Windows 系統出現漏洞(CVE-2021-40444)恐被駭!!

正航資訊-技術通告(零時差漏洞)

微軟 9 月 8 日公告的 Windows 零時差漏洞(CVE-2021-40444)攻擊者可傳送惡意 Office 文件,用戶開啟後會連上內含惡意 ActiveX 控制項的網站,並下載惡意程式到該台 PC,讓駭客可執行任意程式碼,並接管整台電腦。

資訊安全

攻擊者可以製作惡意 ActiveX 控制項,供提交流覽器引擎引擎的 Microsoft Office 文件使用轉譯。系統上帳戶用戶權限較低的用戶,其可能的程度比擁有系統管理權限的用戶要小。

MMicrosoft Defender 防毒軟體和 Microsoft Defender for Endpoint 均會提供對已知弱點的偵測和保護。客戶應及時更新反惡意軟體產品。使用自動更新的客戶無需採取額外措施。管理更新的企業客戶應選取偵測版本 1.349.22.0 或更新版本,並在其環境中部署它。Microsoft Defender for Endpoint 警示將顯示為:「可疑的 Cpl 檔案執行」。

更新2021 年 9 月 14 日:Microsoft 已解決發布安全性更新,可這個弱點。請參閱“安全性更新”表格,以了解您的系統適用的更新建議。

建議措施: 目前微軟官方已針對此漏洞釋出更新程式。 請參考以下網址進行更新:

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2021-40444

目前已知影響平台如下:

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 1809 for 32-bit Systems
Windows 10 Version 1809 for ARM64-based Systems
Windows 10 Version 1809 for x64-based Systems
Windows 10 Version 1909 for 32-bit Systems
Windows 10 Version 1909 for ARM64-based Systems
Windows 10 Version 1909 for x64-based Systems
Windows 10 Version 2004 for 32-bit Systems
Windows 10 Version 2004 for ARM64-based Systems
Windows 10 Version 2004 for x64-based Systems
Windows 10 Version 20H2 for 32-bit Systems
Windows 10 Version 20H2 for ARM64-based Systems
Windows 10 Version 20H2 for x64-based Systems
Windows 10 Version 21H1 for 32-bit Systems
Windows 10 Version 21H1 for ARM64-based Systems
Windows 10 Version 21H1 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 2022
Windows Server 2022 (Server Core installation)
Windows Server, version 2004 (Server Core installation)
Windows Server, version 20H2 (Server Core Installation)

資料來源:台灣微軟