Microsoft has released Update Rollup 8 for Exchange 2007 Service Pack 3.
From the Microsoft Exchange Team blog:
On August 13th 2012, the Exchange CXP team released Update Rollup 8 for Exchange Server 2007 SP3 to the Download Center.
This update contains a number of customer reported and internally found issues. See KB 2734323 Description of Update Rollup 8 for Exchange Server 2007 Service Pack 3.
In particular we would like to specifically call out the following fixes which are included in this release:
Note: Some of the following KB articles may not be available at the time of publishing this post.
- New updates for August DST – Exchange 2007 – SP3 RU8
- 2701037 Store.exe crash by strcat_s() to Exchange 2007
- 2699574 Microsoft Exchange Information Store service may stop responding when you perform a search on Exchange mailboxes in an Exchange Server 2007 environment
- 2743243 MS12-058: Vulnerability in Microsoft Exchange Server WebReady document viewing could allow remote code execution
Exchange Server 2007 SP3 Update Rollup 8 can be downloaded here.