微软2月安全更新多个产品高危漏洞通告
2022-02-10
一. 漏洞概述
2月9日,尊龙凯时科技CERT监测到微软发布2月安全更新补丁,修复了48个安全问题,涉及Windows、Microsoft Office、Microsoft Dynamics、Azure等广泛使用的产品,其中包括权限提升、远程代码执行等高危漏洞类型。
本月微软月度更新修复的漏洞中,不存在严重程度为关键(Critical)的漏洞,重要(Important)漏洞有48个,其中包括1个0day漏洞:
Windows Kernel 权限提升漏洞(CVE-2022-21989)
请相关用户尽快更新补丁进行防护,完整漏洞列表请参考附录。
尊龙凯时远程安全评估系统(RSAS)已具备微软此次补丁更新中大部分漏洞的检测能力(包括CVE-2022-21984、CVE-2022-22005、CVE-2022-21999、CVE-2022-21995等高危漏洞),请相关用户关注尊龙凯时远程安全评估系统系统插件升级包的更新,及时升级至最新版本,官网链接:http://update.nsfocus.com/update/listRsasDetail/v/vulsys
参考链接:
https://msrc.microsoft.com/update-guide/en-us/releaseNote/2022-Feb
二. 重点漏洞简述
根据产品流行度和漏洞重要性筛选出此次更新中包含影响较大的漏洞,请相关用户重点进行关注:
Windows Kernel 权限提升漏洞(CVE-2022-21989):
Windows Kernel存在权限提升漏洞,由于Windows Kernel中存在边界错误,可导致缓冲区溢出。具有低权限的攻击者在特定环境下可利用该漏洞在目标系统上提升至SYSTEM权限并执行任意代码。
官方通告链接:
https://msrc.microsoft.com/update-guide/en-US/vulnerability/CVE-2022-21989
Windows DNS Server远程代码执行漏洞(CVE-2022-21984):
当DNS服务器启用动态更新的情况下,具有低权限的攻击者可利用该漏洞实现对DNS服务器接管,最终导致在目标系统上以用户权限执行任意代码,且无需用户交互。CVSS评分为8.8。
官方通告链接:
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2022-21984
Microsoft SharePoint Server 远程代码执行漏洞(CVE-2022-22005):
由于SharePoint Server中存在漏洞,该漏洞允许经过身份验证的用户在 SharePoint服务器上执行任意.NET代码与Web应用程序。当攻击者拥有“管理列表”权限时,才能成功利用该漏洞。CVSS评分为8.8。
官方通告链接:
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2022-22005
Windows Print Spooler权限提升漏洞(CVE-2022-21999):
Windows打印后台服务中存在漏洞,经过身份验证的本地攻击者利用该漏洞在目标系统上以SYSTEM权限执行任意代码。CVSS评分为7.8。
官方通告链接:
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2022-21999
Windows Hyper-V 远程代码执行漏洞(CVE-2022-21995):
Windows Hyper-V是Microsoft的本地虚拟机管理程序,在用户交互条件下,攻击者在特定环境可利用该漏洞绕过用户信任边界,最终导致在Hyper-V主机上以用户权限执行任意代码。
官方通告链接:
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2022-21995
Azure Data Explorer欺骗漏洞(CVE-2022-23256):
Azure Data Explorer存在欺骗漏洞,攻击者可通过制作恶意的url,当成功诱导用户在受影响的系统上打开恶意url后,可在目标系统上以该用户权限执行任意代码。CVSS评分为8.1。
官方通告链接:
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2022-23256
Microsoft Dynamics GP远程代码执行漏洞(CVE-2022-23274):
Microsoft Dynamics GP存在远程代码执行漏洞,经过身份验证的攻击者可利用该漏洞将特制的SQL请求发送至 Dynamics GP Web 服务器,最终在目标服务器上执行任意代码。
官方通告链接:
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2022-23274
三. 影响范围
以下为重点关注漏洞的受影响产品版本,其他漏洞影响产品范围请参阅官方通告链接。
漏洞编号 |
受影响产品版本 |
CVE-2022-21989 CVE-2022-21999 |
Windows Server 2012 R2 (Server Core installation) Windows Server 2012 R2 Windows Server 2012 (Server Core installation) Windows Server 2012 Windows Server 2008 R2 for x64-based Systems Service Pack 1 (Server Core installation) Windows Server 2008 R2 for x64-based Systems Service Pack 1 Windows Server 2008 for x64-based Systems Service Pack 2 (Server Core installation) Windows Server 2008 for x64-based Systems Service Pack 2 Windows Server 2008 for 32-bit Systems Service Pack 2 (Server Core installation) Windows Server 2008 for 32-bit Systems Service Pack 2 Windows RT 8.1 Windows 8.1 for x64-based systems Windows 8.1 for 32-bit systems Windows 7 for x64-based Systems Service Pack 1 Windows 7 for 32-bit Systems Service Pack 1 Windows Server 2016 Windows 10 Version 1607 for x64-based Systems Windows 10 Version 1607 for 32-bit Systems Windows 10 for x64-based Systems Windows 10 for 32-bit Systems Windows 10 Version 21H2 for x64-based Systems Windows 10 Version 21H2 for ARM64-based Systems Windows 10 Version 21H2 for 32-bit Systems Windows 11 for ARM64-based Systems Windows 11 for x64-based Systems Windows Server, version 20H2 (Server Core Installation) Windows 10 Version 20H2 for ARM64-based Systems Windows 10 Version 20H2 for 32-bit Systems Windows 10 Version 20H2 for x64-based Systems Windows Server 2022 Azure Edition Core Hotpatch Windows Server 2022 (Server Core installation) Windows Server 2022 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 1909 for ARM64-based Systems Windows 10 Version 1909 for x64-based Systems Windows 10 Version 1909 for 32-bit Systems Windows Server 2019 (Server Core installation) Windows Server 2019 Windows 10 Version 1809 for ARM64-based Systems Windows 10 Version 1809 for x64-based Systems Windows 10 Version 1809 for 32-bit Systems |
CVE-2022-21984 |
Windows 10 Version 21H2 for x64-based Systems Windows 10 Version 21H2 for ARM64-based Systems Windows 10 Version 21H2 for 32-bit Systems Windows 11 for ARM64-based Systems Windows 11 for x64-based Systems Windows Server, version 20H2 (Server Core Installation) Windows 10 Version 20H2 for ARM64-based Systems Windows 10 Version 20H2 for 32-bit Systems Windows 10 Version 20H2 for x64-based Systems Windows Server 2022 Azure Edition Core Hotpatch Windows Server 2022 (Server Core installation) Windows Server 2022 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 1909 for ARM64-based Systems Windows 10 Version 1909 for x64-based Systems Windows 10 Version 1909 for 32-bit Systems |
CVE-2022-22005 |
Microsoft SharePoint Server Subscription Edition Microsoft SharePoint Server 2019 Microsoft SharePoint Enterprise Server 2013 Service Pack 1 Microsoft SharePoint Enterprise Server 2016 |
CVE-2022-21995 |
Windows Server 2016 (Server Core installation) Windows Server 2016 Windows 10 Version 1607 for x64-based Systems Windows 10 for x64-based Systems Windows 10 Version 21H2 for x64-based Systems Windows 11 for x64-based Systems Windows Server, version 20H2 (Server Core Installation) Windows 10 Version 20H2 for x64-based Systems Windows Server 2022 Azure Edition Core Hotpatch Windows Server 2022 (Server Core installation) Windows Server 2022 Windows 10 Version 21H1 for x64-based Systems Windows 10 Version 1909 for x64-based Systems Windows Server 2019 (Server Core installation) Windows Server 2019 Windows 10 Version 1809 for x64-based Systems |
CVE-2022-23256 |
Azure Data Explorer |
CVE-2022-23274 |
Microsoft Dynamics GP |
四. 漏洞防护
4.1 补丁更新
目前微软官方已针对受支持的产品版本发布了修复以上漏洞的安全补丁,强烈建议受影响用户尽快安装补丁进行防护,官方下载链接:
https://msrc.microsoft.com/update-guide/en-us/releaseNote/2022-Feb
注:由于网络问题、计算机环境问题等原因,Windows Update的补丁更新可能出现失败。用户在安装补丁后,应及时检查补丁是否成功更新。
右键点击Windows图标,选择“设置(N)”,选择“更新和安全”-“Windows更新”,查看该页面上的提示信息,也可点击“查看更新历史记录”查看历史更新情况。
针对未成功安装的更新,可点击更新名称跳转到微软官方下载页面,建议用户点击该页面上的链接,转到“Microsoft更新目录”网站下载独立程序包并安装。