{"id":"CVE-2021-29949","details":"When loading the shared library that provides the OTR protocol implementation, Thunderbird will initially attempt to open it using a filename that isn't distributed by Thunderbird. If a computer has already been infected with a malicious library of the alternative filename, and the malicious library has been copied to a directory that is contained in the search path for executable libraries, then Thunderbird will load the incorrect library. This vulnerability affects Thunderbird \u003c 78.9.1.","modified":"2026-03-14T10:57:23.470072Z","published":"2021-06-24T14:15:09.887Z","references":[{"type":"ADVISORY","url":"https://www.mozilla.org/security/advisories/mfsa2021-13/"},{"type":"REPORT","url":"https://bugzilla.mozilla.org/show_bug.cgi?id=1682101"}],"affected":[{"database_specific":{"unresolved_ranges":[{"events":[{"introduced":"0"},{"fixed":"78.9.1"}]}],"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2021-29949.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H"}]}