SB2016091402 - Cross-site scripting in Ruby on Rails Action View
Published: September 14, 2016
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Cross-site scripting (CVE-ID: CVE-2016-6316)
Vulnerability allows a remote attacker to perform XSS attacks.
The vulnerability is caused by an input validation error in Action View in Ruby on Rails 3.x before 3.2.22.3, 4.x before 4.2.7.1, and 5.x before 5.0.0.1. A remote authenticated attacker can trick the victim to follow a specially specially crafted link and execute arbitrary HTML and script code in victim's browser in security context of vulnerable website.
Successful exploitation of this vulnerability may allow a remote attacker to steal potentially sensitive information, change appearance of the web page, perform phishing and drive-by-download attacks.
Remediation
Install update from vendor's website.
References
- https://github.com/rails/rails/commit/8f544bc447612924a50c37ead085a0ea4c217439
- https://github.com/rails/rails/commit/d40e5f0033329f8269c97d9480749a92817a2968
- https://github.com/rails/rails/commit/f05af91c68debc0230c302aa9031a253f8786b87
- https://github.com/rails/rails/commit/2bcb88c9ce7d6fb1f158f54918eb7f936bd33ce9
- https://github.com/rails/rails/commit/4bcccf5ecd81a6272479537911b7d9760c5be164
- https://github.com/rails/rails/commit/5aabcf25caefbe84f656256a9d3e7fc0c9e14ecc
- https://github.com/rails/rails/commit/efd59ab38231eca1084e85aa990321599308757f