{"id":"CVE-2020-10687","details":"A flaw was discovered in all versions of Undertow before Undertow 2.2.0.Final, where HTTP request smuggling related to CVE-2017-2666 is possible against HTTP/1.x and HTTP/2 due to permitting invalid characters in an HTTP request. This flaw allows an attacker to poison a web-cache, perform an XSS attack, or obtain sensitive information from request other than their own.","aliases":["GHSA-p9w3-gwc2-cr49"],"modified":"2026-03-14T09:47:54.980416Z","published":"2020-09-23T13:15:15.157Z","references":[{"type":"WEB","url":"https://lists.apache.org/thread.html/r6603513ea8afbf6857fd77ca5888ec8385d0af493baa4250e28c351c%40%3Cdev.cxf.apache.org%3E"},{"type":"ADVISORY","url":"https://security.netapp.com/advisory/ntap-20220210-0015/"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=1785049"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/undertow-io/undertow","events":[{"introduced":"0"},{"fixed":"8ddcc2608f58ed3377474f4e537728c5518a7862"}],"database_specific":{"versions":[{"introduced":"0"},{"fixed":"2.2.0"}]}}],"versions":["1.0.0.Alpha1","1.0.0.Alpha10","1.0.0.Alpha11","1.0.0.Alpha12","1.0.0.Alpha13","1.0.0.Alpha14","1.0.0.Alpha15","1.0.0.Alpha16","1.0.0.Alpha17","1.0.0.Alpha18","1.0.0.Alpha19","1.0.0.Alpha2","1.0.0.Alpha20","1.0.0.Alpha21","1.0.0.Alpha22","1.0.0.Alpha3","1.0.0.Alpha4","1.0.0.Alpha5","1.0.0.Alpha6","1.0.0.Alpha7","1.0.0.Alpha8","1.0.0.Alpha9","1.0.0.Beta1","1.0.0.Beta10","1.0.0.Beta11","1.0.0.Beta12","1.0.0.Beta13","1.0.0.Beta14","1.0.0.Beta15","1.0.0.Beta16","1.0.0.Beta17","1.0.0.Beta18","1.0.0.Beta19","1.0.0.Beta2","1.0.0.Beta20","1.0.0.Beta21","1.0.0.Beta22","1.0.0.Beta23","1.0.0.Beta24","1.0.0.Beta25","1.0.0.Beta26","1.0.0.Beta27","1.0.0.Beta28","1.0.0.Beta29","1.0.0.Beta3","1.0.0.Beta30","1.0.0.Beta31","1.0.0.Beta32","1.0.0.Beta33","1.0.0.Beta4","1.0.0.Beta5","1.0.0.Beta6","1.0.0.Beta7","1.0.0.Beta8","1.0.0.Beta9","1.0.0.CR1","1.0.0.CR2","1.0.0.CR3","1.0.0.CR4","1.0.0.Final","1.0.1.Final","1.0.2.Final","1.0.3.Final","1.1.0.Beta1","1.1.0.Beta2","1.1.0.Beta3","1.1.0.Beta4","1.1.0.Beta5","1.1.0.Beta6","1.1.0.Beta7","1.1.0.Beta8","1.2.0.Beta1","1.2.0.Beta10","1.2.0.Beta2","1.2.0.Beta3","1.2.0.Beta4","1.2.0.Beta5","1.2.0.Beta6","1.2.0.Beta7","1.2.0.Beta8","1.2.0.Beta9","1.2.0.CR1","1.2.0.Final","1.2.1.Final","1.2.2.Final","1.2.3.Final","1.2.4.Final","1.3.0.Beta1","1.3.0.Beta10","1.3.0.Beta11","1.3.0.Beta12","1.3.0.Beta13","1.3.0.Beta2","1.3.0.Beta3","1.3.0.Beta4","1.3.0.Beta5","1.3.0.Beta6","1.3.0.Beta7","1.3.0.Beta8","1.3.0.Beta9","1.3.0.CR1","1.3.0.CR2","1.3.0.CR3","1.3.0.Final","1.3.1.Final","1.3.2.Final","1.3.3.Final","2.0.0.Alpha1","2.0.0.Beta1","2.0.0.Final","2.0.1.Final","2.0.10.Final","2.0.11.Final","2.0.12.Final","2.0.13.Final","2.0.14.Final","2.0.15.Final","2.0.16.Final","2.0.17.Final","2.0.2.Final","2.0.20.Final","2.0.21.Final","2.0.22.Final","2.0.23.Final","2.0.24.Final","2.0.25.Final","2.0.26.Final","2.0.27.Final","2.0.28.Final","2.0.29.Final","2.0.3.Final","2.0.4.Final","2.0.5.Final","2.0.6.Final","2.0.7.Final","2.0.8.Final","2.0.9.Final","2.1.0.Final","2.1.1.Final","2.1.2.Final","2.1.3.Final","2.1.4.Final"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2020-10687.json","unresolved_ranges":[{"events":[{"introduced":"0"},{"last_affected":"7.2"}]},{"events":[{"introduced":"0"},{"last_affected":"7.3"}]},{"events":[{"introduced":"0"},{"last_affected":"7.4"}]},{"events":[{"introduced":"0"},{"last_affected":"7.3"}]}]}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N"}]}