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CVE-2022-3782GHSA-G8Q8-FGGX-9R3Q

keycloak: path traversal via double URL encoding.

Published
Last modified
published
Not listed in CISA KEV
Fix
Fixed in 20.0.2
1 proof of concept on GitHub
  • Exploitation: none
  • Automatable: yes
  • Technical impact: total

Summary

keycloak: path traversal via double URL encoding. A flaw was found in Keycloak, where it does not properly validate URLs included in a redirect. An attacker can use this flaw to construct a malicious request to bypass validation and access other URLs and potentially sensitive information within the domain or possibly conduct further attacks. This flaw affects any client that utilizes a wildcard in the Valid Redirect URIs field.

Timeline

  1. CVE published
  2. CISA SSVC assessment

    Exploitation: none · Automatable: yes · Technical impact: total

  3. Record last updated

Affected versions

  • redhat.com Keycloak

    From 20.0.2 · fixed in 20.0.2

  • org.keycloak:keycloak-parentMaven

    fixed in 20.0.2

References 2

access.redhat.com

GitHub · shoucheng3/keycloak__keycloak_CVE-2022-3782_20-0-1