{"cve":"CVE-2017-12161","nvd":{"published":"2018-02-21T18:29:00.213","modified":"2026-06-17T01:02:47.973","status":"Modified","description":"It was found that keycloak before 3.4.2 final would permit misuse of a client-side /etc/hosts entry to spoof a URL in a password reset request. An attacker could use this flaw to craft a malicious password reset request and gain a valid reset token, leading to information disclosure or further attacks.","cvss_v4":null,"cvss_v3":{"version":"3.0","vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","score":8.8},"cwes":["CWE-640","CWE-602"],"references":["https://bugzilla.redhat.com/show_bug.cgi?id=1484564","https://github.com/keycloak/keycloak-documentation/pull/268/commits/a2b58aadee42af2c375b72e86dffc2cf23cc3770","https://bugzilla.redhat.com/show_bug.cgi?id=1484564","https://github.com/keycloak/keycloak-documentation/pull/268/commits/a2b58aadee42af2c375b72e86dffc2cf23cc3770"],"products":["keycloak:keycloak"],"source":"nvd","synced_at":"2026-10-19T20:48:34.567387330+00:00"},"epss":{"cve":"CVE-2017-12161","score":0.01308,"percentile":0.70591,"date":"2026-10-31"},"kev":null,"osv":[{"id":"GHSA-959q-32g8-vvp7","url":"https://osv.dev/vulnerability/GHSA-959q-32g8-vvp7","summary":"Moderate severity vulnerability that affects org.keycloak:keycloak-core","modified":"2024-12-02T05:38:19.096262Z","packages":[{"ecosystem":"Maven","name":"org.keycloak:keycloak-core","purl":"pkg:maven/org.keycloak/keycloak-core","ranges":["<3.4.2"],"fixed":["3.4.2"]}]}],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}