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    【漏洞預警】微軟Hyper-V、HTTP通訊協定堆疊及Object Linking and Embedding(OLE)存在安全漏洞(CVE-2021-28476、CVE-2021-31166及CVE-2021-31194

    教育機構ANA通報平台

    發佈編號 發佈時間
    事故類型 ANA-漏洞預警 發現時間 2021-05-13 18:01:23
    影響等級 中    
    [主旨說明:]【漏洞預警】微軟Hyper-V、HTTP通訊協定堆疊及Object Linking and Embedding(OLE)存在安全漏洞(CVE-2021-28476、CVE-2021-31166及CVE-2021-31194)，允許攻擊者遠端執行任意程式碼，請儘速確認並進行更新
    [內容說明:] 
    轉發 國家資安資訊分享與分析中心 NISAC-ANA-202105-0389

微軟Hyper-V、HTTP通訊協定堆疊及Object Linking and Embedding(OLE)存在安全漏洞(CVE-2021-28476、CVE-2021-31166及CVE-2021-31194)，可能遭遠端攻擊者藉由發送特製封包或誘騙受害者存取特製網頁，進而利用漏洞執行任意程式碼。

情資分享等級: WHITE(情資內容為可公開揭露之資訊)
    [影響平台:] 
    受影響版本如下：;
● CVE-2021-28476：
Windows 7 for x64-based Systems Service Pack 1;
Windows 8.1 for x64-based systems;
Windows 10 for x64-based Systems;
Windows 10 Version 1607 for x64-based Systems;
Windows 10 Version 1803 for x64-based Systems;
Windows 10 Version 1809 for x64-based Systems;
Windows 10 Version 1909 for x64-based Systems;
Windows 10 Version 2004 for x64-based Systems;
Windows 10 Version 20H2 for x64-based Systems;
Windows Server 2008 R2 for x64-based Systems Service Pack 1;
Windows Server 2008 R2 for x64-based Systems Service Pack 1 (Server Core installation);
Windows Server 2008 for x64-based Systems Service Pack 2;
Windows Server 2008 for x64-based Systems Service Pack 2 (Server Core installation);
Windows Server 2012;
Windows Server 2012 (Server Core installation);
Windows Server 2012 R2;
Windows Server 2012 R2 (Server Core installation);
Windows Server 2016;
Windows Server 2016 (Server Core installation);
Windows Server 2019;
Windows Server 2019 (Server Core installation);
Windows Server, version 1909 (Server Core installation);
Windows Server, version 2004 (Server Core installation);
Windows Server, version 20H2 (Server Core Installation);

● CVE-2021-31166：;
Windows 10 Version 2004 for ARM64-based Systems;
Windows 10 Version 2004 for 32-bit Systems;
Windows 10 Version 2004 for x64-based Systems;
Windows 10 Version 20H2 for ARM64-based Systems;
Windows 10 Version 20H2 for 32-bit Systems;
Windows 10 Version 20H2 for x64-based Systems;
Windows Server, version 2004 (Server Core installation);
Windows Server, version 20H2 (Server Core Installation);

● CVE-2021-31194：;
Windows 7 for 32-bit Systems Service Pack 1;
Windows 7 for x64-based Systems Service Pack 1;
Windows 8.1 for 32-bit systems;
Windows 8.1 for x64-based systems;
Windows RT 8.1;
Windows 10 for 32-bit Systems;
Windows 10 for x64-based Systems;
Windows 10 Version 1607 for 32-bit Systems;
Windows 10 Version 1607 for x64-based Systems;
Windows 10 Version 1803 for ARM64-based Systems;
Windows 10 Version 1803 for 32-bit Systems;
Windows 10 Version 1803 for x64-based Systems;
Windows 10 Version 1809 for ARM64-based Systems;
Windows 10 Version 1809 for 32-bit Systems;
Windows 10 Version 1809 for x64-based Systems;
Windows 10 Version 1909 for ARM64-based Systems;
Windows 10 Version 1909 for 32-bit Systems;
Windows 10 Version 1909 for x64-based Systems;
Windows 10 Version 2004 for ARM64-based Systems;
Windows 10 Version 2004 for 32-bit Systems;
Windows 10 Version 2004 for x64-based Systems;
Windows 10 Version 20H2 for ARM64-based Systems;
Windows 10 Version 20H2 for 32-bit Systems;
Windows 10 Version 20H2 for x64-based Systems;
Windows Server 2008 for 32-bit Systems Service Pack 2;
Windows Server 2008 for 32-bit Systems Service Pack 2 (Server Core installation);
Windows Server 2008 for x64-based Systems Service Pack 2;
Windows Server 2008 for x64-based Systems Service Pack 2 (Server Core installation);
Windows Server 2008 R2 for x64-based Systems Service Pack 1;
Windows Server 2008 R2 for x64-based Systems Service Pack 1 (Server Core installation);
Windows Server 2012;
Windows Server 2012 (Server Core installation);
Windows Server 2012 R2;
Windows Server 2012 R2 (Server Core installation);
Windows Server 2016;
Windows Server 2016 (Server Core installation);
Windows Server 2019;
Windows Server 2019 (Server Core installation);
Windows Server, version 1909 (Server Core installation);
Windows Server, version 2004 (Server Core installation);
Windows Server, version 20H2 (Server Core Installation);
    [建議措施:] 
    目前微軟官方已針對此漏洞釋出更新程式，請各機關聯絡設備維護廠商或參考以下網址進行更新：
1. https://msrc.microsoft.com/update-guide/vulnerability/CVE-2021-28476
2. https://msrc.microsoft.com/update-guide/vulnerability/CVE-2021-31166
3. https://msrc.microsoft.com/update-guide/vulnerability/CVE-2021-31194
    [參考資料:]
    1. https://www.ithome.com.tw/news/144350
    2. https://msrc.microsoft.com/update-guide/vulnerability/CVE-2021-28476
    3. https://msrc.microsoft.com/update-guide/vulnerability/CVE-2021-31166
    4. https://msrc.microsoft.com/update-guide/vulnerability/CVE-2021-31194
    (此通報僅在於告知相關資訊，並非為資安事件)，如果您對此通報的內容有疑問或有關於此事件的建議，歡迎與我們連絡。
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