October Microsoft Security Bulletins. Ten bulletins (seven critical, three important) were released by Microsoft today at http://www.microsoft.com/security/bulletins/200410_windows.mspx and http://www.microsoft.com/security/bulletins/200410_office.mspx

Here is a brief synopsis:

MS04-029 IMPORTANT Vulnerability in RPC Runtime Library Could Allow Information Disclosure and Denial of Service (873350)

An information disclosure and denial of service vulnerability exists that could cause the affected system to stop responding or could potentially read portions of active memory content.

MS04-030 IMPORTANT Vulnerability in WebDav XML Message Handler Could Lead to a Denial of Service (824151)

A Denial of Service vulnerability exists that could cause the affected system to stop responding to requests.

MS04-031 IMPORTANT Vulnerability in NetDDE Could Allow Remote Code Execution (841533)

A remote code execution vulnerability exists in the NetDDE services because of an unchecked buffer.

MS04-032 CRITICAL Security Update for Microsoft Windows (840987)

A remote code execution vulnerability, two elevation of privilege vulnerabilities, and a denial of service vulnerability exist in Windows. The most severe vulnerability could allow remote code execution on an affected system.

MS04-033 CRITICAL Vulnerability in Microsoft Excel Could Allow Remote Code Execution (886836)

A vulnerability exists in Microsoft Excel that could allow remote code execution on an affected system.

MS04-034 CRITICAL Vulnerability in Compressed (zipped) Folders Could Allow Remote Code Execution (873376)

A vulnerability exists in the way that Windows processes compressed (zipped) folders that could allow remote code execution on an affected system.

MS04-035 CRITICAL Vulnerability in SMTP Could Allow Remote Code Execution
(885881)

A vulnerability exists in the Windows SMTP component and Exchange Server Routing Engine component that could allow remote code execution on an affected system.

MS04-036 CRITICAL Vulnerability in NNTP Could Allow Remote Code Execution
(883935)

A vulnerability exists in the Windows NNTP Component that could allow remote code execution on an affected system.

MS04-037 CRITICAL Vulnerability in Windows Shell Could Allow Remote Code Execution (841356)

A vulnerability exists in the way that the Windows Shell launches applications. A vulnerability exists in Program Group Converter because of the way that it handles specially crafted requests. Both could allow remote code execution on an affected system.

MS04-038 CRITICAL Cumulative Security Update for Internet Explorer (834707)

Five remote code execution and three information disclosure vulnerabilities exist in Internet Explorer.