are missing in KOFF
- EWS Invalid GetItem response for meeting requests causing Mac Mail to crash
- “Data encryption” text is partially missing
- Cannot edit public contacts in MacOS 10.13 and 10.14 with Account Assistant
- Mapping users from a specific OU will break when editing the domain
- Calendar not syncing with Outlook 2016 (Windows) - Active Sync connection
- All day calendar events created in webmail span two days in KOFF in Windows 10 and Outlook 2016 (Polish edition)
- WebEx invitation is not triggering calendar entry
- Invitee's free/busy info mismatch in webmail and CalDAV client
- Missing "DateTimeCreated" property
- ActiveSync Incorrect HTTP status code Provisioning
- Spam tag issue Outlook
- Broken link in the Instant Messaging page
- Extra line space added when email is viewed in webmail
- Added EWS support for EM Client and MailBird
Version 9.2.8p1
Released: January 31, 2019
Release notes
Fixes:
- Webmail Edit as New is causing webmail crash
- Getting "Too many recipients" error after upgrading to 9.2.8
- Kerio Connect crashes when Max number of recipients is reached
- Mailing List should not be affected by Max recipients
- External calendar invitations disappearing after accepting in Outlook for Mac 16.20
- PDF attachments are missing in KOFF 9.2.8
- Reply to an email sent on behalf of a user is delivered to the delegate
Version 9.2.8
Released: December 26, 2018
Release notes
New:
- Support for Mac OS Mojave
- Support for Outlook 2019
Fixes:
- Apple 10.13.1 Mail crash after - GetItem: Item #423: FAILED, Item was not processed due to a previous error., error code=14
- Calendar not syncing with Outlook 2016 (Windows) - Active Sync connection
- Out-of-Office response not sent when a move to folder rule is enabled against the sender
- Sending S/MIME encrypted mail from Kerio Connect Web Client results in some servers refusing the message with "Error 501: Line too long" in response to DATA
- Activesync: Marking a flag as complete does not show completed in other clients
- Apple Mail (EWS) trying to sync deleted emails
- Autodiscover wrongly generated when using custom HTTPS port
- The chat server isn't showing proper SSL Certificate
- Inconsistent behavior when replying to an email with a delegation.
- Improve Encryption partition creation time and safety
- Encrypted data is not removed during full uninstallation
- Kerio Connect Client "send to email client" not working
- Error in log ActiveSync MailData::ReadFromWBXml: Unknown Application data ID: 0x0219
- Kerio Account assistant hangs when configuring Outlook for Mac
- Cannot send to Exchange (or O365) user when Exchange (or O365) + KOFF account is added in Outlook
- Kerio Connect Web Client does not show unread items in the title
- Max. number of recipients in a message not working with KOFF
- Mac OS X mail Exchange is adding text as attachments
- Serbia country code for Certificate Request is incorrect
- Incorrect translation for Kerio Connect Client GUI (Croation)
- Sieve Script error when opening KOFF options
- SPF Connect should not block email on SOFT FAIL
Version 9.2.7p3
Released: September 20, 2018
Release notes
Fixes:
- Improvements in EWS operations
- Answering recurring event makes organizer attendee on IOS
- Multiple instances of avserver process
- Too many opened HTTP connections
- Missing attachment error in Webmail after waiting some time
- The first startup gives unknown IP addresses, from other Network class. instead of from DHCP
- Out-of-Office response not sent when a move to folder rule is enabled against the sender
- Mailserver process crashes because of corrupted metadata dbb and dbo files
- Sending S/MIME encrypted mail from Kerio Connect Web Client results in some servers refusing the message with "Error 501: Line too long" in response to DATA
- Brisbane Time zone event creation issue iCal/Mac Calendar issue
- Kerio Connect Web Client does not show unread items in the title
- Kerio Connect Web Client Email Preview should not update page title
- ActiveSync Calendar events move to the date when the invite is accepted
Version 9.2.7p2
Released: July 31, 2018
Release notes
Fixes:
- Kerio Connect Appliance fails to upgrade to 9.2.7
- Meeting organizer does not see updated status on iOS ActiveSync
- Attachments cannot be added to calendar events
Version 9.2.7p1
Released: July 24, 2018
Release notes
Fixes:
- Changed to Exchange ActiveSync 14 due to iOS compatibility issues
- Cryptosetup version 1.2.0 to support centos6 and Debian wheezy
- Unable to disable encryption in certain situations
- Shared domain calendars cannot be modified (Outlook on Mac)
- Setting up a meeting from iOS with ActiveSync does not send invitations (includes re-invites)
- Unable to add an attachment to the event in a calendars
- Unable to set license on Linux when Encryption is enabled
- Unable to upgrade Kerio Connect on VMware Virtual Appliance
- Debian APT was being changed to Buster
- AV Update can cause mailflow to stop
Version 9.2.7
Released: June 4, 2018
Kerio Connect 9.2.7 includes security enhancements to allow encryption of personal and sensitive data collected and stored by the product.
Release notes
New:
- Added support for encrypting personal and sensitive data on Linux installations
Fixes:
- ActiveSync All Day event issue on iOS
- Manually created CalDAV accounts can't add invitees
- Crash due to malformed email (To, Cc, Bcc, From) in Drafts from emails in ActiveSync
- ActiveSync created events not displaying in Outlook
- Maximum number of Recipients ignored ActiveSync
- Maximum number of Recipients ignored WebMail/HTTP
- Restore deleted emails
- Show more results calendar search
- Fix to Windows Timezones
- Windows 10 Calendar event now showing in WebMail
- Webmail unable to get focus on the body after removing the recipient from the list
- Unable to download chat or XMPP Archives
- Memory leak in tinydb_get_item_maybe_raw
Version 9.2.6p2
Released: May 3, 2018
Release notes
Fixes:
- Kerio Connect Account Assistant hang on Mac OS X Sierra (10.13)
- Memory leaks on CentOS
Version 9.2.6p1
Released: April 23, 2018
Release notes
Fixes:
- Kerio Connect Account Assistant hang on Mac OS X Sierra (10.13)
- Error when dismissing reminders in Chrome 64
- Several timezones are detected incorrectly by Connect Server
- Kero Connect Crashing after upgrade to 9.2.6
Version 9.2.6
Released: March 28, 2018
Kerio Connect 9.2.6 brings support for the latest version of Exchange ActiveSync (EAS), added support for MacOS High Sierra, and various customer reported fixes.
Release notes
New:
- Support for Exchange ActiveSync 16
- ActiveSync 16: Syncing the Drafts Folder
- ActiveSync 16: Calendar Attachments
Fixes:
- The delete button is not available in Context menu of WebMail
- Calendar event deleted from webmail remains on iOS device
- Fails to parse request from iPhone when the location is given
- created from WebMail are not getting synchronized to Calendar application on certain setup
- Connect Sync app on Android does not Sync in a certain configuration
- Timezone detected for (UTC +01:00) on Windows
- Send to Mail recipient from Windows Explorer context menu does not work
- Kerio Connect Account Assistant hang on Mac OS X High Sierra (10.13)Emails containing images with a link to another URL is opened incorrectly (MacOS)
- Slow HTTP POST vulnerability
- XSS Vulnerability
- AV fails to scan when it detects a special character
- Telephone number fields are not properly synced from AD for GAL Contacts
- High Reference Count - EWS Error in Log
- PDF attachments are converted to .bin for some emails
- Crash in Apple Mail after receiving an error message from Kerio Connect
- Bayes is not able to re-learn the message
- Kerio Connect: Email Search by Number - Size in search box not correctly displayed
- Kerio Connect: Email Search by Number - Time in search box not correctly displayed
- Kerio Connect vCard does not escape the semicolon in phone numbers
- Windows 10 Calendar Event not displaying in WebMail
- AntiSpam SMTP greeting delay doesn't apply to Secure SMTP
- Sub-folder in Sent Folder displays Emails Sender Address in Kerio Connect Client
- Process crash after a timeout when stopping busy service
- IM: Long incoming message is not scrolling on top
- Unable to select any font style other than Aerial and Default
- Responses from attendees are not removed from CalInbox when an event is changed
- Domain name in Connect can't contain multiple dashes in sequence
- Click on desktop notification should not change the position of New messages marker
- Default avatar changes after updating contact and refreshing
- Error after moving lots of contacts between two folders
- Drag and drop email from "to" to "email body" is buggy
- Shrink inline images to the viewport
- Default timezone set according to the browser, not server settings
- Spell checker: It's not possible to fix words that are in front of a special character
- It's possible to remove the last user with admin rights
- Updated Boost to improve html2plain conversion
- Issue when uploading filename with invalid characters in the name
- Strange character in webmail causes email not to be displayed
- General fixes and improvements
Version 9.2.5p3
Released: September 28, 2017
Release notes
Fixes:
- Fixed issues with Kerio Antivirus
Version 9.2.5p2
Released: September 27, 2017
Release notes
Fixes:
- Fixed issue with installer on Windows
Version 9.2.5p1
Released: September 26, 2017
Release notes
Fixes:
- Fixed issue with upgrading from older versions
Version 9.2.5
Released: September 22, 2017
Kerio Connect 9.2.5 provides fixes and product improvements.
Release notes
Fixes:
- Cursor goes to the bottom when replying to email in Firefox
- Errors with webmail interface
- Account Assistant for macOS incorrectly configures account causing password prompts
- Javascript files take long time to load- Account Assistant, multiple shared accounts, Contacts app
- FORGED_YAHOO_RCVD is evaluated incorrectly and flags messages originating from valid Yahoo servers
- FORGED_MUA_MOZILLA spam assassin rule is not correctly evaluated or is too aggressive
- NO_RDNS_DOTCOM_HELO is evaluated incorrectly and marks messages originating from servers with reverse DNS
- Links are rendered incorrectly in Kerio Connect 9.2.4
- Opened folders Bug
Version 9.2.4
Released: July 11, 2017
Kerio Connect 9.2.4 is a maintenance release that provides fixes, and adds support for Windows Server 2016
Release notes
Kerio Connect
New:
- Add support for Windows Server 2016
Fixes:
- Kerio Connect in Perth timezone incorrectly detects timezone as
- Kerio Connect Engine doesn't work on MacOS
- TNEF decoder corrupts whole email if signed
- Last login is not updated in user statistics
- Message opened in KOFF in extra Window reports MAPI Error Message Outlook 0x00040680 MAPI_W_PARTIAL_COMPLETION when deleted in other client
- Print view is shifted by one hour in Calendar print view
- Some events appear in Webmail bit not in Outlook using KOFF connector
- Links are rendered incorrectly in Kerio Connect
Kerio Connect Client
Fixes:
- Kerio Connect client does not allow email with single-letter domain
- XSS vulnerability in email preview with links containing "mailto:" and "http://"
- UI redressing / CSS injection vulnerability with body *link attributes
- XSS vulnerability in email preview with body attributes
- Right click links containing credential fires error on IE/Edge
- Copy/Paste from Excel into Contacts fails to separate items
Version 9.2.3
Released: April 27, 2017
Kerio Connect
- Fixed updating of Kerio Antivirus if update directory or downloaded update files are held by another process.
- Fixed rare interruption of upgrade process when upgrading from Kerio Connect 9.1 and older.
- Fixed potential stability problem during instant messaging (XMPP) server initialization.
- Some meeting responses to invitations could not be successfully sent from devices with iOS 10.3 using Exchange ActiveSync.
Kerio Connect Client
- Fixed CVE-2017-7440 (CWE-693) vulnerability.
Kerio Connect Client application for Mac and Windows
- Fixed CVE-2017-7440 (CWE-693) vulnerability.
Kerio Connect Administration
- Fixed Japanese translation.
