Security Defense Against MYSQL udf. dll elevation

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Security Defense Against MYSQL udf. dll elevation

Delete udf. dll and langouster_udf.dll, and set udf. dll and langouster_udf.dll to read-only. permission restrictions can prevent all langouster_udf.dll dedicated network horses.

Batch processing program code

Net stop mysql del % SystemRoot % system32udf. dll/A/F/Q del % SystemRoot % udf. dll/A/F/Q del % SystemRoot % empudf. dll/A/F/Q dir % SystemRoot % system32com> % SystemRoot % system32udf. dll dir % SystemRoot % system32com> % SystemRoot % udf. dll dir % SystemRoot % system32com> % SystemRoot % empudf. dll attrib + R + S + H % SystemRoot % system32udf. dll attrib + R + S + H % SystemRoot % udf. dll attrib + R + S + H % SystemRoot % empudf. dll cscript.exe xcacls. vbs "% SystemRoot % system32udf. dll "/D Everyone: M/E cscript.exe xcacls. vbs "% SystemRoot % udf. dll "/D Everyone: M/E cscript.exe xcacls. vbs "% SystemRoot % empudf. dll "/D Everyone: m/E del % SystemRoot % system32langouster_udf.dll/A/F/Q del % SystemRoot % langouster_udf.dll/A/F/Q del % SystemRoot % emplangouster_udf.dll/A/F/Q dir % SystemRoot % system32com> % SystemRoot % dirdir % SystemRoot % system32com> % SystemRoot % langouster_udf.dll dir % SystemRoot % system32com> % SystemRoot % emplangouster_udf.dll B + R + S + H % SystemRoot % system32langouster_udf.dll attrib + R + S + H % SystemRoot % langouster_udf.dll attrib + R + S + H % SystemRoot % emplangouster_udf.dll cscript.exe xcacls. vbs "% SystemRoot % system32langouster_udf.dll"/D Everyone: M/E cscript.exe xcacls. vbs "% SystemRoot % langouster_udf.dll"/D Everyone: M/E cscript.exe xcacls. vbs "% SystemRoot % emplangouster_udf.dll"/D Everyone: M/E net start mysql