Ruby On Rails Paperclip CVE-2015-2963 Cross-Site Scripting Vulnerability

Bugtraq ID:	75304
Class:	Input Validation Error
CVE:	CVE-2015-2963
Remote:	Yes
Local:	No
Published:	Jun 18 2015 12:00AM
Updated:	Jun 18 2015 12:00AM
Credit:	MORI Shingo of DeNA Co., Ltd
Vulnerable:	Thoughtbot Paperclip 4.2.1
Not Vulnerable:	Thoughtbot Paperclip 4.2.2

Ruby On Rails Paperclip CVE-2015-2963 Cross-Site Scripting Vulnerability

Ruby On Rails Paperclip is prone to a cross-site scripting vulnerability.

An attacker may leverage this issue to execute arbitrary script code in the browser of an unsuspecting user in the context of the affected site. This can allow the attacker to steal cookie-based authentication credentials and to launch other attacks.

Paperclip 4.2.1 and prior versions are vulnerable.

Ruby On Rails Paperclip CVE-2015-2963 Cross-Site Scripting Vulnerability

An attacker can exploit this issue by enticing an unsuspecting victim to follow a malicious URI.

Ruby On Rails Paperclip CVE-2015-2963 Cross-Site Scripting Vulnerability

Solution:
Updates are available. Please see the references or vendor advisory for more information.

Ruby On Rails Paperclip CVE-2015-2963 Cross-Site Scripting Vulnerability

References:

• Paperclip Security Release (thoughtbot)
  
• RubyGems Paperclip - Homepage (Thoughtbot)
  
• Ruby on Rails library Paperclip vulnerable to cross-site scripting (JPCERT)