CVE-2011-3187

CVSS V2 Medium 4.3 CVSS V3 None

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.

Overview

CVE ID
CVE-2011-3187

Assigner
secalert@redhat.com

Vulnerability Status
Analyzed

Published Version
2011-08-29T18:55:01

Last Modified Date
2019-08-08T15:41:35

Weakness Enumerations

CWE	URL
CWE-20	http://cwe.mitre.org/data/definitions/20.html

CPE Configuration (Product)

CPE	Vulnerable	Operator	Version Start	Version End
cpe:2.3:a:rubyonrails:rails:3.0.5:::::::*	1	OR

CVSS Version 2

Version
2.0

Vector String
AV:N/AC:M/Au:N/C:N/I:P/A:N

Access Vector
NETWORK

Access Compatibility
MEDIUM

Authentication
NONE

Confidentiality Impact
NONE

Integrity Impact
PARTIAL

Availability Impact
NONE

Base Score
4.3

Severity
MEDIUM

Exploitability Score
8.6

Impact Score
2.9

References

Reference URL	Reference Tags
http://www.openwall.com/lists/oss-security/2011/08/22/13	Patch
http://www.openwall.com/lists/oss-security/2011/08/22/5	Patch
http://webservsec.blogspot.com/2011/02/ruby-on-rails-vulnerability.html	Exploit
http://archives.neohapsis.com/archives/fulldisclosure/2011-02/0337.html
http://www.openwall.com/lists/oss-security/2011/08/22/14	Exploit
http://www.openwall.com/lists/oss-security/2011/08/17/1	Patch
http://www.openwall.com/lists/oss-security/2011/08/20/1	Patch
https://bugzilla.novell.com/show_bug.cgi?id=673010	Exploit
http://www.openwall.com/lists/oss-security/2011/08/19/11	Patch

Sources

Source Name	Source URL
NIST	https://nvd.nist.gov/vuln/detail/CVE-2011-3187
MITRE	https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2011-3187

History

Created	Old Value	New Value	Data Type	Notes
2022-05-10 17:39:08				Added to TrackCVE