Patch Available for ActiveX Parameter Validation Vulnerability
This article was previously published under Q278511 SYMPTOMS Microsoft has released a patch that eliminates a security
vulnerability in Microsoft Windows 2000. The vulnerability could allow enable a
malicious user to potentially run code on another user's machine. For more
information about this vulnerability and the patch, please view the following
Microsoft Web site: http://www.microsoft.com/technet/security/bulletin/ms00-085.mspx (http://www.microsoft.com/technet/security/bulletin/ms00-085.mspx) Frequently asked questions about this vulnerability and the patch
are available at the following Microsoft Web site: http://www.microsoft.com/technet/security/bulletin/fq00-085.mspx (http://www.microsoft.com/technet/security/bulletin/fq00-085.mspx) CAUSE This problem can occur because there is an unchecked buffer
in an ActiveX control that ships as part of Windows 2000. By providing
carefully-crafted parameters when invoking the control, it would be possible to
cause code of the caller's choice to run by using a buffer overrun.
RESOLUTIONTo resolve this problem, obtain the latest service
pack for Windows 2000. For additional information, click the following article
number to view the article in the Microsoft Knowledge Base: 260910 (http://support.microsoft.com/kb/260910/EN-US/) How to Obtain the Latest Windows 2000 Service Pack
The following files are available for download from the Microsoft
Download Center: English Language Version (http://download.microsoft.com/download/win2000platform/patch/q278511/nt5/en-us/q278511_w2k_sp2_x86_en.exe) Arabic Language Version (http://download.microsoft.com/download/win2000platform/patch/q278511/nt5/ar/q278511_w2k_sp2_x86_ar.exe) Chinese (Simplified) Language Version (http://download.microsoft.com/download/win2000platform/patch/q278511/nt5/cn/q278511_w2k_sp2_x86_cn.exe) Chinese (Traditional) Language Version (http://download.microsoft.com/download/win2000platform/patch/q278511/nt5/tw/q278511_w2k_sp2_x86_tw.exe) Czech Language Version (http://download.microsoft.com/download/win2000platform/patch/q278511/nt5/cs/q278511_w2k_sp2_x86_cs.exe) Danish Language Version (http://download.microsoft.com/download/win2000platform/patch/q278511/nt5/da/q278511_w2k_sp2_x86_da.exe) Dutch Language Version (http://download.microsoft.com/download/win2000platform/patch/q278511/nt5/nl/q278511_w2k_sp2_x86_nl.exe) Finnish Language Version (http://download.microsoft.com/download/win2000platform/patch/q278511/nt5/fi/q278511_w2k_sp2_x86_fi.exe) French Language Version (http://download.microsoft.com/download/win2000platform/patch/q278511/nt5/fr/q278511_w2k_sp2_x86_fr.exe) German Language Version (http://download.microsoft.com/download/win2000platform/patch/q278511/nt5/de/q278511_w2k_sp2_x86_de.exe) Greek Language Version (http://download.microsoft.com/download/win2000platform/patch/q278511/nt5/el/q278511_w2k_sp2_x86_el.exe) Hebrew Language Version (http://download.microsoft.com/download/win2000platform/patch/q278511/nt5/he/q278511_w2k_sp2_x86_he.exe) Hungarian Language Version (http://download.microsoft.com/download/win2000platform/patch/q278511/nt5/es/q278511_w2k_sp2_x86_es.exe) Italian Language Version (http://download.microsoft.com/download/win2000platform/patch/q278511/nt5/it/q278511_w2k_sp2_x86_it.exe) Japanese Language Version (http://download.microsoft.com/download/win2000platform/patch/q278511/nt5/ja/q278511_w2k_sp2_x86_ja.exe) Japanese NEC Language Version (http://download.microsoft.com/download/win2000platform/patchnec/q278511/nt5/ja/q278511_w2k_sp2_nec98_ja.exe) Korean Language Version (http://download.microsoft.com/download/win2000platform/patch/q278511/nt5/ko/q278511_w2k_sp2_x86_ko.exe) Norwegian Language Version (http://download.microsoft.com/download/win2000platform/patch/q278511/nt5/no/q278511_w2k_sp2_x86_no.exe) Polish Language Version (http://download.microsoft.com/download/win2000platform/patch/q278511/nt5/pl/q278511_w2k_sp2_x86_pl.exe) Portuguese (Brazilian) Language Version (http://download.microsoft.com/download/win2000platform/patch/q278511/nt5/pt-br/q278511_w2k_sp2_x86_br.exe) Portuguese Language Version (http://download.microsoft.com/download/win2000platform/patch/q278511/nt5/pt/q278511_w2k_sp2_x86_pt.exe) Russian Language Version (http://download.microsoft.com/download/win2000platform/patch/q278511/nt5/ru/q278511_w2k_sp2_x86_ru.exe) Spanish Language Version (http://download.microsoft.com/download/win2000platform/patch/q278511/nt5/es/q278511_w2k_sp2_x86_es.exe) Swedish Language Version (http://download.microsoft.com/download/win2000platform/patch/q278511/nt5/sv/q278511_w2k_sp2_x86_sv.exe) Turkish Language Version (http://download.microsoft.com/download/win2000platform/patch/q278511/nt5/tr/q278511_w2k_sp2_x86_tr.exe)For additional information about how to download Microsoft Support files, click the following article number to view the article in the Microsoft Knowledge Base: 119591 (http://support.microsoft.com/kb/119591/EN-US/) How to Obtain Microsoft Support Files from Online Services
Microsoft scanned this file for viruses. Microsoft used the most
current virus-detection software that was available on the date that the file
was posted. The file is stored on security-enhanced servers that help to
prevent any unauthorized changes to the file.
The English-language version of this fix should have the following file attributes or later: Date Time Size File name Platform ------------------------------------------------------------ 10/31/2000 2:42:10pm 3,584 Spmsg.dll i386 10/26/2000 3:22:04pm 172,304 Sysmon.ocx i386 STATUSMicrosoft
has confirmed that this is a problem in the Microsoft products that are listed
at the beginning of this article.
This problem was first corrected in Windows 2000 Service
Pack 2. APPLIES TO
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