VDB-58401 · CVE-2011-2932 · BID 54957

Ruby on Rails up to 2.0.1 output_safety.rb cross site scripting

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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4.1$0-$5k0.00

A vulnerability classified as problematic has been found in Ruby on Rails up to 2.0.1 (Programming Language Software). This affects an unknown function in the library activesupport/lib/active_support/core_ext/string/output_safety.rb. The manipulation with an unknown input leads to a cross site scripting vulnerability. CWE is classifying the issue as CWE-79. The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users. This is going to have an impact on integrity. The summary by CVE is:

Cross-site scripting (XSS) vulnerability in activesupport/lib/active_support/core_ext/string/output_safety.rb in Ruby on Rails 2.x before 2.3.13, 3.0.x before 3.0.10, and 3.1.x before 3.1.0.rc5 allows remote attackers to inject arbitrary web script or HTML via a malformed Unicode string, related to a "UTF-8 escaping vulnerability."

The weakness was released 08/29/2011 by Nethemba (Website). The advisory is shared at github.com. This vulnerability is uniquely identified as CVE-2011-2932. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. It demands that the victim is doing some kind of user interaction. Technical details are known, but no exploit is available. MITRE ATT&CK project uses the attack technique T1059.007 for this issue.

The vulnerability scanner Nessus provides a plugin with the ID 56100 (Fedora 15 : rubygem-activesupport-3.0.5-4.fc15 (2011-11579)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Fedora Local Security Checks.

Upgrading to version 2.0.2 eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at Tenable (56100). Entries connected to this vulnerability are available at 5926 and 8033.

Productinfo

Type

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB CVSS-B Score: 🔍
VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.3
VulDB Meta Temp Score: 4.1

VulDB Base Score: 4.3
VulDB Temp Score: 4.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Cross site scripting
CWE: CWE-79 / CWE-74 / CWE-707
ATT&CK: T1059.007

Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 56100
Nessus Name: Fedora 15 : rubygem-activesupport-3.0.5-4.fc15 (2011-11579)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Port: 🔍

OpenVAS ID: 892655
OpenVAS Name: Debian Security Advisory DSA 2655-1 (rails - several vulnerabilities
OpenVAS File: 🔍
OpenVAS Family: 🔍

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Ruby on Rails 2.0.2
Patch: github.com

Timelineinfo

07/27/2011 🔍
08/29/2011 +33 days 🔍
08/29/2011 +0 days 🔍
08/29/2011 +0 days 🔍
09/07/2011 +9 days 🔍
09/12/2011 +5 days 🔍
08/09/2012 +332 days 🔍
03/23/2015 +956 days 🔍
11/18/2021 +2432 days 🔍

Sourcesinfo

Advisory: bfc432574d0b141fd7fe759edfe9b6771dd306bd
Researcher: Nethemba
Status: Not defined
Confirmation: 🔍

CVE: CVE-2011-2932 (🔍)
OVAL: 🔍

Vulnerability Center: 33164 - Ruby on Rails before 2.3.13, 3-3.0.9, 3.1-3.1.0.rc4 \, Medium
SecurityFocus: 54957 - Ruby on Rails 'strip_tags()' CVE-2012-3465 Cross Site Scripting Vulnerability
Secunia: 45917

See also: 🔍

Entryinfo

Created: 03/23/2015 16:50
Updated: 11/18/2021 13:51
Changes: 03/23/2015 16:50 (60), 03/31/2017 12:10 (10), 11/18/2021 13:45 (7), 11/18/2021 13:51 (1)
Complete: 🔍

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