MEDIUM 4.3 Maven
Keycloak has Files or Directories Accessible to External Parties
GHSA-3w4v-rvc4-2xpw · CVE-2021-3856
Published · Modified
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Description
ClassLoaderTheme and ClasspathThemeResourceProviderFactory allows reading any file available as a resource to the classloader. By sending requests for theme resources with a relative path from an external HTTP client, the client will receive the content of random files if available.
References
- ADVISORY https://nvd.nist.gov/vuln/detail/CVE-2021-3856
- WEB https://github.com/keycloak/keycloak/pull/8588
- WEB https://github.com/keycloak/keycloak/commit/73f0474008e1bebd0733e62a22aceda9e5de6743
- WEB https://access.redhat.com/security/cve/CVE-2021-3856
- WEB https://bugzilla.redhat.com/show_bug.cgi?id=2010164
- PACKAGE https://github.com/keycloak/keycloak
- WEB https://issues.redhat.com/browse/KEYCLOAK-19422
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