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[漏洞預警]微軟支援診斷工具存在安全漏洞(CVE-2022-30190),攻擊者可遠端執行任意程式碼,請儘速確認並進行更新!


發佈日期
22-06-28
公告人員
曾國旭

[內容說明:]
轉發 國家資安資訊分享與分析中心 NISAC-ANA-202206-0978
微軟支援診斷工具(Microsoft Support Diagnostic Tool, MSDT)為Windows作業系統用以蒐集裝置之診斷資料,並傳送給技術支援工程師以解決問題之工具。研究人員發現微軟支援診斷工具存在名為Follina之安全漏洞(CVE-2022-30190),攻擊者誘騙使用者開啟惡意Word檔案時,可利用URL協定呼叫微軟支援診斷工具以觸發此漏洞,進而遠端執行任意程式碼。

[影響平台:]
受影響版本如下:
- 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 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 10 Version 21H2 for 32-bit Systems
- Windows 10 Version 21H2 for ARM64-based Systems
- Windows 10 Version 21H2 for x64-based Systems
- Windows 11 for ARM64-based Systems
- Windows 11 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 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 20H2(Server Core Installation)

[建議措施:]
1.目前微軟官方已針對此漏洞釋出更新程式,請各機關可聯絡系統維護廠商或參考以下連結進行更新:
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2022-30190
2.若無法進行更新,可參考微軟官方網站採取下列緩解措施,以暫時關閉微軟支援診斷工具之URL協定:
(1)以系統管理員身分開啟「命令提示字元」視窗
(2)執行「reg export HKEY_CLASSES_ROOTms-msdt filename」指令進行機碼備份
(3)執行指令「reg delete HKEY_CLASSES_ROOTms-msdt /f」
(4)後續安裝修補程式後,若要還原機碼,請執行「reg import filename」
3.請更新電腦防毒軟體病毒碼。
4.請留意可疑電子郵件,注意郵件來源正確性,勿隨意點擊信件連結或開啟附件。
5.請加強內部宣導,提升人員資安意識,以防範駭客利用電子郵件進行社交工程攻擊。

[參考資料:]
1. https://www.ithome.com.tw/news/151211
2. https://www.ithome.com.tw/news/151238
3. https://msrc.microsoft.com/update-guide/vulnerability/CVE-2022-30190
4. https://msrc-blog.microsoft.com/2022/05/30/guidance-for-cve-2022-30190-microsoft-support-diagnostic-tool-vulnerability/
5. https://support.microsoft.com/zh-tw/office/office-%E7%9A%84%E6%87%89%E7%94%A8%E7%A8%8B%E5%BC%8F%E9%98%B2%E8%AD%B7-9e0fb9c2-ffad-43bf-8ba3-78f785fdba46