National Vulnerability Database

National Vulnerability Database

National Vulnerability
Database

CVE-2011-3009 Detail

Current Description

Ruby before 1.8.6-p114 does not reset the random seed upon forking, which makes it easier for context-dependent attackers to predict the values of random numbers by leveraging knowledge of the number sequence obtained in a different child process, a related issue to CVE-2003-0900.

Source:  MITRE
View Analysis Description

Impact

CVSS v2.0 Severity and Metrics:

Base Score: 5.0 MEDIUM
Vector: (AV:N/AC:L/Au:N/C:P/I:N/A:N) (V2 legend)
Impact Subscore: 2.9
Exploitability Subscore: 10.0


Access Vector (AV): Network
Access Complexity (AC): Low
Authentication (AU): None
Confidentiality (C): Partial
Integrity (I): None
Availability (A): None
Additional Information:
Allows unauthorized disclosure of information

References to Advisories, Solutions, and Tools

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Hyperlink Resource
http://redmine.ruby-lang.org/issues/show/4338
http://rhn.redhat.com/errata/RHSA-2012-0070.html
http://www.openwall.com/lists/oss-security/2011/07/20/1 Patch
http://www.redhat.com/support/errata/RHSA-2011-1581.html
http://www.securityfocus.com/bid/49126
https://exchange.xforce.ibmcloud.com/vulnerabilities/69157

Technical Details

Vulnerability Type (View All)

Known Affected Software Configurations Switch to CPE 2.2

Configuration 1 ( hide )
 cpe:2.3:a:ruby-lang:ruby:1.8.6:p110:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:ruby-lang:ruby:*:p111:*:*:*:*:*:*
     Show Matching CPE(s)
Up to (including)
1.8.6
 cpe:2.3:a:ruby-lang:ruby:1.8.6:p36:*:*:*:*:*:*
     Show Matching CPE(s)


Change History

2 change records found - show changes

Quick Info

CVE Dictionary Entry:
CVE-2011-3009
NVD Published Date:
08/05/2011
NVD Last Modified:
08/28/2017