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Vulnerability Details : CVE-2012-2126

RubyGems before 1.8.23 does not verify an SSL certificate, which allows remote attackers to modify a gem during installation via a man-in-the-middle attack.
Publish Date : 2013-10-01 Last Update Date : 2014-01-13
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- CVSS Scores & Vulnerability Types

CVSS Score
Confidentiality Impact None (There is no impact to the confidentiality of the system.)
Integrity Impact Partial (Modification of some system files or information is possible, but the attacker does not have control over what can be modified, or the scope of what the attacker can affect is limited.)
Availability Impact None (There is no impact to the availability of the system.)
Access Complexity Medium (The access conditions are somewhat specialized. Some preconditions must be satistified to exploit)
Authentication Not required (Authentication is not required to exploit the vulnerability.)
Gained Access None
Vulnerability Type(s)
CWE ID 310

- Related OVAL Definitions

Title Definition Id Class Family
DEPRECATED: ELSA-2013-1441 -- rubygems security update (moderate) oval:org.mitre.oval:def:27371 unix
ELSA-2013:1441: rubygems security update (Moderate) oval:org.mitre.oval:def:23772 unix
RHSA-2013:1441: rubygems security update (Moderate) oval:org.mitre.oval:def:20861 unix
RHSA-2013:1441: rubygems security update (Moderate) oval:com.redhat.rhsa:def:20131441 unix
USN-1582-1 -- rubygems vulnerabilities oval:org.mitre.oval:def:18016 unix
OVAL (Open Vulnerability and Assessment Language) definitions define exactly what should be done to verify a vulnerability or a missing patch. Check out the OVAL definitions if you want to learn what you should do to verify a vulnerability.

- Products Affected By CVE-2012-2126

# Product Type Vendor Product Version Update Edition Language
1 Application Rubygems Rubygems 1.8.0 Version Details Vulnerabilities
2 Application Rubygems Rubygems 1.8.1 Version Details Vulnerabilities
3 Application Rubygems Rubygems 1.8.2 Version Details Vulnerabilities
4 Application Rubygems Rubygems 1.8.3 Version Details Vulnerabilities
5 Application Rubygems Rubygems 1.8.4 Version Details Vulnerabilities
6 Application Rubygems Rubygems 1.8.5 Version Details Vulnerabilities
7 Application Rubygems Rubygems 1.8.6 Version Details Vulnerabilities
8 Application Rubygems Rubygems 1.8.7 Version Details Vulnerabilities
9 Application Rubygems Rubygems 1.8.8 Version Details Vulnerabilities
10 Application Rubygems Rubygems 1.8.9 Version Details Vulnerabilities
11 Application Rubygems Rubygems 1.8.10 Version Details Vulnerabilities
12 Application Rubygems Rubygems 1.8.11 Version Details Vulnerabilities
13 Application Rubygems Rubygems 1.8.12 Version Details Vulnerabilities
14 Application Rubygems Rubygems 1.8.13 Version Details Vulnerabilities
15 Application Rubygems Rubygems 1.8.14 Version Details Vulnerabilities
16 Application Rubygems Rubygems 1.8.15 Version Details Vulnerabilities
17 Application Rubygems Rubygems 1.8.16 Version Details Vulnerabilities
18 Application Rubygems Rubygems 1.8.17 Version Details Vulnerabilities
19 Application Rubygems Rubygems 1.8.18 Version Details Vulnerabilities
20 Application Rubygems Rubygems 1.8.19 Version Details Vulnerabilities
21 Application Rubygems Rubygems 1.8.20 Version Details Vulnerabilities
22 Application Rubygems Rubygems 1.8.21 Version Details Vulnerabilities
23 Application Rubygems Rubygems 1.8.22 Version Details Vulnerabilities

- Number Of Affected Versions By Product

Vendor Product Vulnerable Versions
Rubygems Rubygems 23

- References For CVE-2012-2126
REDHAT RHSA-2013:1852
REDHAT RHSA-2013:1441
MLIST [oss-security] 20120420 Re: CVE Request -- rubygems: Two security fixes in upstream v1.8.23 version

- Vulnerability Conditions

Vulnerability is valid if product versions listed below are used TOGETHER WITH(AND)

- Metasploit Modules Related To CVE-2012-2126

There are not any metasploit modules related to this CVE entry (Please visit for more information)

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