Help and Support

MS05-019: Vulnerabilities in TCP/IP could allow remote code execution and denial of service

Article ID:893066
Last Review:July 6, 2006
Revision:7.6

Technical Update

June 14, 2005: Security update MS05-019 was re-released.
June 14, 2005: Updated the "Known issues" section.
August 17, 2005: Updated the "Known issues" section.

Known issues

For more information, click the following article number to view the article in the Microsoft Knowledge Base:
901159 (http://support.microsoft.com/kb/901159/) Some Internet Security Systems products stop running after you install the revised MS05-019 security update or after you install the Update Rollup 1 for Windows 2000 SP4 on a Windows 2000-based computer
After you install the updated version of security update MS05-019 on a Windows 2000-based computer, you may notice that there is no Remove button for the KB893066 entry in the Add or Remove Programs (ARP) tool in Control Panel.
Security update MS05-019 modifies the way that the affected operating systems validate the ICMP requests. For more information, click the following article number to view the article in the Microsoft Knowledge Base:
900926 (http://support.microsoft.com/kb/900926/) Recommended TCP/IP settings for WAN links with a MTU size of less than 576
In Windows XP Service Pack 2, the Add or Remove Programs tool in Control Panel lists software updates. Add or Remove Programs lists software updates under the name of the product that they update. In Windows XP Service Pack 2, Add or Remove Programs will list this update under Windows XP – Software Updates. In Windows XP Service Pack 2, Add or Remove Programs will not show "Installed On" for this software update. Therefore, this software update does not show up in the order of installation. Instead, this software update shows at the top of the Windows XP – Software Updates list.
After you install this security update, you may notice network performance degradation. For more information, click the following article number to view the article in the Microsoft Knowledge Base:
890345 (http://support.microsoft.com/kb/890345/) Security update 893066 returns the default size of the TCP receive window in Windows 2000 to the pre-Service Pack 3 default size of 17,520 bytes
This security update supports a new registry key that is named MaxIcmpHostRoutes. For more information, click the following article number to view the article in the Microsoft Knowledge Base:
896350 (http://support.microsoft.com/kb/896350/) Security update 893066 introduces the MaxIcmpHostRoutes registry entry
On computers that are running Microsoft Windows XP with Service Pack 1 (SP1), networking programs and tools that send manually crafted Transmission Control Protocol (TCP) packets over raw Internet Protocol (IP) sockets may stop working. This behavior may also affect programs and tools that send User Datagram Protocol (UDP) packets. For more information, click the following article number to view the article in the Microsoft Knowledge Base:
897656 (http://support.microsoft.com/kb/897656/) Networking programs that send TCP packets or UDP packets over raw IP sockets may stop working after you apply security update MS05-019 to a computer that is running Windows XP with Service Pack 1
Network connectivity between clients and servers may not work after you install security update MS05-019. For more information, click the following article number to view the article in the Microsoft Knowledge Base:
898060 (http://support.microsoft.com/kb/898060/) Installing security update MS05-019 or Windows Server 2003 Service Pack 1 may cause network connectivity between clients and servers to fail
For more information, click the following article number to view the article in the Microsoft Knowledge Base:
898542 (http://support.microsoft.com/kb/898542/) Windows Server 2003 systems using IPsec tunnel-mode functionality may experience problems after you install the original version of 893066

SUMMARY

Microsoft has released security bulletin MS05-019. The security bulletin contains all the relevant information about the security update. The information includes file manifest information and deployment options. To view the complete security bulletin, visit one of the following Microsoft Web sites:
Home users:
http://www.microsoft.com/protect/computer/updates/bulletins/default.mspx (http://www.microsoft.com/protect/computer/updates/bulletins/default.mspx)
IT professionals:
http://www.microsoft.com/technet/security/bulletin/ms05-019.mspx (http://www.microsoft.com/technet/security/bulletin/ms05-019.mspx)

APPLIES TO
Microsoft Windows 2000 Advanced Server
Microsoft Windows 2000 Service Pack 3
Microsoft Windows 2000 Datacenter Server
Microsoft Windows 2000 Professional Edition
Microsoft Windows 2000 Service Pack 4
Microsoft Windows XP for Itanium-based Systems Version 2003
Microsoft Windows XP Home Edition
Microsoft Windows XP Service Pack 1a
Microsoft Windows XP Media Center Edition
Microsoft Windows XP Media Center Edition 2005
Microsoft Windows XP Professional
Microsoft Windows XP Tablet PC Edition
Microsoft Windows XP Tablet PC Edition 2005
Microsoft Windows Server 2003, Datacenter Edition (32-bit x86)
Microsoft Windows Server 2003, Datacenter Edition for Itanium-Based Systems
Microsoft Windows Server 2003, Enterprise Edition (32-bit x86)
Microsoft Windows Server 2003, Enterprise Edition for Itanium-based Systems
Microsoft Windows Server 2003, Standard Edition (32-bit x86)
Microsoft Windows Server 2003, Web Edition

Back to the top

Keywords: 
kbwin2000presp5fix kbwinxppresp3fix kbwinserv2003sp1fix kbwinserv2003presp1fix kbqfe kbfix kbbug kbsecvulnerability kbsecurity kbsecbulletin kbhotfixserver KB893066

Article Translations

 

Other Support Options

  • Contact Microsoft
    Phone Numbers, Support Options and Pricing, Online Help, and more.
  • Customer Service
    For non-technical assistance with product purchases, subscriptions, online services, events, training courses, corporate sales, piracy issues, and more.
  • Newsgroups
    Pose a question to other users. Discussion groups and Forums about specific Microsoft products, technologies, and services.