{"id":"CVE-2016-9123","url":"https://www.cyber-defence.io/tools/cve/CVE-2016-9123","generatedAt":"2026-10-28T19:47:15.515Z","title":"go-jose before 1.0.5 suffers from a CBC-HMAC integer overflow on 32-bit architectures.","description":"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":"2017-03-28T02:59:00.000Z","lastModified":"2026-06-17T00:55:33.000Z","status":"Modified","sourceIdentifier":"support@hackerone.com","cvss":{"version":"3.0","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"},"cwe":["CWE-190"],"affected":["go-jose project/go-jose"],"epss":{"score":0.02149,"percentile":0.82024,"date":"2026-10-27","history":[]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"high","text":"High impact if exploited, but EPSS currently rates exploitation as unlikely (2.15%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit."},"changes":[],"references":[{"url":"http://www.openwall.com/lists/oss-security/2016/11/03/1","tags":["Mailing List","Patch","Third Party Advisory"],"source":"support@hackerone.com"},{"url":"https://github.com/square/go-jose/commit/789a4c4bd4c118f7564954f441b29c153ccd6a96","tags":["Issue Tracking","Patch","Third Party Advisory"],"source":"support@hackerone.com"},{"url":"https://hackerone.com/reports/165170","tags":["Permissions Required"],"source":"support@hackerone.com"},{"url":"http://www.openwall.com/lists/oss-security/2016/11/03/1","tags":["Mailing List","Patch","Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://github.com/square/go-jose/commit/789a4c4bd4c118f7564954f441b29c153ccd6a96","tags":["Issue Tracking","Patch","Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://hackerone.com/reports/165170","tags":["Permissions Required"],"source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2016-9123","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}