SilverStripe CMS 3.0.3 Information Disclosure

Type packetstorm
Reporter Fara Denise Rustein
Modified 2013-08-02T00:00:00


                                            `SilverStripe(R) Information Exposure Through Query Strings in GET Request (CWE-598)  
- CVE: CVE-2013-2653  
- CWE: CWE-598  
- Deloitte Argentina Advisory Code: DTTAR-20130002  
- Vendor Status: CONFIRMED  
- Vendor Disclosure Date: May, 8th, 2013.  
- Public Disclosure Date: August, 1st, 2013.  
- Vendors Affected: SilverStripe -  
- Systems Affected: SilverStripe CMS v3.0.3  
- Description: It was observed that the SilverStripe CMS application is susceptible to information exposure through query strings in forced GET requests. The objective for a malicious user would be to send a specially crafted URL to a valid user, in an attempt to trick them into clicking this malicious link and execute the action in the victim’s context. A malicious user may craft a website requesting email and password, where inside an iframe an automatic login to the real website could be executed and go by unnoticed.  
- PoC: http://<IP:Port>/Security/LoginForm?AuthenticationMethod=MemberAuthenticator&Email=<email>&Password=<password>&BackURL=%2Fadmin%2Fpages&action_dologin=Log+in  
NOTE: A single click to the URL above, allows access to the admin section of SilverStripe, redirecting the user to http://<IP:Port>/admin/pages  
- Vulnerability Status: in process of being released.  
- Patch Available:  
- Fix: Will be available on 3.1 release.  
- Related Links: Deloitte Argentina -  
- Credits: This vulnerability was found by Fara Rustein from Deloitte Argentina (  
- Feedback: If you have any questions, comments, concerns, updates or suggestions please feel free to send them to:  
Fara Rustein  
Senior Consultant, Cyber Security - ERS  
Deloitte & Co. S.A.  
Tte. Gral.J.D.Perón 646 - C1038AAN Buenos Aires Argentina  
Main: +54 11 4320 2700 ext. 8350 | Fax: +54 11 4320 4071 |  
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