CU3 for Microsoft Exchange Server 2013 was released yesterday 11/25/2013
File about 1,5 GB can be downloaded here:
Cumulative Update 3 for Exchange Server 2013 (KB2892464)
After instalation of CU3 your Exchange Server 2013 version number will be 15.0.775.38
The following new enhancements and improvements to existing functionality have also been added for Exchange Server 2013 customers:
- Usability improvements when adding members to new and existing groups in the Exchange Administration Console
- Online RMS available for use by non-cloud based Exchange deployments
- Improved admin audit log experience
- Windows 8.1/IE11 no longer require the use of OWA Light
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