{"id":"CVE-2021-43045","details":"A vulnerability in the .NET SDK of Apache Avro allows an attacker to allocate excessive resources, potentially causing a denial-of-service attack. This issue affects .NET applications using Apache Avro version 1.10.2 and prior versions. Users should update to version 1.11.0 which addresses this issue.","aliases":["GHSA-868x-rg4c-cjqg"],"modified":"2026-07-07T23:17:09.927038Z","published":"2022-01-06T18:15:07.863Z","references":[{"type":"ADVISORY","url":"http://www.openwall.com/lists/oss-security/2022/01/06/8"},{"type":"ADVISORY","url":"https://lists.apache.org/thread/5fttw9vk6gd2p3b846nox7hcj5469xfd"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/apache/avro","events":[{"introduced":"0"},{"fixed":"4e1fefca493029ace961b7ef8889a3722458565a"}],"database_specific":{"cpe":"cpe:2.3:a:apache:avro:*:*:*:*:*:.net:*:*","extracted_events":[{"introduced":"0"},{"fixed":"1.11.0"}],"source":"CPE_RANGE"}}],"versions":["release-1.11.0-rc1"],"database_specific":{"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2021-43045.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"}]}