{"id":"CVE-2022-29865","aliases":["GHSA-fvxf-r9fw-49pc"],"url":"https://o3.security/vulnerability/CVE-2022-29865","summary":"Incorrect Implementation of Authentication Algorithm in OPCFoundation.NetStandard.Opc.Ua.Core","details":"OPC UA .NET Standard Stack allows a remote attacker to bypass the application authentication check via crafted fake credentials.","published":"2022-06-16T16:50:05Z","modified":"2026-07-15T01:49:04.737382645Z","cvss":{"score":7.5,"severity":"HIGH","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N"},"epss":null,"cisaKev":null,"exploitsKnown":0,"affectedPackages":[{"ecosystem":"NuGet","name":"OPCFoundation.NetStandard.Opc.Ua.Core","fixedVersion":"1.4.368.58"}],"fix":null,"references":[{"type":"WEB","url":"https://files.opcfoundation.org/SecurityBulletins/OPC%20Foundation%20Security%20Bulletin%20CVE-2022-29865.pdf"},{"type":"WEB","url":"https://opcfoundation.org/security/"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/29xxx/CVE-2022-29865.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2022-29865"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-07-15T01:49:04.737382645Z"}}