CVE-2011-2686

{"id": "CVE-2011-2686", "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 5.0, "accessVector": "NETWORK", "vectorString": "AV:N/AC:L/Au:N/C:P/I:N/A:N", "authentication": "NONE", "integrityImpact": "NONE", "accessComplexity": "LOW", "availabilityImpact": "NONE", "confidentialityImpact": "PARTIAL"}, "acInsufInfo": false, "impactScore": 2.9, "baseSeverity": "MEDIUM", "obtainAllPrivilege": false, "exploitabilityScore": 10.0, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}]}, "published": "2011-08-05T21:55:04.467", "references": [{"url": "http://lists.fedoraproject.org/pipermail/package-announce/2011-July/063062.html", "tags": ["Patch"], "source": "secalert@redhat.com"}, {"url": "http://lists.fedoraproject.org/pipermail/package-announce/2011-July/063071.html", "tags": ["Patch"], "source": "secalert@redhat.com"}, {"url": "http://redmine.ruby-lang.org/issues/show/4338", "source": "secalert@redhat.com"}, {"url": "http://svn.ruby-lang.org/cgi-bin/viewvc.cgi?view=revision&revision=31713", "tags": ["Patch"], "source": "secalert@redhat.com"}, {"url": "http://svn.ruby-lang.org/repos/ruby/tags/v1_8_7_352/ChangeLog", "source": "secalert@redhat.com"}, {"url": "http://www.openwall.com/lists/oss-security/2011/07/11/1", "tags": ["Patch"], "source": "secalert@redhat.com"}, {"url": "http://www.openwall.com/lists/oss-security/2011/07/12/14", "tags": ["Patch"], "source": "secalert@redhat.com"}, {"url": "http://www.openwall.com/lists/oss-security/2011/07/20/1", "tags": ["Patch"], "source": "secalert@redhat.com"}, {"url": "http://www.openwall.com/lists/oss-security/2011/07/20/16", "tags": ["Patch"], "source": "secalert@redhat.com"}, {"url": "http://www.ruby-lang.org/en/news/2011/07/02/ruby-1-8-7-p352-released/", "tags": ["Patch"], "source": "secalert@redhat.com"}, {"url": "http://www.securityfocus.com/bid/49015", "source": "secalert@redhat.com"}, {"url": "https://bugzilla.redhat.com/show_bug.cgi?id=722415", "tags": ["Patch"], "source": "secalert@redhat.com"}, {"url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/69032", "source": "secalert@redhat.com"}], "vulnStatus": "Modified", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-310"}]}], "descriptions": [{"lang": "en", "value": "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."}, {"lang": "es", "value": "Ruby en versiones anteriores a la 1.8.7-p352 no resetea la semilla aleatoria despu\u00e9s de la creacci\u00f3n de procesos (\"forking\"), lo que facilita a atacantes dependientes del contexto predecir los valores de n\u00fameros aleatorios bas\u00e1ndose en el conocimiento de n\u00fameros de secuencia obtenidos de procesos hijo diferentes. Vulnerabilidad relacionada con la CVE-2003-0900. NOTA: este problema existe debido a una regresi\u00f3n durante el desarrollo de Ruby 1.8.6."}], "lastModified": "2023-11-07T02:07:44.460", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:ruby-lang:ruby:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "2C145137-6CD4-4E6D-B17E-F21F88E272BF", "versionEndIncluding": "1.8.7-334"}, {"criteria": "cpe:2.3:a:ruby-lang:ruby:1.8.7:p22:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "1FE05F3A-A8B5-45EE-BF52-D55E2768F890"}, {"criteria": "cpe:2.3:a:ruby-lang:ruby:1.8.7:p71:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "0C6D66E2-3E10-4DEA-9E6B-53A5DE78AFCF"}, {"criteria": "cpe:2.3:a:ruby-lang:ruby:1.8.7:p72:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "17AA24B4-30C7-4D46-A55C-A5CC7C446436"}, {"criteria": "cpe:2.3:a:ruby-lang:ruby:1.8.7-160:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "DD10E326-6907-47DB-B2F1-D09EF2E7EBD8"}, {"criteria": "cpe:2.3:a:ruby-lang:ruby:1.8.7-173:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "55A7F5F2-3F5D-441B-9756-8540BDCB3356"}, {"criteria": "cpe:2.3:a:ruby-lang:ruby:1.8.7-248:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "4FE44E5F-8ECA-4325-9454-12682D84F430"}, {"criteria": "cpe:2.3:a:ruby-lang:ruby:1.8.7-249:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "81D68A0E-2809-4A02-BEEA-B37719AC23DC"}, {"criteria": "cpe:2.3:a:ruby-lang:ruby:1.8.7-299:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "324BD6C5-27BE-4678-846D-90433FD6AD0A"}, {"criteria": "cpe:2.3:a:ruby-lang:ruby:1.8.7-302:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "6AA691FE-2BBF-4407-A52B-8CCAA07E0BC1"}, {"criteria": "cpe:2.3:a:ruby-lang:ruby:1.8.7-330:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "3684A343-ABD7-4B80-993C-1F3CC0F983DF"}, {"criteria": "cpe:2.3:a:ruby-lang:ruby:1.8.7-p21:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "D1797BB1-935E-45F0-A803-A985E5659236"}], "operator": "OR"}]}], "sourceIdentifier": "secalert@redhat.com"}