CVE-2011-2686

  1. OpenCVE
  2. Vulnerabilities (CVE)
  3. CVE-2011-2686
Ruby before 1.8.7-p352 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. NOTE: this issue exists because of a regression during Ruby 1.8.6 development.

5.0 /10

CVSS v2.0 : MEDIUM

V2 Legend

Vector : AV:N/AC:L/Au:N/C:P/I:N/A:N

Exploitability : 10.0 / Impact : 2.9

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact NONE

Availability Impact NONE

References
Link Resource
http://lists.fedoraproject.org/pipermail/package-announce/2011-July/063062.html Patch
http://lists.fedoraproject.org/pipermail/package-announce/2011-July/063071.html Patch
http://redmine.ruby-lang.org/issues/show/4338
http://svn.ruby-lang.org/cgi-bin/viewvc.cgi?view=revision&revision=31713 Patch
http://svn.ruby-lang.org/repos/ruby/tags/v1_8_7_352/ChangeLog
http://www.openwall.com/lists/oss-security/2011/07/11/1 Patch
http://www.openwall.com/lists/oss-security/2011/07/12/14 Patch
http://www.openwall.com/lists/oss-security/2011/07/20/1 Patch
http://www.openwall.com/lists/oss-security/2011/07/20/16 Patch
http://www.ruby-lang.org/en/news/2011/07/02/ruby-1-8-7-p352-released/ Patch
http://www.securityfocus.com/bid/49015
https://bugzilla.redhat.com/show_bug.cgi?id=722415 Patch
https://exchange.xforce.ibmcloud.com/vulnerabilities/69032
Configurations

Configuration 1 (hide)

OR cpe:2.3:a:ruby-lang:ruby:*:*:*:*:*:*:*:*
cpe:2.3:a:ruby-lang:ruby:1.8.7:p22:*:*:*:*:*:*
cpe:2.3:a:ruby-lang:ruby:1.8.7:p71:*:*:*:*:*:*
cpe:2.3:a:ruby-lang:ruby:1.8.7:p72:*:*:*:*:*:*
cpe:2.3:a:ruby-lang:ruby:1.8.7-160:*:*:*:*:*:*:*
cpe:2.3:a:ruby-lang:ruby:1.8.7-173:*:*:*:*:*:*:*
cpe:2.3:a:ruby-lang:ruby:1.8.7-248:*:*:*:*:*:*:*
cpe:2.3:a:ruby-lang:ruby:1.8.7-249:*:*:*:*:*:*:*
cpe:2.3:a:ruby-lang:ruby:1.8.7-299:*:*:*:*:*:*:*
cpe:2.3:a:ruby-lang:ruby:1.8.7-302:*:*:*:*:*:*:*
cpe:2.3:a:ruby-lang:ruby:1.8.7-330:*:*:*:*:*:*:*
cpe:2.3:a:ruby-lang:ruby:1.8.7-p21:*:*:*:*:*:*:*
History

07 Nov 2023, 02:07

Type Values Removed Values Added
Summary Ruby before 1.8.7-p352 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. NOTE: this issue exists because of a regression during Ruby 1.8.6 development. Ruby before 1.8.7-p352 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. NOTE: this issue exists because of a regression during Ruby 1.8.6 development.

13 Feb 2023, 01:20

Type Values Removed Values Added
Summary Ruby before 1.8.7-p352 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. NOTE: this issue exists because of a regression during Ruby 1.8.6 development. Ruby before 1.8.7-p352 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. NOTE: this issue exists because of a regression during Ruby 1.8.6 development.
Information

Published : 2011-08-05 21:55

Updated : 2023-12-10 11:03

NVD link : CVE-2011-2686

Mitre link : CVE-2011-2686

CVE.ORG link : CVE-2011-2686

JSON object : View

Products Affected

ruby-lang

  • ruby
CWE
CWE-310

Cryptographic Issues