{"id":"CVE-2016-9123","aliases":["GHSA-3fx4-7f69-5mmg","GO-2020-0009"],"url":"https://o3.security/vulnerability/CVE-2016-9123","summary":"Integer Overflow in go-jose","details":"go-jose before 1.0.5 suffers from a CBC-HMAC integer overflow on 32-bit architectures. An integer overflow could lead to authentication bypass for CBC-HMAC encrypted ciphertexts on 32-bit architectures.","published":"2017-03-28T02:59:00.293Z","modified":"2026-07-08T12:53:27.184849Z","cvss":{"score":7.5,"severity":"HIGH","vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N"},"epss":null,"cisaKev":null,"exploitsKnown":0,"affectedPackages":[{"ecosystem":"Go","name":"github.com/square/go-jose","fixedVersion":"0.0.0-20160903044734-789a4c4bd4c1"}],"fix":{"url":"https://github.com/square/go-jose/commit/789a4c4bd4c118f7564954f441b29c153ccd6a96","label":"square/go-jose@789a4c4"},"references":[{"type":"REPORT","url":"https://hackerone.com/reports/165170"},{"type":"FIX","url":"http://www.openwall.com/lists/oss-security/2016/11/03/1"},{"type":"FIX","url":"https://github.com/square/go-jose/commit/789a4c4bd4c118f7564954f441b29c153ccd6a96"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2016-9123"},{"type":"WEB","url":"https://pkg.go.dev/vuln/GO-2020-0009"},{"type":"WEB","url":"https://www.openwall.com/lists/oss-security/2016/11/03/1"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-07-08T12:53:27.184849Z"}}