MailEnable

With the exception of security updates, it is recommended to wait for a product update unless you are specifically experiencing the issue addressed in the related hotfix. MailEnable usually provides a new version release shortly after posting a hot fix on this page.

It is recommended that the most recent version of the MailEnable software is installed, since it would have all past hot fixes incorporated in it.

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SMTP Patch for 5.06 on Windows 2000 (ME-10045)

Applies to:

5.06 Standard Edition
5.06 Professional Edition
5.06 Enterprise Edition
5.06 Premium Edition

Updated 07-February-2011

Reason:

+ Installation of version 5.06 may cause SMTP connector to raise an undefined entrypoint error (Entry Point Not Found : The procedure entry point getaddrinfo could not be located in the dynamic link library WS2_32.dll)

Installation:
+ Stop the MailEnable SMTP Connector Service
+ Extract the SMTP executables into the Mail Enable/Bin or Bin64 depending on your version of Windows.
+ Start the MailEnable SMTP Connector Service

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SMTP Hotfix (ME-10044)

Applies to:

4.25 Standard Edition and earlier
4.25 Professional Edition and earlier
4.25 Enterprise Edition and earlier
3.x MailEnable Editions

Reason:

+ Contains SMTP hotfix where a remote user can cause the SMTP service to fail (Secunia advisory SA41175, CVE identifier CVE-2010-2580).

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IMAP Hotfix/Update (ME-10042)

Applies to:

3.52 Professional Edition
3.52 Enterprise Edition

Reason:

Updated: 18 August 2008 (changes only apply to Professional Edition)
+ Contains update/new MEAINFY.DLL that allows Professional Edition to use the same real time notification delivery as currently available in Enterprise Edition
+ New notification interface allows connected clients to be immediately notified of new messages as they are delivered into the mailbox
+ New notification interface allows METRAY to query concurrent IMAP connections
+ New notification interface allows changes made to messages in webmail to be notified to connected IMAP clients

Updated: 14 August 2008
+ Postoffice connector update to improve speed of message delivery
+ APPEND and COPY commands now mark new items with recent flag
+ Fixed issue where UID COPY commands may take a large amount of time time complete
+ Added ability to place _RESET.DTY file in folders to instruct IMAP clients to reload message list
+ Postoffice connector update to improve speed of message delivery
+ APPEND and COPY commands now mark new items with recent flag
+ Fixed issue where UID COPY commands may take a large amount of time time complete
+ Added ability to place _RESET.DTY file in folders to instruct IMAP clients to reload message list

Updated: 13 August 2008 (Updated)
+ Patched issue where server timeouts may occur on expunge.
+ Additional Stability/mutexing improvements associated with concurrent connection notification

Updated: 12 August 2008
+ NOOP IMAP response may indicate incorrect number of messages (potentially causing delays in messages appearing in client)

Updated: 08 August 2008
+ Notifications to copy move and append commands may report extra message in folder.

Updated: 06 August 2008
+ additional locking modifications to resolve index/mailbox contention (causing occasional outlook UID errors and potential instability under load) + message flag notifications to other connected mailbox clients may not receive all flag updates in situations where multiple changes are made in one transaction).

Originally Posted: 01 August 2008
+ Addresses issue with possible IMAP crashing under load with multiple connections to same folders
+ Addresses issue with IMAP not immediately displaying all messages within folders (whereby messages could take an indeterminate amount of time to be realized by the client)

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SMTP Service hotfix (ME-10039)

Applies to:

Standard version before 1.986
Professional version before 3.14
Enterprise version before 3.14

If you are running older versions of MailEnable, then this hotfix also applies to the following versions:
Professional version before 1.87
Enterprise version before 1.44
Professional version before 2.52
Enterprise version before 2.52

Reason
+ Fixes a bug with EXP/VRFY where remote users could cause the SMTP connector to crash

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MailEnable Security Lockdown Utility (ME-10031)

Applies to:

MailEnable 1.X and 2.X Versions

Reason:

This update significantly locks down the rights and permissions required for MailEnable protocol services.
More information on the update is available here: www.mailenable.com/security/lockdown.asp.
You should carefully read the above-mentioned document to understand the changes that the update will make to the server.

1. Download the ME-10031.EXE file associated with this update notice
   
2. Run the executable
   
3. Additional information on the update are outlined in the associated Read-Me.txt (also located in Mail Enable\Updates\ME-10031)
   

Notes:

1. Plesk users should review KB Article ME020478 before applying this update.
   
2. If you are running the update on a domain controller, you should check that the IME_SYSTEM account is assigned the "Logon as Service" right under the Administraive Tools|Local Security Policy
   
3. If you have problems with SSL having run this update, you should review KB Article ME020479 .
   

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Mailbox Delivery Event Registry Updates (ME-10007)

For MailEnable Professional: version 1.6 and later
For MailEnable Enterprise: version 1.1 and later

Reason:

+ Registry settings for disabling all mailbox delivery events
+ Plesk customers may experience looping problems with Plesk provided Mailbox Delivery Event
+ Includes fixes to issues addressed previous updates (including security updates)

1. Download this file
   
2. Instructions are contained within the associated Read-Me.txt (along with registry import files)
   

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General Update Recommendation (ME-10001)

Users of Enterprise Edition 1.23/2.0 , Professional 1.79/2.0 , MailEnable Standard 1.97 and before should upgrade their software to a more recent version.