轉知:【漏洞預警】微軟釋出5月份安全性更新,修補3個零時差漏洞與2個高風險漏洞,其中2個漏洞已遭駭客利用,請儘速確認並進行更新或評估採取緩解措施。
教育機構ANA通報平台 |
發佈編號 |
TACERT-ANA-2023051601053838 |
發佈時間 |
2023-05-16 13:25:38 |
事故類型 |
ANA-漏洞預警 |
發現時間 |
2023-05-16 11:59:38 |
影響等級 |
低 |
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[主旨說明:]【漏洞預警】微軟釋出5月份安全性更新,修補3個零時差漏洞(CVE-2023-29325、CVE-2023-29336及CVE-2023-24932)與2個高風險漏洞(CVE-2023-24941與CVE-2023-24943),其中2個漏洞已遭駭客利用,請儘速確認並進行更新或評估採取緩解措施 |
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[內容說明:] 轉發 國家資安資訊分享與分析中心 NISAC-ANA-202305-0234
微軟於5月份安全性更新中,共修補3個零時差漏洞與2個CVSS為9.8分高風險漏洞,請儘速確認並進行更新或評估採取緩解措施。
1. CVE-2023-29325(CVSS 8.1)為遠端執行任意程式碼漏洞,攻擊者可寄送刻意變造之電子郵件,當受駭者使用Outlook開啟或預覽惡意RTF文件時,便會觸發漏洞進而達到遠端執行任意程式碼。 2. CVE-2023-29336(CVSS 7.8)為權限擴張漏洞,已遭駭客利用,發生於Win32K驅動程式,允許已通過身分鑑別之攻擊者,可透過本漏洞取得系統權限。 3. CVE-2023-24932(CVSS 6.7)為安全功能繞過漏洞,已遭駭客利用,允許已取得本機管理權限之攻擊者,可透過本漏洞繞過安全開機(Windows Secure Boot)檢查機制,規避偵測或企圖使惡意程式進駐於系統中。 4. CVE-2023-24941(CVSS 9.8)為遠端執行任意程式碼漏洞,允許未經身分鑑別之遠端攻擊者,針對網路檔案系統(Network File System, NFS)發送偽造請求,進而達到遠端執行任意程式碼。 5. CVE-2023-24943(CVSS 9.8)為遠端執行任意程式碼漏洞,可使攻擊者藉由發送惡意檔案至啟用訊息佇列服務(Message Queuing Service)之實際通用多播(Pragmatic General Multicast)伺服器環境,進而達到遠端執行任意程式碼。
情資分享等級: WHITE(情資內容為可公開揭露之資訊)
煩請貴單位協助公告或轉發 |
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[影響平台:] l Windows 10 for 32-bit Systems l Windows 10 for x64-based Systems l Windows 10 Version 1607 for 32-bit Systems l Windows 10 Version 1607 for x64-based Systems l Windows 10 Version 1809 for 32-bit Systems l Windows 10 Version 1809 for ARM64-based Systems l Windows 10 Version 1809 for x64-based Systems l Windows 10 Version 20H2 for 32-bit Systems l Windows 10 Version 20H2 for ARM64-based Systems l Windows 10 Version 20H2 for x64-based Systems l Windows 10 Version 21H2 for 32-bit Systems l Windows 10 Version 21H2 for ARM64-based Systems l Windows 10 Version 21H2 for x64-based Systems l Windows 10 Version 22H2 for 32-bit Systems l Windows 10 Version 22H2 for ARM64-based Systems l Windows 10 Version 22H2 for x64-based Systems l Windows 11 version 21H2 for ARM64-based Systems l Windows 11 version 21H2 for x64-based Systems l Windows 11 Version 22H2 for ARM64-based Systems l Windows 11 Version 22H2 for x64-based Systems l Windows Server 2008 for 32-bit Systems Service Pack 2 l Windows Server 2008 for 32-bit Systems Service Pack 2 (Server Core installation) l Windows Server 2008 for x64-based Systems Service Pack 2 l Windows Server 2008 for x64-based Systems Service Pack 2 (Server Core installation) l Windows Server 2008 R2 for x64-based Systems Service Pack 1 l Windows Server 2008 R2 for x64-based Systems Service Pack 1 (Server Core installation) l Windows Server 2012 l Windows Server 2012 (Server Core installation) l Windows Server 2012 R2 l Windows Server 2012 R2 (Server Core installation) l Windows Server 2016 l Windows Server 2016 (Server Core installation) l Windows Server 2019 l Windows Server 2019 (Server Core installation) l Windows Server 2022 l Windows Server 2022 (Server Core installation) |
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[建議措施:] 目前微軟官方已針對弱點釋出修復版本,各機關可聯絡系統維護廠商進行修補,或參考以下連結進行緩解與取得修補程式: 1. https://msrc.microsoft.com/update-guide/en-US/vulnerability/CVE-2023-29325 2. https://msrc.microsoft.com/update-guide/en-US/vulnerability/CVE-2023-29336 3. https://msrc.microsoft.com/update-guide/en-US/vulnerability/CVE-2023-24932 4. https://msrc.microsoft.com/update-guide/en-US/vulnerability/CVE-2023-24941 5. https://msrc.microsoft.com/update-guide/en-US/vulnerability/CVE-2023-24943 |
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[參考資料:] 1. https://www.zerodayinitiative.com/blog/2023/5/8/the-may-2023-security-update-review 2. https://www.ithome.com.tw/news/156822 3. https://msrc.microsoft.com/update-guide/releaseNote/2023-May 4. https://msrc.microsoft.com/update-guide/en-US/vulnerability/CVE-2023-29325 5. https://msrc.microsoft.com/update-guide/en-US/vulnerability/CVE-2023-29336 6. https://msrc.microsoft.com/update-guide/en-US/vulnerability/CVE-2023-24932 7. https://msrc.microsoft.com/update-guide/en-US/vulnerability/CVE-2023-24941 8. https://msrc.microsoft.com/update-guide/en-US/vulnerability/CVE-2023-24943 |
(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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