{"id":"CVE-2019-12121","url":"https://www.cyber-defence.io/tools/cve/CVE-2019-12121","generatedAt":"2026-10-28T22:21:26.601Z","title":"By executing a padding oracle attack using the ONAPPORTAL/processSingleSignOn UserId field, an attacker is able to decrypt arbitrary information encrypted with the same symmetric key as UserId.","description":"An issue was detected in ONAP Portal through Dublin. By executing a padding oracle attack using the ONAPPORTAL/processSingleSignOn UserId field, an attacker is able to decrypt arbitrary information encrypted with the same symmetric key as UserId. All Portal setups are affected.","published":"2020-03-18T19:15:15.000Z","lastModified":"2026-06-17T02:14:06.000Z","status":"Modified","sourceIdentifier":"cve@mitre.org","cvss":{"version":"3.1","score":7.5,"severity":"HIGH","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N"},"cwe":["CWE-326"],"affected":["onap/open network automation platform"],"epss":{"score":0.00725,"percentile":0.53872,"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 (0.73%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit."},"changes":[],"references":[{"url":"https://jira.onap.org/browse/OJSI-92","tags":["Exploit","Patch","Vendor Advisory"],"source":"cve@mitre.org"},{"url":"https://jira.onap.org/browse/OJSI-92","tags":["Exploit","Patch","Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2019-12121","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."}