Mozilla Firefox CSS Handling Status Bar Spoofing Vulnerability

Bugtraq ID:	47549
Class:	Design Error
CVE:
Remote:	Yes
Local:	No
Published:	Apr 22 2011 12:00AM
Updated:	Apr 22 2011 12:00AM
Credit:	xisigr
Vulnerable:	Mozilla Firefox 4.0
Not Vulnerable:

Mozilla Firefox CSS Handling Status Bar Spoofing Vulnerability

Mozilla Firefox is prone to a weakness that may allow an attacker to obfuscate a malicious link.

Successful exploits of this issue will cause the status bar to display spoofed content that may aid in further attacks.

Mozilla Firefox 4.0 is vulnerable; other versions may also be affected.

Mozilla Firefox CSS Handling Status Bar Spoofing Vulnerability

An attacker may exploit this issue by enticing victims into visiting a malicious site.

The following proof of concept is available:

http://xeyeteam.appspot.com/media/agh4ZXlldGVhbXINCxIFTWVkaWEY-cIwDA/spoof_StatusBar.html

Mozilla Firefox CSS Handling Status Bar Spoofing Vulnerability

Solution:
Currently we are not aware of any vendor-supplied patches. If you feel we are in error or if you are aware of more recent information, please mail us at: [email protected].

Mozilla Firefox CSS Handling Status Bar Spoofing Vulnerability

References:

• IE&Chrome&Firefox Status Bar Spoofing Vulnerability (xisigr)
  
• Mozilla Firefox Homepage (Mozilla)