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安全漏洞
Microsoft Windows LSASS远程拒绝服务漏洞(CVE-2019-0972)

发布日期:2019-06-12
更新日期:2019-06-12

受影响系统:
Microsoft Windows Server 2019
Microsoft Windows Server 2016
Microsoft Windows Server 2012 R2
Microsoft Windows Server 2012
Microsoft Windows Server 2008 R2 for x64-based Systems
Microsoft Windows Server 2008 R2 for Itanium-based Syst
Microsoft Windows Server 2008 for Itanium-based Systems
Microsoft Windows Server 2008 for 32-bit Systems SP2
Microsoft Windows Server 1903
Microsoft Windows Server 1803
Microsoft Windows 7 Windows 7 for x64-based System
Microsoft Windows 7 Windows 7 for 32-bit Systems S
Microsoft Windows 10 Version 1903 for x64-based Sys
Microsoft Windows 10 Version 1903 for ARM64-based S
Microsoft Windows 10 Version 1903 for 32-bit System
Microsoft Windows 10 Version 1809 for x64-based Sys
Microsoft Windows 10 Version 1809 for ARM64-based S
Microsoft Windows 10 Version 1809 for 32-bit System
Microsoft Windows 10 Version 1803 for x64-based Sys
Microsoft Windows 10 Version 1803 for ARM64-based S
Microsoft Windows 10 Version 1803 for 32-bit System
Microsoft Windows 10 Version 1709 for x64-based Sys
Microsoft Windows 10 Version 1709 for ARM64-based S
Microsoft Windows 10 Version 1709 for 32-bit System
Microsoft Windows 10 Version 1703 for x64-based Sys
Microsoft Windows 10 Version 1703 for 32-bit System
Microsoft Windows 10 Version 1607 for x64-based Sys
Microsoft Windows 10 Version 1607 for 32-bit System
Microsoft Windows 10 for x64-based Systems
Microsoft Windows 10 for 32-bit Systems
Microsoft Windows RT 8.1
Microsoft Windows 8.1 for x64-based Systems
Microsoft Windows 8.1 for 32-bit Systems
描述:
BUGTRAQ  ID: 108650
CVE(CAN) ID: CVE-2019-0972

本地安全机构子系统服务(LSASS)是Microsoft Windows 操作系统中的一个进程,负责在系统上实施安全策略。它验证登录到Windows计算机或服务器的用户,处理密码更改以及创建访问令牌。[1]它还写入Windows安全日志。
经过验证的攻击者发送特制身份验证请求时导致本地安全机构子系统服务(LSASS)中的拒绝服务。成功利用此漏洞的远程攻击者可能会导致目标系统的LSASS服务拒绝服务,从而触发系统的自动重启。

<*来源:Missing Link公司的Danyal Drew
  
  链接:https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2019-0972
*>

建议:
厂商补丁:

Microsoft
---------
Microsoft已经为此发布了一个安全公告(CVE-2019-0972)以及相应补丁:
CVE-2019-0972:Local Security Authority Subsystem Service Denial of Service Vulnerability
链接:https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2019-0972

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