CVE-2011-4838

{"cve": {"data_type": "CVE", "references": {"reference_data": [{"url": "http://www.ocert.org/advisories/ocert-2011-003.html", "name": "http://www.ocert.org/advisories/ocert-2011-003.html", "tags": ["Third Party Advisory"], "refsource": "MISC"}, {"url": "http://www.kb.cert.org/vuls/id/903934", "name": "VU#903934", "tags": ["Third Party Advisory", "US Government Resource"], "refsource": "CERT-VN"}, {"url": "http://www.nruns.com/_downloads/advisory28122011.pdf", "name": "http://www.nruns.com/_downloads/advisory28122011.pdf", "tags": ["Third Party Advisory"], "refsource": "MISC"}, {"url": "http://secunia.com/advisories/47407", "name": "47407", "tags": ["Third Party Advisory"], "refsource": "SECUNIA"}, {"url": "http://jruby.org/2011/12/27/jruby-1-6-5-1.html", "name": "http://jruby.org/2011/12/27/jruby-1-6-5-1.html", "tags": ["Vendor Advisory"], "refsource": "CONFIRM"}, {"url": "http://archives.neohapsis.com/archives/bugtraq/2011-12/0181.html", "name": "20111228 n.runs-SA-2011.004 - web programming languages and platforms - DoS through hash table", "tags": ["Broken Link"], "refsource": "BUGTRAQ"}, {"url": "http://rhn.redhat.com/errata/RHSA-2012-1232.html", "name": "RHSA-2012:1232", "tags": ["Broken Link"], "refsource": "REDHAT"}, {"url": "http://secunia.com/advisories/50084", "name": "50084", "tags": ["Third Party Advisory"], "refsource": "SECUNIA"}, {"url": "http://security.gentoo.org/glsa/glsa-201207-06.xml", "name": "GLSA-201207-06", "tags": ["Third Party Advisory"], "refsource": "GENTOO"}, {"url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/72019", "name": "jruby-hash-dos(72019)", "tags": ["Third Party Advisory", "VDB Entry"], "refsource": "XF"}]}, "data_format": "MITRE", "description": {"description_data": [{"lang": "en", "value": "JRuby before 1.6.5.1 computes hash values without restricting the ability to trigger hash collisions predictably, which allows context-dependent attackers to cause a denial of service (CPU consumption) via crafted input to an application that maintains a hash table."}]}, "problemtype": {"problemtype_data": [{"description": [{"lang": "en", "value": "CWE-400"}]}]}, "data_version": "4.0", "CVE_data_meta": {"ID": "CVE-2011-4838", "ASSIGNER": "cve@mitre.org"}}, "impact": {"baseMetricV2": {"cvssV2": {"version": "2.0", "baseScore": 5.0, "accessVector": "NETWORK", "vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:P", "authentication": "NONE", "integrityImpact": "NONE", "accessComplexity": "LOW", "availabilityImpact": "PARTIAL", "confidentialityImpact": "NONE"}, "severity": "MEDIUM", "acInsufInfo": false, "impactScore": 2.9, "obtainAllPrivilege": false, "exploitabilityScore": 10.0, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}}, "publishedDate": "2011-12-30T01:55Z", "configurations": {"nodes": [{"children": [], "operator": "OR", "cpe_match": [{"cpe23Uri": "cpe:2.3:a:jruby:jruby:*:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true, "versionEndExcluding": "1.6.5.1"}]}], "CVE_data_version": "4.0"}, "lastModifiedDate": "2021-01-12T14:30Z"}