【ニュース】
◆ADV200001 | Microsoft Guidance on Scripting Engine Memory Corruption Vulnerability (Microsoft, 2020/01/17)
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/ADV200001
【緩和方法】
■32Bit
takeown /f %windir%\system32\jscript.dll
cacls %windir%\system32\jscript.dll /E /P everyone:N
■64Bit
takeown /f %windir%\syswow64\jscript.dll
cacls %windir%\syswow64\jscript.dll /E /P everyone:N
takeown /f %windir%\system32\jscript.dll
cacls %windir%\system32\jscript.dll /E /P everyone:N
【緩和方法の戻し方】
■32Bit
cacls %windir%\system32\jscript.dll /E /R everyone
■64Bit
cacls %windir%\system32\jscript.dll /E /R everyone
cacls %windir%\syswow64\jscript.dll /E /R everyone
