High severity8.8NVD Advisory· Published Feb 21, 2018· Updated Jun 17, 2026
CVE-2017-12161
CVE-2017-12161
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.
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Affected packages
Versions sourced from the GitHub Security Advisory.
| Package | Affected versions | Patched versions |
|---|---|---|
org.keycloak:keycloak-coreMaven | < 3.4.2 | 3.4.2 |
Affected products
2- Red Hat, Inc./Keycloakv5Range: before 3.4.2.Final
Patches
Vulnerability mechanics
References
4- github.com/keycloak/keycloak-documentation/pull/268/commits/a2b58aadee42af2c375b72e86dffc2cf23cc3770nvdPatchThird Party AdvisoryWEB
- bugzilla.redhat.com/show_bug.cginvdIssue TrackingThird Party AdvisoryWEB
- github.com/advisories/GHSA-959q-32g8-vvp7ghsaADVISORY
- nvd.nist.gov/vuln/detail/CVE-2017-12161ghsaADVISORY
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