Ruby 1.9.3/2.0/2.0.0 access control

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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5.1$0-$5k0.00

A vulnerability was found in Ruby 1.9.3/2.0/2.0.0 (Programming Language Software). It has been classified as critical. This affects an unknown functionality. The manipulation with an unknown input leads to a access control vulnerability. CWE is classifying the issue as CWE-264. This is going to have an impact on integrity. The summary by CVE is:

Ruby 1.9.3 before patchlevel 286 and 2.0 before revision r37068 allows context-dependent attackers to bypass safe-level restrictions and modify untainted strings via the (1) exc_to_s or (2) name_err_to_s API function, which marks the string as tainted, a different vulnerability than CVE-2012-4466. NOTE: this issue might exist because of a CVE-2011-1005 regression.

The weakness was presented 04/25/2013 as Bug 862598 as not defined bug report (Bugzilla). It is possible to read the advisory at bugzilla.redhat.com. This vulnerability is uniquely identified as CVE-2012-4464 since 08/21/2012. The exploitability is told to be easy. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. The technical details are unknown and an exploit is not publicly available. The attack technique deployed by this issue is T1068 according to MITRE ATT&CK.

The vulnerability scanner Nessus provides a plugin with the ID 74804 (openSUSE Security Update : ruby / ruby19 (openSUSE-SU-2012:1443-1)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family SuSE Local Security Checks. The commercial vulnerability scanner Qualys is able to test this issue with plugin 165861 (SUSE Security Update for ruby (openSUSE-SU-2013:0376-1)).

Upgrading to version 2.0.0 eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at Tenable (74804).

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: 5.3
VulDB Meta Temp Score: 5.1

VulDB Base Score: 5.3
VulDB Temp Score: 5.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Access control
CWE: CWE-264
CAPEC: 🔍
ATT&CK: 🔍

Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 74804
Nessus Name: openSUSE Security Update : ruby / ruby19 (openSUSE-SU-2012:1443-1)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Port: 🔍

OpenVAS ID: 72615
OpenVAS Name: FreeBSD Ports: ruby
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Ruby 2.0.0

Timelineinfo

08/21/2012 🔍
10/03/2012 +43 days 🔍
10/03/2012 +0 days 🔍
10/16/2012 +13 days 🔍
04/25/2013 +191 days 🔍
04/25/2013 +0 days 🔍
06/13/2014 +414 days 🔍
03/24/2015 +284 days 🔍
01/02/2022 +2476 days 🔍

Sourcesinfo

Advisory: Bug 862598
Status: Not defined
Confirmation: 🔍

CVE: CVE-2012-4464 (🔍)
OVAL: 🔍

Vulnerability Center: 36574 - Ruby Remote Multiple Security Bypass Vulnerabilities - CVE-2012-4464, Medium
SecurityFocus: 55757 - Ruby 'error.c' Multiple Security Bypass Vulnerabilities

Entryinfo

Created: 03/24/2015 15:54
Updated: 01/02/2022 10:22
Changes: 03/24/2015 15:54 (63), 04/18/2017 11:39 (11), 01/02/2022 10:22 (3)
Complete: 🔍
Cache ID: 3:08E:103

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