{"id":"CVE-2021-44040","details":"Improper Input Validation vulnerability in request line parsing of Apache Traffic Server allows an attacker to send invalid requests. This issue affects Apache Traffic Server 8.0.0 to 8.1.3 and 9.0.0 to 9.1.1.","modified":"2026-04-11T12:38:16.263475Z","published":"2022-03-23T14:15:07.717Z","database_specific":{"unresolved_ranges":[{"cpe":"cpe:2.3:o:debian:debian_linux:11.0:*:*:*:*:*:*:*","extracted_events":[{"last_affected":"11.0"}],"source":"CPE_FIELD"}]},"references":[{"type":"ADVISORY","url":"https://lists.apache.org/thread/zblwzcfs9ryhwjr89wz4osw55pxm6dx6"},{"type":"ADVISORY","url":"https://www.debian.org/security/2022/dsa-5153"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/apache/trafficserver","events":[{"introduced":"b310e3566f58dd04ec2b15b111ec86ea70e20019"},{"last_affected":"bbbf80d75105313b51153c7fde0bf0edc8cf7783"},{"introduced":"b14030656330ed623cd1f9efe2f4f9abd9d16e29"},{"last_affected":"442195ec092dd3d1709058208a34b2bdfe536827"},{"introduced":"0"},{"last_affected":"3fa146678bc6a061722f4ea930998ae29ad70de3"}],"database_specific":{"cpe":["cpe:2.3:a:apache:traffic_server:*:*:*:*:*:*:*:*","cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*"],"extracted_events":[{"introduced":"8.0.0"},{"last_affected":"8.1.3"},{"introduced":"9.0.0"},{"last_affected":"9.1.1"},{"introduced":"0"},{"last_affected":"10.0"}],"source":"CPE_FIELD"}}],"versions":["10.0.0","10.0.0-rc0","3.1.2","3.3.0","3.3.1","8.0.0","8.0.0-rc4","8.0.1","8.0.1-rc0","8.0.2","8.0.2-rc0","8.0.3","8.0.3-rc0","8.0.4","8.0.4-rc0","8.0.5","8.0.6","8.0.6-rc0","8.0.6-rc1","8.1.0","8.1.0-rc0","8.1.1","8.1.1-rc0","8.1.2-rc0","8.1.3","8.1.3-rc0","8.1.3-rc1","9.1.0","9.1.0-rc0","9.1.1","9.1.1-rc0","9.1.1-rc1","9.1.1-rc2"],"database_specific":{"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2021-44040.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:H/A:N"}]}