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CVE-2021-3856

UNKNOWN
Published 2022-08-26T15:25:39
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No CVSS data available

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.

Available Exploits

No exploits available for this CVE.

Related News

No news articles found for this CVE.

GitHub Security Advisories

Community-driven vulnerability intelligence from GitHub

✓ GitHub Reviewed MODERATE

Keycloak has Files or Directories Accessible to External Parties

GHSA-3w4v-rvc4-2xpw

Advisory Details

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.

Affected Packages

Maven org.keycloak:keycloak-core
ECOSYSTEM: ≥0 <15.1.0

CVSS Scoring

CVSS Score

5.0

CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N

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

Advisory provided by GitHub Security Advisory Database. Published: August 27, 2022, Modified: September 2, 2022

References

https://issues.redhat.com/browse/KEYCLOAK-19422
https://github.com/keycloak/keycloak/pull/8588
https://github.com/keycloak/keycloak/commit/73f0474008e1bebd0733e62a22aceda9e5de6743
https://bugzilla.redhat.com/show_bug.cgi?id=2010164
https://access.redhat.com/security/cve/CVE-2021-3856
Published: 2022-08-26T15:25:39
Last Modified: 2024-08-03T17:09:09.556Z
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