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TLP:WHITE

Alert (TA05-221A)

Microsoft Windows and Internet Explorer Vulnerabilities

Original release date: August 09, 2005

Systems Affected

  • Microsoft Windows
  • Microsoft Internet Explorer
For more complete information, refer to the Microsoft Security Bulletin Summary for August, 2005.

Overview

Microsoft has released updates that address critical vulnerabilities in Windows and Internet Explorer. Exploitation of these vulnerabilities could allow a remote, unauthenticated attacker to execute arbitrary code or cause a denial of service on an affected system.

Description

Microsoft Security Bulletins for August, 2005 address vulnerabilities in Windows and Internet Explorer. Further information is available in the following Vulnerability Notes:

VU#965206 - Microsoft Internet Explorer JPEG rendering library vulnerable to buffer overflow

Microsoft Internet Explorer contains a flaw related to JPEG image rendering that may allow an attacker to remotely execute arbitrary code.
(CAN-2005-1988)

VU#959049 - Several COM objects cause memory corruption in Internet Explorer

Microsoft Internet Explorer allows instantiation of non-ActiveX COM objects, which may allow an attacker to execute arbitrary code or crash Internet Explorer.
(CAN-2005-1990)

VU#998653 - Microsoft Plug and Play contains a buffer overflow vulnerability

Microsoft Plug and Play contains a flaw in the handling of message buffers that may result in a local or remote denial-of-service condition and arbitrary code execution.
(CAN-2005-1983)

VU#490628 - Microsoft Remote Desktop Protocol service contains an unspecified vulnerability

An input validation error in the Microsoft Remote Desktop Protocol (RDP) service may allow a remote attacker to cause a denial-of-service condition.
(CAN-2005-1218)

VU#220821 - Microsoft Print Spooler service contains a buffer overflow

A buffer overflow in the Microsoft Print Spooler service may allow a remote attacker to execute arbitrary code on a vulnerable system.
(CAN-2005-1984)

Impact

Exploitation of these vulnerabilities may allow a remote, unauthenticated attacker to execute arbitrary code with SYSTEM privileges or with the privileges of the user. If the user is logged on with administrative privileges, the attacker could take complete control of an affected system. An attacker may also be able to cause a denial of service.

Solution

Apply Updates

Microsoft has provided the updates for these vulnerabilities in the Security Bulletins and on the Microsoft Update site.

Workarounds

Please see the individual Vulnerability Notes for workarounds.


Appendix A. References


Feedback can be directed to the US-CERT Technical Staff.

Revision History

  • August 09, 2005: Initial release

    Last updated

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