{"id":"CVE-2023-5173","details":"In a non-standard configuration of Firefox, an integer overflow could have occurred based on network traffic (possibly under influence of a local unprivileged webpage), leading to an out-of-bounds write to privileged process memory. \n*This bug only affects Firefox if a non-standard preference allowing non-HTTPS Alternate Services (`network.http.altsvc.oe`) is enabled.* This vulnerability affects Firefox \u003c 118.","modified":"2026-05-04T08:41:47.905475Z","published":"2023-09-27T15:19:42.340Z","withdrawn":"2026-05-04T08:41:47.905475Z","related":["openSUSE-SU-2024:13272-1","openSUSE-SU-2024:14572-1"],"references":[{"type":"ADVISORY","url":"https://www.mozilla.org/security/advisories/mfsa2023-41/"},{"type":"ADVISORY","url":"https://security.gentoo.org/glsa/202401-10"},{"type":"REPORT","url":"https://bugzilla.mozilla.org/show_bug.cgi?id=1823172"}],"affected":[{"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2023-5173.json","unresolved_ranges":[{"events":[{"introduced":"0"},{"fixed":"118"}]}]}}],"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"}]}