01 Record
CVE-2011-3009
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
UnratedPUBLISHEDCNA: mitre
CNA base scoreUnratedNo CNA CVSS vector
02 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
03 Exploitation and scoring
- Exploitation
- Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
- SSVC decision
- Not assessed by CISA
- EPSS probability
- 2.02% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 80.7% of scored records. A rank, not a probability.
- NVD base score
- The NVD has published no score for this record
- NVD CVSS vector
- No NVD score to derive
- NVD analysis status
- Modified. NVD last modified this record on 2026-06-16.
- Red Hat severity
- Low. Red Hat's rating for its own products, not a CVSS rating.
Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.
04 Metadata
- Published
- 2011-08-05 22:00Z15 YR AGO
- Last updated
- 2024-08-06 23:22Z2 YR AGO
- Reserved
- 2011-08-05
- Assigning CNA
- mitre
- Record state
- PUBLISHED
- Severity
- Not rated by the issuing CNA
- CNA CVSS vector
- Not published by the issuing CNA
- Weaknesses
- Data version
- 5.1
- Document digest
- 8c92dcc9e9e4406ce9d48528f54aef5d0f18725149ae7f0ba2dbb94704629be6
05 Affected products
VendorProductVersionsPlatforms
06 References
- www.securityfocus.com49126http://www.securityfocus.com/bid/49126
- www.redhat.comRHSA-2011:1581http://www.redhat.com/support/errata/RHSA-2011-1581.html
- exchange.xforce.ibmcloud.comruby-random-number-weak-security(69157)https://exchange.xforce.ibmcloud.com/vulnerabilities/69157
- rhn.redhat.comRHSA-2012:0070http://rhn.redhat.com/errata/RHSA-2012-0070.html
- redmine.ruby-lang.orghttp://redmine.ruby-lang.org/issues/show/4338
- www.openwall.com[oss-security] 20110720 Re: CVE Request: ruby PRNG fixeshttp://www.openwall.com/lists/oss-security/2011/07/20/1