{"cve":"CVE-2021-28165","nvd":{"published":"2021-04-01T15:15:14.237","modified":"2026-06-17T03:45:55.117","status":"Modified","description":"In Eclipse Jetty 7.2.2 to 9.4.38, 10.0.0.alpha0 to 10.0.1, and 11.0.0.alpha0 to 11.0.1, CPU usage can reach 100% upon receiving a large invalid TLS frame.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","score":7.5},"cwes":["CWE-400","CWE-551","CWE-755"],"references":["http://www.openwall.com/lists/oss-security/2021/04/20/3","https://github.com/eclipse/jetty.project/security/advisories/GHSA-26vr-8j45-3r4w","https://lists.apache.org/thread.html/r002258611ed0c35b82b839d284b43db9dcdec120db8afc1c993137dc%40%3Cnotifications.zookeeper.apache.org%3E","https://lists.apache.org/thread.html/r03ca0b69db1e3e5f72fe484b71370d537cd711cbf334e2913332730a%40%3Cissues.spark.apache.org%3E","https://lists.apache.org/thread.html/r05db8e0ef01e1280cc7543575ae0fa1c2b4d06a8b928916ef65dd2ad%40%3Creviews.spark.apache.org%3E"],"products":["eclipse:jetty","jenkins:jenkins","netapp:cloud_manager","netapp:e-series_performance_analyzer","netapp:e-series_santricity_os_controller","netapp:e-series_santricity_storage","netapp:e-series_santricity_web_services","netapp:ontap_tools","netapp:santricity_cloud_connector","netapp:santricity_web_services_proxy","netapp:snapcenter","netapp:storage_replication_adapter_for_clustered_data_ontap","netapp:vasa_provider_for_clustered_data_ontap","oracle:autovue_for_agile_product_lifecycle_management","oracle:communications_cloud_native_core_policy","oracle:communications_element_manager","oracle:communications_services_gatekeeper","oracle:communications_session_report_manager","oracle:communications_session_route_manager","oracle:rest_data_services","oracle:siebel_core_-_automation"],"source":"nvd","synced_at":"2026-10-19T21:17:01.373894544+00:00"},"epss":{"cve":"CVE-2021-28165","score":0.53861,"percentile":0.99,"date":"2026-10-31"},"kev":null,"osv":[{"id":"GHSA-26vr-8j45-3r4w","url":"https://osv.dev/vulnerability/GHSA-26vr-8j45-3r4w","summary":"Jetty vulnerable to incorrect handling of invalid large TLS frame, exhausting CPU resources","modified":"2026-07-08T06:27:27.064776926Z","packages":[{"ecosystem":"Maven","name":"org.eclipse.jetty:jetty-server","purl":"pkg:maven/org.eclipse.jetty/jetty-server","ranges":[">=7.2.2 <9.4.39"],"fixed":["9.4.39"]},{"ecosystem":"Maven","name":"org.eclipse.jetty:jetty-server","purl":"pkg:maven/org.eclipse.jetty/jetty-server","ranges":[">=10.0.0 <10.0.2"],"fixed":["10.0.2"]},{"ecosystem":"Maven","name":"org.eclipse.jetty:jetty-server","purl":"pkg:maven/org.eclipse.jetty/jetty-server","ranges":[">=11.0.0 <11.0.2"],"fixed":["11.0.2"]}]}],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}