描述:
Microsoft 发布了安全性更新,以应对影响数个 Microsoft 产品或元件的多个漏洞。有关安全性更新的列表,请参考以下网址:
https://msrc.microsoft.com/update-guide/releaseNote/2023-Jan
有报告指 Microsoft Windows 及 Server 的权限提升漏洞 (CVE-2023-21674) 正受到攻击,而另一个 Microsoft Windows 及 Server 的权限提升漏洞 (CVE-2023-21549) 技术详情已被公开。系统管理员及用户应立即为受影响的系统安装修补程式,以减低受到网络攻击的风险。
受影响的系统:
- 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
影响:
成功利用这些漏洞可以导致远端执行程式码、服务被拒绝、权限提升、泄漏资讯、绕过保安功能及仿冒诈骗,视乎攻击者利用哪个漏洞而定。
建议:
受影响产品的修补程式可在 Windows Update 或 Microsoft Update Catalog 获取。受影响系统的系统管理员及用户应遵从产品供应商的建议,立即採取行动以降低风险。
进一步资讯:
- 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)