{"id":"CVE-2022-4492","aliases":["GHSA-pfcc-3g6r-8rg8"],"url":"https://o3.security/vulnerability/CVE-2022-4492","summary":"Undertow client not checking server identity presented by server certificate in https connections","details":"The undertow client is not checking the server identity presented by the server certificate in https connections. This is a compulsory step (at least it should be performed by default) in https and in http/2. I would add it to any TLS client protocol.","published":"2023-02-23T20:15:12.680Z","modified":"2026-03-15T14:10:50.513319Z","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":{"score":0.00596,"percentile":0.47003,"asOf":"2026-09-17"},"cisaKev":null,"exploitsKnown":0,"affectedPackages":[{"ecosystem":"Maven","name":"io.undertow:undertow-core","fixedVersion":"2.3.5.Final"},{"ecosystem":"Maven","name":"io.undertow:undertow-core","fixedVersion":"2.2.24.Final"}],"fix":{"url":"https://github.com/undertow-io/undertow/pull/1447","label":"undertow-io/undertow#1447"},"references":[{"type":"ADVISORY","url":"https://access.redhat.com/security/cve/CVE-2022-4492"},{"type":"ADVISORY","url":"https://security.netapp.com/advisory/ntap-20230324-0002/"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2153260"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2022-4492"},{"type":"WEB","url":"https://github.com/undertow-io/undertow/pull/1447"},{"type":"WEB","url":"https://github.com/undertow-io/undertow/pull/1447/commits/e5071e52b72529a14d3ec436ae7102cea5d918c4"},{"type":"WEB","url":"https://github.com/undertow-io/undertow/pull/1457"},{"type":"WEB","url":"https://github.com/undertow-io/undertow/pull/1457/commits/a4d3b167126a803cc4f7fb740dd9a6ecabf59342"},{"type":"WEB","url":"https://github.com/undertow-io/undertow/blob/master/core/src/main/java/io/undertow/security/impl/ClientCertAuthenticationMechanism.java"},{"type":"WEB","url":"https://issues.redhat.com/browse/MTA-93"},{"type":"WEB","url":"https://issues.redhat.com/browse/UNDERTOW-2212"},{"type":"WEB","url":"https://security.netapp.com/advisory/ntap-20230324-0002"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-03-15T14:10:50.513319Z"}}