描述:
Microsoft 發布了安全性更新,以應對影響數個 Microsoft 產品或元件的多個漏洞。有關安全性更新的列表,請參考以下網址:
https://msrc.microsoft.com/update-guide/releaseNote/2023-Jan
有報告指 Microsoft Windows 及 Server 的權限提升漏洞 (CVE-2023-21674) 正受到攻擊,而另一個 Microsoft Windows 及 Server 的權限提升漏洞 (CVE-2023-21549) 技術詳情已被公開。系統管理員及用戶應立即為受影響的系統安裝修補程式,以減低受到網絡攻擊的風險。
受影響的系統:
- Microsoft Windows 7, 8.1, RT 8.1, 10, 11
- Microsoft Windows Server 2008, 2008 R2, 2012, 2012 R2, 2016, 2019, 2022
- Microsoft Exchange Server 2013, 2016, 2019
- Microsoft Office 2019, 2019 for Mac, LTSC 2021, LTSC for Mac 2021
- Microsoft SharePoint Foundation 2013
- Microsoft SharePoint Enterprise Server 2013, 2016
- Microsoft SharePoint Server 2019, Subscription Edition
- Microsoft Visio 2013, 2016
- Microsoft 365 Apps for Enterprise
- Visual Studio Code
- .NET 6.0
- Azure Service Fabric 8.2, 9.0, 9.1
- Windows Malicious Software Removal Tool
- 3D Builder
影響:
成功利用這些漏洞可以導致遠端執行程式碼、服務被拒絕、權限提升、泄漏資訊、繞過保安功能及仿冒詐騙,視乎攻擊者利用哪個漏洞而定。
建議:
受影響產品的修補程式可在 Windows Update 或 Microsoft Update Catalog 獲取。受影響系統的系統管理員及用戶應遵從產品供應商的建議,立即採取行動以降低風險。
進一步資訊:
- https://msrc.microsoft.com/update-guide/releaseNote/2023-Jan
- https://www.hkcert.org/tc/security-bulletin/microsoft-monthly-security-update-january-2023
- https://www.cisa.gov/uscert/ncas/current-activity/2023/01/10/microsoft-releases-january-2023-security-updates
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-21524 (to CVE-2023-21525)
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-21527
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-21531 (to CVE-2023-21532)
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-21535 (to CVE-2023-21543)
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-21546 (to CVE-2023-21552)
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-21555 (to CVE-2023-21561)
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-21563
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-21674 (to CVE-2023-21683)
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-21724 (to CVE-2023-21726)
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-21728
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-21730
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-21732 (to CVE-2023-21739)
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-21741 (to CVE-2023-21750)
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-21752 (to CVE-2023-21755)
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-21757 (to CVE-2023-21768)
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-21771 (to CVE-2023-21774)
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-21776
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-21779 (to CVE-2023-21793)