CVE-2012-4522

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{"affected": [{"affectedData": [{"product": "n/a", "vendor": "n/a", "versions": [{"status": "affected", "version": "n/a"}]}], "source": "secalert@redhat.com"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:ruby-lang:ruby:1.9.3:*:*:*:*:*:*:*", "matchCriteriaId": "D0535DC9-EB0E-4745-80AC-4A020DF26E38", "vulnerable": true}, {"criteria": "cpe:2.3:a:ruby-lang:ruby:2.0.0:*:*:*:*:*:*:*", "matchCriteriaId": "B03B7561-A854-4EFA-9E4E-CFC4EEAE4EE1", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "The rb_get_path_check function in file.c in Ruby 1.9.3 before patchlevel 286 and Ruby 2.0.0 before r37163 allows context-dependent attackers to create files in unexpected locations or with unexpected names via a NUL byte in a file path."}, {"lang": "es", "value": "La funci\u00f3n rb_get_path_check en file.c en Ruby v1.9.3 anterior a patchlevel 286 y Ruby v2.0.0 anterior a r37163 permite a atacantes dependientes de contexto crear archivos en ubicaciones inesperadas o con nombres inesperados a trav\u00e9s de un byte NUL en una ruta de archivo."}], "id": "CVE-2012-4522", "lastModified": "2026-06-16T23:45:15.250", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "NONE", "baseScore": 5.0, "confidentialityImpact": "NONE", "integrityImpact": "PARTIAL", "vectorString": "AV:N/AC:L/Au:N/C:N/I:P/A:N", "version": "2.0"}, "exploitabilityScore": 10.0, "impactScore": 2.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}]}, "published": "2012-11-24T20:55:03.150", "references": [{"source": "secalert@redhat.com", "url": "http://lists.fedoraproject.org/pipermail/package-announce/2012-October/090235.html"}, {"source": "secalert@redhat.com", "url": "http://lists.fedoraproject.org/pipermail/package-announce/2012-October/090515.html"}, {"source": "secalert@redhat.com", "url": "http://rhn.redhat.com/errata/RHSA-2013-0129.html"}, {"source": "secalert@redhat.com", "url": "http://svn.ruby-lang.org/cgi-bin/viewvc.cgi?view=revision&revision=37163"}, {"source": "secalert@redhat.com", "url": "http://www.openwall.com/lists/oss-security/2012/10/12/6"}, {"source": "secalert@redhat.com", "url": "http://www.openwall.com/lists/oss-security/2012/10/13/1"}, {"source": "secalert@redhat.com", "url": "http://www.openwall.com/lists/oss-security/2012/10/16/1"}, {"source": "secalert@redhat.com", "url": "http://www.ruby-lang.org/en/news/2012/10/12/poisoned-NUL-byte-vulnerability/"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://lists.fedoraproject.org/pipermail/package-announce/2012-October/090235.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://lists.fedoraproject.org/pipermail/package-announce/2012-October/090515.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://rhn.redhat.com/errata/RHSA-2013-0129.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://svn.ruby-lang.org/cgi-bin/viewvc.cgi?view=revision&revision=37163"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://www.openwall.com/lists/oss-security/2012/10/12/6"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://www.openwall.com/lists/oss-security/2012/10/13/1"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://www.openwall.com/lists/oss-security/2012/10/16/1"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://www.ruby-lang.org/en/news/2012/10/12/poisoned-NUL-byte-vulnerability/"}], "sourceIdentifier": "secalert@redhat.com", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-264"}], "source": "nvd@nist.gov", "type": "Primary"}]}

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"2013-02-28T00:00:00Z"}, {"advisory": "RHSA-2013:0582", "cpe": "cpe:/a:redhat:openshift:1::el6", "package": "rubygem-openshift-origin-node-0:1.0.11-1.el6op", "product_name": "RHEL 6 Version of OpenShift Enterprise", "release_date": "2013-02-28T00:00:00Z"}, {"advisory": "RHSA-2013:0582", "cpe": "cpe:/a:redhat:openshift:1::el6", "package": "rubygem-ruby_parser-0:2.0.4-6.el6op", "product_name": "RHEL 6 Version of OpenShift Enterprise", "release_date": "2013-02-28T00:00:00Z"}], "bugzilla": {"description": "ruby: unintentional file creation caused by inserting an illegal NUL character", "id": "865940", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=865940"}, "csaw": false, "cvss": {"cvss_base_score": "4.3", "cvss_scoring_vector": "AV:N/AC:M/Au:N/C:N/I:P/A:N", "status": "verified"}, "cwe": "CWE-626", "details": ["The rb_get_path_check function in file.c in Ruby 1.9.3 before patchlevel 286 and Ruby 2.0.0 before r37163 allows context-dependent attackers to create files in unexpected locations or with unexpected names via a NUL byte in a file path."], "name": "CVE-2012-4522", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Not affected", "package_name": "ruby", "product_name": "Red Hat Enterprise Linux 6"}], "public_date": "2012-10-12T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2012-4522\nhttps://nvd.nist.gov/vuln/detail/CVE-2012-4522"], "statement": "This issue did not affect the versions of ruby as shipped with Red Hat Enterprise Linux 6.", "threat_severity": "Moderate"}

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