{"id":"CVE-2018-18820","details":"A buffer overflow was discovered in the URL-authentication backend of the Icecast before 2.4.4. If the backend is enabled, then any malicious HTTP client can send a request for that specific resource including a crafted header, leading to denial of service and potentially remote code execution.","modified":"2026-04-11T12:07:55.120317Z","published":"2018-11-05T19:29:00.283Z","related":["MGASA-2018-0472","openSUSE-SU-2024:10584-1"],"database_specific":{"unresolved_ranges":[{"extracted_events":[{"last_affected":"8.0"}],"source":"CPE_FIELD","cpe":"cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*"},{"extracted_events":[{"last_affected":"9.0"}],"source":"CPE_FIELD","cpe":"cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*"}]},"references":[{"type":"ADVISORY","url":"http://www.securitytracker.com/id/1042019"},{"type":"ADVISORY","url":"https://lists.debian.org/debian-lts-announce/2018/11/msg00033.html"},{"type":"ADVISORY","url":"https://security.gentoo.org/glsa/201811-09"},{"type":"ADVISORY","url":"https://www.debian.org/security/2018/dsa-4333"},{"type":"FIX","url":"http://www.openwall.com/lists/oss-security/2018/11/01/3"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://gitlab.xiph.org/xiph/icecast-server","events":[{"introduced":"0"},{"fixed":"a5feaa6b4c0e0c9410cce4606fe3159095c530aa"}],"database_specific":{"extracted_events":[{"introduced":"0"},{"fixed":"2.4.4"}],"source":"CPE_FIELD","cpe":"cpe:2.3:a:xiph:icecast:*:*:*:*:*:*:*:*"}}],"versions":["v2.0.0","v2.0.0-beta.1","v2.0.0-beta.2","v2.0.0-beta.3","v2.0.1","v2.0.2","v2.1.0","v2.2.0","v2.3.0","v2.3.1","v2.3.2","v2.3.3","v2.4.0","v2.4.0-beta.1","v2.4.0-beta.2","v2.4.0-beta.3","v2.4.0-beta.4","v2.4.0-beta.5","v2.4.1","v2.4.2","v2.4.3"],"database_specific":{"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2018-18820.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H"}]}