CVE-2011-3187

Published Aug 29, 2011

Last updated 5 years ago

Overview

Description: The to_s method in actionpack/lib/action_dispatch/middleware/remote_ip.rb in Ruby on Rails 3.0.5 does not validate the X-Forwarded-For header in requests from IP addresses on a Class C network, which might allow remote attackers to inject arbitrary text into log files or bypass intended address parsing via a crafted header.
Source: secalert@redhat.com
NVD status: Analyzed

Hype score: Not currently trending

Risk scores

CVSS 2.0

Type: Primary
Base score: 4.3
Impact score: 2.9
Exploitability score: 8.6
Vector string: AV:N/AC:M/Au:N/C:N/I:P/A:N

Weaknesses

nvd@nist.gov: CWE-20

Configurations

[
  {
    "nodes": [
      {
        "negate": false,
        "cpeMatch": [
          {
            "criteria": "cpe:2.3:a:rubyonrails:rails:3.0.5:*:*:*:*:*:*:*",
            "vulnerable": true,
            "matchCriteriaId": "392E2D58-CB39-4832-B4D9-9C2E23B8E14C"
          }
        ],
        "operator": "OR"
      }
    ]
  }
]

References