SB2016031602 - Directory traversal in Ruby on Rails



SB2016031602 - Directory traversal in Ruby on Rails

Published: March 16, 2016

Security Bulletin ID SB2016031602
Severity
Medium
Patch available
YES
Number of vulnerabilities 1
Exploitation vector Remote access
Highest impact Information disclosure

Breakdown by Severity

Medium 100%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 1 security vulnerability.


1) Path traversal (CVE-ID: CVE-2016-2097)

The vulnerability allows a remote attacker to read arbitrary files on the system.

The vulnerability exists due to improper input validation in Action View. A remote attacker can send a specially crafted request, containing directory traversal sequences (e.g. "../") and view contents of arbitrary file on vulnerable system.

The vulnerability exists due to incomplete fix of SB2016021701.

Remediation

Install update from vendor's website.