{"id":"BIT-haproxy-2021-39240","details":"An issue was discovered in HAProxy 2.2 before 2.2.16, 2.3 before 2.3.13, and 2.4 before 2.4.3. It does not ensure that the scheme and path portions of a URI have the expected characters. For example, the authority field (as observed on a target HTTP/2 server) might differ from what the routing rules were intended to achieve.","aliases":["CVE-2021-39240"],"modified":"2025-04-03T14:40:37.652Z","published":"2024-03-06T10:54:54.300Z","database_specific":{"severity":"High","cpes":["cpe:2.3:a:haproxy:haproxy:*:*:*:*:*:*:*:*"]},"references":[{"type":"WEB","url":"https://git.haproxy.org/?p=haproxy.git%3Ba=commit%3Bh=4b8852c70d8c4b7e225e24eb58258a15eb54c26e"},{"type":"WEB","url":"https://git.haproxy.org/?p=haproxy.git%3Ba=commit%3Bh=a495e0d94876c9d39763db319f609351907a31e8"},{"type":"WEB","url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/4ALECUZDIMT5FYGP6V6PVSI4BKVZTZWN/"},{"type":"WEB","url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/RPNY4WZIQUAUOCLIMUPC37AQWNXTWIQM/"},{"type":"WEB","url":"https://www.debian.org/security/2021/dsa-4960"},{"type":"WEB","url":"https://www.mail-archive.com/haproxy%40formilux.org/msg41041.html"},{"type":"WEB","url":"https://nvd.nist.gov/vuln/detail/CVE-2021-39240"}],"affected":[{"package":{"name":"haproxy","ecosystem":"Bitnami","purl":"pkg:bitnami/haproxy"},"ranges":[{"type":"SEMVER","events":[{"introduced":"2.2.0"},{"fixed":"2.2.16"},{"introduced":"2.3.0"},{"fixed":"2.3.13"},{"introduced":"2.4.0"},{"fixed":"2.4.3"}]}],"database_specific":{"source":"https://github.com/bitnami/vulndb/tree/main/data/haproxy/BIT-haproxy-2021-39240.json"},"severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N"}]}],"schema_version":"1.7.3"}