{"id":"CVE-2021-38153","details":"Some components in Apache Kafka use `Arrays.equals` to validate a password or key, which is vulnerable to timing attacks that make brute force attacks for such credentials more likely to be successful. Users should upgrade to 2.8.1 or higher, or 3.0.0 or higher where this vulnerability has been fixed. The affected versions include Apache Kafka 2.0.0, 2.0.1, 2.1.0, 2.1.1, 2.2.0, 2.2.1, 2.2.2, 2.3.0, 2.3.1, 2.4.0, 2.4.1, 2.5.0, 2.5.1, 2.6.0, 2.6.1, 2.6.2, 2.7.0, 2.7.1, and 2.8.0.","aliases":["BIT-kafka-2021-38153","GHSA-3j6g-hxx5-3q26"],"modified":"2026-08-07T08:12:19.720557110Z","published":"2021-09-22T09:15:07.847Z","database_specific":{"unresolved_ranges":[{"vendor_product":"oracle:communications_brm_-_elastic_charging_engine","cpes":["cpe:2.3:a:oracle:communications_brm_-_elastic_charging_engine:*:*:*:*:*:*:*:*"],"extracted_events":[{"fixed":"12.0.0.4.6"}],"source":"CPE_RANGE"},{"extracted_events":[{"introduced":"8.0.6.0"},{"last_affected":"8.0.9.0"},{"introduced":"8.1.0.0.0"},{"last_affected":"8.1.20"}],"source":"CPE_RANGE","vendor_product":"oracle:financial_services_analytical_applications_infrastructure","cpes":["cpe:2.3:a:oracle:financial_services_analytical_applications_infrastructure:*:*:*:*:*:*:*:*"]},{"extracted_events":[{"introduced":"8.0.6.0.0"},{"last_affected":"8.0.8.0"}],"source":"CPE_RANGE","vendor_product":"oracle:financial_services_behavior_detection_platform","cpes":["cpe:2.3:a:oracle:financial_services_behavior_detection_platform:*:*:*:*:*:*:*:*"]},{"cpes":["cpe:2.3:a:oracle:communications_brm_-_elastic_charging_engine:12.0.0.5.0:*:*:*:*:*:*:*"],"extracted_events":[{"introduced":"12.0.0.5.0"},{"last_affected":"12.0.0.5.0"}],"source":"CPE_STRING","vendor_product":"oracle:communications_brm_-_elastic_charging_engine"},{"source":"CPE_STRING","vendor_product":"oracle:communications_cloud_native_core_policy","cpes":["cpe:2.3:a:oracle:communications_cloud_native_core_policy:1.15.0:*:*:*:*:*:*:*"],"extracted_events":[{"introduced":"1.15.0"},{"last_affected":"1.15.0"}]},{"source":"CPE_STRING","vendor_product":"oracle:financial_services_behavior_detection_platform","cpes":["cpe:2.3:a:oracle:financial_services_behavior_detection_platform:8.1.1.0:*:*:*:*:*:*:*","cpe:2.3:a:oracle:financial_services_behavior_detection_platform:8.1.1.1:*:*:*:*:*:*:*","cpe:2.3:a:oracle:financial_services_behavior_detection_platform:8.1.2.0:*:*:*:*:*:*:*"],"extracted_events":[{"introduced":"8.1.1.0"},{"last_affected":"8.1.1.0"},{"introduced":"8.1.1.1"},{"last_affected":"8.1.1.1"},{"introduced":"8.1.2.0"},{"last_affected":"8.1.2.0"}]},{"source":"CPE_STRING","vendor_product":"oracle:financial_services_enterprise_case_management","cpes":["cpe:2.3:a:oracle:financial_services_enterprise_case_management:8.0.7.1:*:*:*:*:*:*:*","cpe:2.3:a:oracle:financial_services_enterprise_case_management:8.0.7.2:*:*:*:*:*:*:*","cpe:2.3:a:oracle:financial_services_enterprise_case_management:8.0.8.0:*:*:*:*:*:*:*","cpe:2.3:a:oracle:financial_services_enterprise_case_management:8.0.8.1:*:*:*:*:*:*:*","cpe:2.3:a:oracle:financial_services_enterprise_case_management:8.1.1.0:*:*:*:*:*:*:*","cpe:2.3:a:oracle:financial_services_enterprise_case_management:8.1.1.1:*:*:*:*:*:*:*"],"extracted_events":[{"introduced":"8.0.7.1"},{"last_affected":"8.0.7.1"},{"introduced":"8.0.7.2"},{"last_affected":"8.0.7.2"},{"introduced":"8.0.8.0"},{"last_affected":"8.0.8.0"},{"introduced":"8.0.8.1"},{"last_affected":"8.0.8.1"},{"introduced":"8.1.1.0"},{"last_affected":"8.1.1.0"},{"introduced":"8.1.1.1"},{"last_affected":"8.1.1.1"}]},{"source":"CPE_STRING","vendor_product":"oracle:primavera_unifier","cpes":["cpe:2.3:a:oracle:primavera_unifier:18.8:*:*:*:*:*:*:*","cpe:2.3:a:oracle:primavera_unifier:19.12:*:*:*:*:*:*:*","cpe:2.3:a:oracle:primavera_unifier:20.12:*:*:*:*:*:*:*","cpe:2.3:a:oracle:primavera_unifier:21.12:*:*:*:*:*:*:*"],"extracted_events":[{"introduced":"18.8"},{"last_affected":"18.8"},{"introduced":"19.12"},{"last_affected":"19.12"},{"introduced":"20.12"},{"last_affected":"20.12"},{"introduced":"21.12"},{"last_affected":"21.12"}]}]},"references":[{"type":"WEB","url":"https://lists.apache.org/thread.html/r26390c8b09ecfa356582d665b0c01f4cdcf16ac047c85f9f9f06a88c%40%3Cdev.kafka.apache.org%3E"},{"type":"WEB","url":"https://lists.apache.org/thread.html/r26390c8b09ecfa356582d665b0c01f4cdcf16ac047c85f9f9f06a88c%40%3Cusers.kafka.apache.org%3E"},{"type":"WEB","url":"https://lists.apache.org/thread.html/r35322aec467ddae34002690edaa4d9f16e7df9b5bf7164869b75b62c%40%3Cdev.kafka.apache.org%3E"},{"type":"WEB","url":"https://lists.apache.org/thread.html/r45cc0602d5f2cbb72e48896dfadf5e5b87ed85630449598b40e8f0be%40%3Cdev.kafka.apache.org%3E"},{"type":"WEB","url":"https://lists.apache.org/thread.html/r45cc0602d5f2cbb72e48896dfadf5e5b87ed85630449598b40e8f0be%40%3Cusers.kafka.apache.org%3E"},{"type":"WEB","url":"https://lists.apache.org/thread.html/rd9ef217b09fdefaf32a4e1835b59b96629542db57e1f63edb8b006e6%40%3Cdev.kafka.apache.org%3E"},{"type":"WEB","url":"https://lists.apache.org/thread.html/rd9ef217b09fdefaf32a4e1835b59b96629542db57e1f63edb8b006e6%40%3Cusers.kafka.apache.org%3E"},{"type":"ADVISORY","url":"https://kafka.apache.org/cve-list"},{"type":"ADVISORY","url":"https://www.oracle.com/security-alerts/cpujan2022.html"},{"type":"ADVISORY","url":"https://www.oracle.com/security-alerts/cpujul2022.html"},{"type":"FIX","url":"https://www.oracle.com/security-alerts/cpuapr2022.html"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/apache/kafka","events":[{"introduced":"3402a8361b7347326b8a9fdb22300986fbbf9cd0"},{"fixed":"c24cbd3f5eeffa1e37a26de37a85d1fb72cdada6"},{"introduced":"448719dc99a19793d55aaaa8b64282ed3fb3197d"},{"fixed":"37a1cc36bf4d76f3fbfed5dabaa6115302bda597"},{"introduced":"ebb1d6e21cc9213071ee1c6a15ec3411fc215b81"},{"last_affected":"ebb1d6e21cc9213071ee1c6a15ec3411fc215b81"}],"database_specific":{"extracted_events":[{"introduced":"2.0.0"},{"fixed":"2.6.3"},{"introduced":"2.7.0"},{"fixed":"2.7.2"},{"introduced":"2.8.0-NA"},{"last_affected":"2.8.0-NA"}],"source":["CPE_RANGE","CPE_STRING"],"cpe":["cpe:2.3:a:apache:kafka:*:*:*:*:*:*:*:*","cpe:2.3:a:apache:kafka:2.8.0:-:*:*:*:*:*:*"]}}],"versions":["2.8.0-NA","2.8.0-rc2","2.8.0"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2021-38153.json"}},{"ranges":[{"type":"GIT","repo":"https://github.com/quarkusio/quarkus","events":[{"introduced":"0"},{"fixed":"d0ffa05fe8b8fb258d6c177ff0427dd71d7d5210"}],"database_specific":{"cpe":"cpe:2.3:a:quarkus:quarkus:*:*:*:*:*:*:*:*","extracted_events":[{"introduced":"0"},{"fixed":"2.2.4"}],"source":"CPE_RANGE"}}],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2021-38153.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N"}]}