CVE-2011-3009

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.

Category

5.0
CVSS
Severity: Medium
CVSS 2.0 •
EPSS 0.56%
Vendor Advisory redhat.com Vendor Advisory redhat.com
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
http://www.securityfocus.com/bid/49126 vdb entry
http://www.redhat.com/support/errata/RHSA-2011-1581.html vendor advisory
https://exchange.xforce.ibmcloud.com/vulnerabilities/69157 vdb entry
http://rhn.redhat.com/errata/RHSA-2012-0070.html vendor advisory
http://redmine.ruby-lang.org/issues/show/4338
http://www.openwall.com/lists/oss-security/2011/07/20/1 mailing list patch

Frequently Asked Questions

What is the severity of CVE-2011-3009?
CVE-2011-3009 has been scored as a medium severity vulnerability.
How to fix CVE-2011-3009?
To fix CVE-2011-3009, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2011-3009 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2011-3009 is being actively exploited. According to its EPSS score, there is a ~1% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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