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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…
Medium5.0EPSS 2.0%
- Published
- Updated
- Reserved
- Assigned by
- mitre
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.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 2.0 | Medium5.0 | AV:N/AC:L/Au:N/C:P/I:N/A:N |
- EPSS (exploitation in 30 days)
- 2.0% · top 19% of all CVEs (3 Nov 2026)
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The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 5.0.
Weakness
Affected products
n/a
- affected n/a
References (6)
- 49126 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- RHSA-2011:1581 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
- ruby-random-number-weak-security(69157) (opens in a new tab)vdb-entryx_refsource_XFx_transferred
- RHSA-2012:0070 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
- http://redmine.ruby-lang.org/issues/show/4338 (opens in a new tab)x_refsource_MISCx_transferred
- [oss-security] 20110720 Re: CVE Request: ruby PRNG fixes (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://trackcve.app/cve/CVE-2011-3009)Record last updated .