{"resultsPerPage":1,"startIndex":0,"totalResults":1,"format":"NVD_CVE","version":"2.0","timestamp":"2026-05-04T04:34:49.080","vulnerabilities":[{"cve":{"id":"CVE-2020-11996","sourceIdentifier":"security@apache.org","published":"2020-06-26T17:15:10.153","lastModified":"2024-11-21T04:59:04.687","vulnStatus":"Modified","cveTags":[],"descriptions":[{"lang":"en","value":"A specially crafted sequence of HTTP/2 requests sent to Apache Tomcat 10.0.0-M1 to 10.0.0-M5, 9.0.0.M1 to 9.0.35 and 8.5.0 to 8.5.55 could trigger high CPU usage for several seconds. If a sufficient number of such requests were made on concurrent HTTP/2 connections, the server could become unresponsive."},{"lang":"es","value":"Una secuencia especialmente diseñada de peticiones HTTP/2 enviadas a Apache Tomcat versiones 10.0.0-M1 hasta 10.0.0-M5, versiones 9.0.0.M1 hasta 9.0.35 y versiones 8.5.0 hasta 8.5.55, podría desencadenar un uso elevado de la CPU por varios segundos. Si se hacen una cantidad suficiente de tales peticiones en conexiones HTTP/2 concurrentes, el servidor podría dejar de responder"}],"metrics":{"cvssMetricV31":[{"source":"nvd@nist.gov","type":"Primary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","baseScore":7.5,"baseSeverity":"HIGH","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"NONE","availabilityImpact":"HIGH"},"exploitabilityScore":3.9,"impactScore":3.6}],"cvssMetricV2":[{"source":"nvd@nist.gov","type":"Primary","cvssData":{"version":"2.0","vectorString":"AV:N/AC:L/Au:N/C:N/I:N/A:P","baseScore":5.0,"accessVector":"NETWORK","accessComplexity":"LOW","authentication":"NONE","confidentialityImpact":"NONE","integrityImpact":"NONE","availabilityImpact":"PARTIAL"},"baseSeverity":"MEDIUM","exploitabilityScore":10.0,"impactScore":2.9,"acInsufInfo":false,"obtainAllPrivilege":false,"obtainUserPrivilege":false,"obtainOtherPrivilege":false,"userInteractionRequired":false}]},"weaknesses":[{"source":"nvd@nist.gov","type":"Primary","description":[{"lang":"en","value":"NVD-CWE-noinfo"}]}],"configurations":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:a:apache:tomcat:*:*:*:*:*:*:*:*","versionStartIncluding":"8.5.0","versionEndIncluding":"8.5.55","matchCriteriaId":"94DDAA68-7C3F-43FA-9DE0-70EDFED5BC15"},{"vulnerable":true,"criteria":"cpe:2.3:a:apache:tomcat:*:*:*:*:*:*:*:*","versionStartIncluding":"9.0.0","versionEndIncluding":"9.0.35","matchCriteriaId":"962BF205-A4B6-49F2-AEA5-A33A95F682E1"},{"vulnerable":true,"criteria":"cpe:2.3:a:apache:tomcat:9.0.0:milestone1:*:*:*:*:*:*","matchCriteriaId":"9D0689FE-4BC0-4F53-8C79-34B21F9B86C2"},{"vulnerable":true,"criteria":"cpe:2.3:a:apache:tomcat:9.0.0:milestone10:*:*:*:*:*:*","matchCriteriaId":"89B129B2-FB6F-4EF9-BF12-E589A87996CF"},{"vulnerable":true,"criteria":"cpe:2.3:a:apache:tomcat:9.0.0:milestone11:*:*:*:*:*:*","matchCriteriaId":"8B6787B6-54A8-475E-BA1C-AB99334B2535"},{"vulnerable":true,"criteria":"cpe:2.3:a:apache:tomcat:9.0.0:milestone12:*:*:*:*:*:*","matchCriteriaId":"EABB6FBC-7486-44D5-A6AD-FFF1D3F677E1"},{"vulnerable":true,"criteria":"cpe:2.3:a:apache:tomcat:9.0.0:milestone13:*:*:*:*:*:*","matchCriteriaId":"E10C03BC-EE6B-45B2-83AE-9E8DFB58D7DB"},{"vulnerable":true,"criteria":"cpe:2.3:a:apache:tomcat:9.0.0:milestone14:*:*:*:*:*:*","matchCriteriaId":"8A6DA0BE-908C-4DA8-A191-A0113235E99A"},{"vulnerable":true,"criteria":"cpe:2.3:a:apache:tomcat:9.0.0:milestone15:*:*:*:*:*:*","matchCriteriaId":"39029C72-28B4-46A4-BFF5-EC822CFB2A4C"},{"vulnerable":true,"criteria":"cpe:2.3:a:apache:tomcat:9.0.0:milestone16:*:*:*:*:*:*","matchCriteriaId":"1A2E05A3-014F-4C4D-81E5-88E725FBD6AD"},{"vulnerable":true,"criteria":"cpe:2.3:a:apache:tomcat:9.0.0:milestone17:*:*:*:*:*:*","matchCriteriaId":"166C533C-0833-41D5-99B6-17A4FAB3CAF0"},{"vulnerable":true,"criteria":"cpe:2.3:a:apache:tomcat:9.0.0:milestone18:*:*:*:*:*:*","matchCriteriaId":"D3768C60-21FA-4B92-B98C-C3A2602D1BC4"},{"vulnerable":true,"criteria":"cpe:2.3:a:apache:tomcat:9.0.0:milestone19:*:*:*:*:*:*","matchCriteriaId":"DDD510FA-A2E4-4BAF-A0DE-F4E5777E9325"},{"vulnerable":true,"criteria":"cpe:2.3:a:apache:tomcat:9.0.0:milestone2:*:*:*:*:*:*","matchCriteriaId":"9F542E12-6BA8-4504-A494-DA83E7E19BD5"},{"vulnerable":true,"criteria":"cpe:2.3:a:apache:tomcat:9.0.0:milestone20:*:*:*:*:*:*","matchCriteriaId":"C2409CC7-6A85-4A66-A457-0D62B9895DC1"},{"vulnerable":true,"criteria":"cpe:2.3:a:apache:tomcat:9.0.0:milestone21:*:*:*:*:*:*","matchCriteriaId":"B392A7E5-4455-4B1C-8FAC-AE6DDC70689E"},{"vulnerable":true,"criteria":"cpe:2.3:a:apache:tomcat:9.0.0:milestone22:*:*:*:*:*:*","matchCriteriaId":"EF411DDA-2601-449A-9046-D250419A0E1A"},{"vulnerable":true,"criteria":"cpe:2.3:a:apache:tomcat:9.0.0:milestone23:*:*:*:*:*:*","matchCriteriaId":"D7D8F2F4-AFE2-47EA-A3FD-79B54324DE02"},{"vulnerable":true,"criteria":"cpe:2.3:a:apache:tomcat:9.0.0:milestone24:*:*:*:*:*:*","matchCriteriaId":"1B4FBF97-DE16-4E5E-BE19-471E01818D40"},{"vulnerable":true,"criteria":"cpe:2.3:a:apache:tomcat:9.0.0:milestone25:*:*:*:*:*:*","matchCriteriaId":"3B266B1E-24B5-47EE-A421-E0E3CC0C7471"},{"vulnerable":true,"criteria":"cpe:2.3:a:apache:tomcat:9.0.0:milestone26:*:*:*:*:*:*","matchCriteriaId":"29614C3A-6FB3-41C7-B56E-9CC3F45B04F0"},{"vulnerable":true,"criteria":"cpe:2.3:a:apache:tomcat:9.0.0:milestone27:*:*:*:*:*:*","matchCriteriaId":"C6AB156C-8FF6-4727-AF75-590D0DCB3F9D"},{"vulnerable":true,"criteria":"cpe:2.3:a:apache:tomcat:9.0.0:milestone3:*:*:*:*:*:*","matchCriteriaId":"C0C5F004-F7D8-45DB-B173-351C50B0EC16"},{"vulnerable":true,"criteria":"cpe:2.3:a:apache:tomcat:9.0.0:milestone4:*:*:*:*:*:*","matchCriteriaId":"D1902D2E-1896-4D3D-9E1C-3A675255072C"},{"vulnerable":true,"criteria":"cpe:2.3:a:apache:tomcat:9.0.0:milestone5:*:*:*:*:*:*","matchCriteriaId":"49AAF4DF-F61D-47A8-8788-A21E317A145D"},{"vulnerable":true,"criteria":"cpe:2.3:a:apache:tomcat:9.0.0:milestone6:*:*:*:*:*:*","matchCriteriaId":"454211D0-60A2-4661-AECA-4C0121413FEB"},{"vulnerable":true,"criteria":"cpe:2.3:a:apache:tomcat:9.0.0:milestone7:*:*:*:*:*:*","matchCriteriaId":"0686F977-889F-4960-8E0B-7784B73A7F2D"},{"vulnerable":true,"criteria":"cpe:2.3:a:apache:tomcat:9.0.0:milestone8:*:*:*:*:*:*","matchCriteriaId":"558703AE-DB5E-4DFF-B497-C36694DD7B24"},{"vulnerable":true,"criteria":"cpe:2.3:a:apache:tomcat:9.0.0:milestone9:*:*:*:*:*:*","matchCriteriaId":"ED6273F2-1165-47A4-8DD7-9E9B2472941B"},{"vulnerable":true,"criteria":"cpe:2.3:a:apache:tomcat:10.0.0:milestone1:*:*:*:*:*:*","matchCriteriaId":"90CD7E85-4FF9-4158-AC78-4BFCBC882A65"},{"vulnerable":true,"criteria":"cpe:2.3:a:apache:tomcat:10.0.0:milestone2:*:*:*:*:*:*","matchCriteriaId":"7EA56B52-1015-40CD-B10C-393768094269"},{"vulnerable":true,"criteria":"cpe:2.3:a:apache:tomcat:10.0.0:milestone3:*:*:*:*:*:*","matchCriteriaId":"501B0D4A-D636-4736-979B-D5023599CEFB"},{"vulnerable":true,"criteria":"cpe:2.3:a:apache:tomcat:10.0.0:milestone4:*:*:*:*:*:*","matchCriteriaId":"94E7764F-BF9E-463E-B446-A9A8DB92BB97"},{"vulnerable":true,"criteria":"cpe:2.3:a:apache:tomcat:10.0.0:milestone5:*:*:*:*:*:*","matchCriteriaId":"53A9F7EE-AF2A-43E5-B708-0198784AB45A"}]}]},{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:canonical:ubuntu_linux:20.04:*:*:*:lts:*:*:*","matchCriteriaId":"902B8056-9E37-443B-8905-8AA93E2447FB"}]}]},{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:a:oracle:mysql_enterprise_monitor:*:*:*:*:*:*:*:*","versionEndIncluding":"8.0.21","matchCriteriaId":"70C60E6C-1A61-422B-A132-FB024761F576"},{"vulnerable":true,"criteria":"cpe:2.3:a:oracle:siebel_ui_framework:*:*:*:*:*:*:*:*","versionEndIncluding":"20.12","matchCriteriaId":"30DB69BD-0F6E-4AB5-A861-7CB911C35660"},{"vulnerable":true,"criteria":"cpe:2.3:a:oracle:workload_manager:12.2.0.1:*:*:*:*:*:*:*","matchCriteriaId":"AD848FE1-CFD7-490C-B008-DF3B30F3256F"},{"vulnerable":true,"criteria":"cpe:2.3:a:oracle:workload_manager:18c:*:*:*:*:*:*:*","matchCriteriaId":"630C8E99-FE49-486E-9003-40B82809B7A3"},{"vulnerable":true,"criteria":"cpe:2.3:a:oracle:workload_manager:19c:*:*:*:*:*:*:*","matchCriteriaId":"C842DE9E-5E12-4295-AFA5-DEB5FEDE490A"}]}]},{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:opensuse:leap:15.1:*:*:*:*:*:*:*","matchCriteriaId":"B620311B-34A3-48A6-82DF-6F078D7A4493"},{"vulnerable":true,"criteria":"cpe:2.3:o:opensuse:leap:15.2:*:*:*:*:*:*:*","matchCriteriaId":"B009C22E-30A4-4288-BCF6-C3E81DEAF45A"}]}]},{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*","matchCriteriaId":"DEECE5FC-CACF-4496-A3E7-164736409252"},{"vulnerable":true,"criteria":"cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*","matchCriteriaId":"07B237A9-69A3-4A9C-9DA0-4E06BD37AE73"}]}]},{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:a:netapp:oncommand_system_manager:3.0:*:*:*:*:*:*:*","matchCriteriaId":"E3177D3B-A060-4A0C-BF20-C777EAD9D68B"},{"vulnerable":true,"criteria":"cpe:2.3:a:netapp:oncommand_system_manager:3.1.3:*:*:*:*:*:*:*","matchCriteriaId":"CA4018FF-395E-4278-9F4C-995ECA9CB652"}]}]}],"references":[{"url":"http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00064.html","source":"security@apache.org","tags":["Mailing List","Third Party Advisory"]},{"url":"http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00072.html","source":"security@apache.org","tags":["Mailing List","Third Party Advisory"]},{"url":"https://lists.apache.org/thread.html/r2529016c311ce9485e6f173446d469600fdfbb94dccadfcd9dfdac79%40%3Cusers.tomcat.apache.org%3E","source":"security@apache.org"},{"url":"https://lists.apache.org/thread.html/r3ea96d8f36dd404acce83df8aeb22a9e807d6c13ca9c5dec72f872cd%40%3Cnotifications.ofbiz.apache.org%3E","source":"security@apache.org"},{"url":"https://lists.apache.org/thread.html/r5541ef6b6b68b49f76fc4c45695940116da2bcbe0312ef204a00a2e0%40%3Cannounce.tomcat.apache.org%3E","source":"security@apache.org","tags":["Mailing List","Vendor Advisory"]},{"url":"https://lists.apache.org/thread.html/r5a4f80a6acc6607d61dae424b643b594c6188dd4e1eff04705c10db2%40%3Cnotifications.ofbiz.apache.org%3E","source":"security@apache.org"},{"url":"https://lists.apache.org/thread.html/r6c29801370a36c1a5159679269777ad0c73276d3015b8bbefea66e5c%40%3Cnotifications.ofbiz.apache.org%3E","source":"security@apache.org"},{"url":"https://lists.apache.org/thread.html/r74f5a8204efe574cbfcd95b2a16236fe95beb45c4d9fee3dc789dca9%40%3Ccommits.ofbiz.apache.org%3E","source":"security@apache.org"},{"url":"https://lists.apache.org/thread.html/r8f3d416c193bc9384a8a7dd368623d441f5fcaff1057115008100561%40%3Ccommits.ofbiz.apache.org%3E","source":"security@apache.org"},{"url":"https://lists.apache.org/thread.html/r8f7484589454638af527182ae55ef5b628ba00c05c5b11887c922fb1%40%3Cnotifications.ofbiz.apache.org%3E","source":"security@apache.org"},{"url":"https://lists.apache.org/thread.html/r93ca628ef3a4530dfe5ac49fddc795f0920a4b2a408b57a30926a42b%40%3Ccommits.ofbiz.apache.org%3E","source":"security@apache.org"},{"url":"https://lists.apache.org/thread.html/r9ad911fe49450ed9405827af0e7a74104041081ff91864b1f2546bbd%40%3Cnotifications.ofbiz.apache.org%3E","source":"security@apache.org"},{"url":"https://lists.apache.org/thread.html/ra7092f7492569b39b04ec0decf52628ba86c51f15efb38f5853e2760%40%3Cnotifications.ofbiz.apache.org%3E","source":"security@apache.org"},{"url":"https://lists.apache.org/thread.html/rb4ee49ecc4c59620ffd5e66e84a17e526c2c3cfa95d0cd682d90d338%40%3Cnotifications.ofbiz.apache.org%3E","source":"security@apache.org"},{"url":"https://lists.apache.org/thread.html/rb820f1a2a02bf07414be12c653c2ab5321fd87b9bf6c5e635c53ff4b%40%3Cnotifications.ofbiz.apache.org%3E","source":"security@apache.org"},{"url":"https://lists.apache.org/thread.html/rc80b96b4b96618b2b7461cb90664a428cfd6605eea9f74e51b792542%40%3Cnotifications.ofbiz.apache.org%3E","source":"security@apache.org"},{"url":"https://lists.apache.org/thread.html/rea65d6ef2e45dd1c45faae83922042732866c7b88fa109b76c83db52%40%3Cnotifications.ofbiz.apache.org%3E","source":"security@apache.org"},{"url":"https://lists.apache.org/thread.html/ref0339792ac6dac1dba83c071a727ad72380899bde60f6aaad4031b9%40%3Cnotifications.ofbiz.apache.org%3E","source":"security@apache.org"},{"url":"https://lists.debian.org/debian-lts-announce/2020/07/msg00010.html","source":"security@apache.org","tags":["Mailing List","Third Party Advisory"]},{"url":"https://security.netapp.com/advisory/ntap-20200709-0002/","source":"security@apache.org","tags":["Third Party Advisory"]},{"url":"https://usn.ubuntu.com/4596-1/","source":"security@apache.org","tags":["Third Party Advisory"]},{"url":"https://www.debian.org/security/2020/dsa-4727","source":"security@apache.org","tags":["Third Party Advisory"]},{"url":"https://www.oracle.com/security-alerts/cpujan2021.html","source":"security@apache.org","tags":["Third Party Advisory"]},{"url":"https://www.oracle.com/security-alerts/cpuoct2020.html","source":"security@apache.org","tags":["Third Party Advisory"]},{"url":"http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00064.html","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Mailing List","Third Party Advisory"]},{"url":"http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00072.html","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Mailing List","Third Party Advisory"]},{"url":"https://lists.apache.org/thread.html/r2529016c311ce9485e6f173446d469600fdfbb94dccadfcd9dfdac79%40%3Cusers.tomcat.apache.org%3E","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://lists.apache.org/thread.html/r3ea96d8f36dd404acce83df8aeb22a9e807d6c13ca9c5dec72f872cd%40%3Cnotifications.ofbiz.apache.org%3E","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://lists.apache.org/thread.html/r5541ef6b6b68b49f76fc4c45695940116da2bcbe0312ef204a00a2e0%40%3Cannounce.tomcat.apache.org%3E","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Mailing List","Vendor Advisory"]},{"url":"https://lists.apache.org/thread.html/r5a4f80a6acc6607d61dae424b643b594c6188dd4e1eff04705c10db2%40%3Cnotifications.ofbiz.apache.org%3E","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://lists.apache.org/thread.html/r6c29801370a36c1a5159679269777ad0c73276d3015b8bbefea66e5c%40%3Cnotifications.ofbiz.apache.org%3E","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://lists.apache.org/thread.html/r74f5a8204efe574cbfcd95b2a16236fe95beb45c4d9fee3dc789dca9%40%3Ccommits.ofbiz.apache.org%3E","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://lists.apache.org/thread.html/r8f3d416c193bc9384a8a7dd368623d441f5fcaff1057115008100561%40%3Ccommits.ofbiz.apache.org%3E","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://lists.apache.org/thread.html/r8f7484589454638af527182ae55ef5b628ba00c05c5b11887c922fb1%40%3Cnotifications.ofbiz.apache.org%3E","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://lists.apache.org/thread.html/r93ca628ef3a4530dfe5ac49fddc795f0920a4b2a408b57a30926a42b%40%3Ccommits.ofbiz.apache.org%3E","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://lists.apache.org/thread.html/r9ad911fe49450ed9405827af0e7a74104041081ff91864b1f2546bbd%40%3Cnotifications.ofbiz.apache.org%3E","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://lists.apache.org/thread.html/ra7092f7492569b39b04ec0decf52628ba86c51f15efb38f5853e2760%40%3Cnotifications.ofbiz.apache.org%3E","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://lists.apache.org/thread.html/rb4ee49ecc4c59620ffd5e66e84a17e526c2c3cfa95d0cd682d90d338%40%3Cnotifications.ofbiz.apache.org%3E","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://lists.apache.org/thread.html/rb820f1a2a02bf07414be12c653c2ab5321fd87b9bf6c5e635c53ff4b%40%3Cnotifications.ofbiz.apache.org%3E","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://lists.apache.org/thread.html/rc80b96b4b96618b2b7461cb90664a428cfd6605eea9f74e51b792542%40%3Cnotifications.ofbiz.apache.org%3E","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://lists.apache.org/thread.html/rea65d6ef2e45dd1c45faae83922042732866c7b88fa109b76c83db52%40%3Cnotifications.ofbiz.apache.org%3E","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://lists.apache.org/thread.html/ref0339792ac6dac1dba83c071a727ad72380899bde60f6aaad4031b9%40%3Cnotifications.ofbiz.apache.org%3E","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://lists.debian.org/debian-lts-announce/2020/07/msg00010.html","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Mailing List","Third Party Advisory"]},{"url":"https://security.netapp.com/advisory/ntap-20200709-0002/","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Third Party Advisory"]},{"url":"https://usn.ubuntu.com/4596-1/","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Third Party Advisory"]},{"url":"https://www.debian.org/security/2020/dsa-4727","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Third Party Advisory"]},{"url":"https://www.oracle.com/security-alerts/cpujan2021.html","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Third Party Advisory"]},{"url":"https://www.oracle.com/security-alerts/cpuoct2020.html","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Third Party Advisory"]}]}}]}