fkie_cve-2011-4815
Vulnerability from fkie_nvd
Published
2011-12-30 01:55
Modified
2025-04-11 00:51
Severity ?
Summary
Ruby (aka CRuby) before 1.8.7-p357 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.
References
Impacted products
{ "configurations": [ { "nodes": [ { "cpeMatch": [ { "criteria": "cpe:2.3:a:ruby-lang:ruby:*:*:*:*:*:*:*:*", "matchCriteriaId": "CF503FC0-3CC4-48BC-89EF-F7DEBF4E2F85", "versionEndIncluding": "1.8.7-p352", "vulnerable": true }, { "criteria": "cpe:2.3:a:ruby-lang:ruby:1.8.7-p299:*:*:*:*:*:*:*", "matchCriteriaId": "F3F5F64A-855A-41D1-9F89-EE93D0F44D70", "vulnerable": true }, { "criteria": "cpe:2.3:a:ruby-lang:ruby:1.8.7-p302:*:*:*:*:*:*:*", "matchCriteriaId": "27CC5244-6F8F-4D05-8301-7467A44B962F", "vulnerable": true }, { "criteria": "cpe:2.3:a:ruby-lang:ruby:1.8.7-p330:*:*:*:*:*:*:*", "matchCriteriaId": "D17613F3-63F8-4809-84D1-7CAC943C7B1E", "vulnerable": true }, { "criteria": "cpe:2.3:a:ruby-lang:ruby:1.8.7-p334:*:*:*:*:*:*:*", "matchCriteriaId": "264C1C64-B631-4C63-9A0A-10C5E3F5D1BB", "vulnerable": true } ], "negate": false, "operator": "OR" } ] } ], "cveTags": [], "descriptions": [ { "lang": "en", "value": "Ruby (aka CRuby) before 1.8.7-p357 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." }, { "lang": "es", "value": "Ruby (tambi\u00e9n conocido como CRuby) anterior a v1.8.7-P357 calcula los valores de hash sin restringir la capacidad de desencadenar colisiones hash predecible, que permite a atacantes dependientes de contexto para causar una denegaci\u00f3n de servicio (consumo de CPU) a trav\u00e9s de entrada dise\u00f1ado para una aplicaci\u00f3n que mantiene un hash mesa." } ], "id": "CVE-2011-4815", "lastModified": "2025-04-11T00:51:21.963", "metrics": { "cvssMetricV2": [ { "acInsufInfo": false, "baseSeverity": "HIGH", "cvssData": { "accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "COMPLETE", "baseScore": 7.8, "confidentialityImpact": "NONE", "integrityImpact": "NONE", "vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:C", "version": "2.0" }, "exploitabilityScore": 10.0, "impactScore": 6.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false } ] }, "published": "2011-12-30T01:55:01.437", "references": [ { "source": "cve@mitre.org", "url": "http://archives.neohapsis.com/archives/bugtraq/2011-12/0181.html" }, { "source": "cve@mitre.org", "url": "http://blade.nagaokaut.ac.jp/cgi-bin/scat.rb/ruby/ruby-talk/391606" }, { "source": "cve@mitre.org", "url": "http://jvn.jp/en/jp/JVN90615481/index.html" }, { "source": "cve@mitre.org", "url": "http://jvndb.jvn.jp/ja/contents/2012/JVNDB-2012-000066.html" }, { "source": "cve@mitre.org", "url": "http://lists.apple.com/archives/security-announce/2012/May/msg00001.html" }, { "source": "cve@mitre.org", "url": "http://rhn.redhat.com/errata/RHSA-2012-0069.html" }, { "source": "cve@mitre.org", "url": "http://rhn.redhat.com/errata/RHSA-2012-0070.html" }, { "source": "cve@mitre.org", "url": "http://secunia.com/advisories/47405" }, { "source": "cve@mitre.org", "url": "http://secunia.com/advisories/47822" }, { "source": "cve@mitre.org", "url": "http://support.apple.com/kb/HT5281" }, { "source": "cve@mitre.org", "tags": [ "US Government Resource" ], "url": "http://www.kb.cert.org/vuls/id/903934" }, { "source": "cve@mitre.org", "url": "http://www.nruns.com/_downloads/advisory28122011.pdf" }, { "source": "cve@mitre.org", "url": "http://www.ocert.org/advisories/ocert-2011-003.html" }, { "source": "cve@mitre.org", "url": "http://www.ruby-lang.org/en/news/2011/12/28/denial-of-service-attack-was-found-for-rubys-hash-algorithm/" }, { "source": "cve@mitre.org", "url": "http://www.securitytracker.com/id?1026474" }, { "source": "cve@mitre.org", "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/72020" }, { "source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://archives.neohapsis.com/archives/bugtraq/2011-12/0181.html" }, { "source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://blade.nagaokaut.ac.jp/cgi-bin/scat.rb/ruby/ruby-talk/391606" }, { "source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://jvn.jp/en/jp/JVN90615481/index.html" }, { "source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://jvndb.jvn.jp/ja/contents/2012/JVNDB-2012-000066.html" }, { "source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://lists.apple.com/archives/security-announce/2012/May/msg00001.html" }, { "source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://rhn.redhat.com/errata/RHSA-2012-0069.html" }, { "source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://rhn.redhat.com/errata/RHSA-2012-0070.html" }, { "source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://secunia.com/advisories/47405" }, { "source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://secunia.com/advisories/47822" }, { "source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://support.apple.com/kb/HT5281" }, { "source": "af854a3a-2127-422b-91ae-364da2661108", "tags": [ "US Government Resource" ], "url": "http://www.kb.cert.org/vuls/id/903934" }, { "source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://www.nruns.com/_downloads/advisory28122011.pdf" }, { "source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://www.ocert.org/advisories/ocert-2011-003.html" }, { "source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://www.ruby-lang.org/en/news/2011/12/28/denial-of-service-attack-was-found-for-rubys-hash-algorithm/" }, { "source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://www.securitytracker.com/id?1026474" }, { "source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/72020" } ], "sourceIdentifier": "cve@mitre.org", "vulnStatus": "Deferred", "weaknesses": [ { "description": [ { "lang": "en", "value": "CWE-20" } ], "source": "nvd@nist.gov", "type": "Primary" } ] }
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Sightings
Author | Source | Type | Date |
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Nomenclature
- Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
- Confirmed: The vulnerability is confirmed from an analyst perspective.
- Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
- Patched: This vulnerability was successfully patched by the user reporting the sighting.
- Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
- Not confirmed: The user expresses doubt about the veracity of the vulnerability.
- Not patched: This vulnerability was not successfully patched by the user reporting the sighting.
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