GHSA-3w4v-rvc4-2xpw

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    GHSA-3w4v-rvc4-2xpw

    Published: 27 Aug 2022Last Modified: 16 Feb 2024
    Aliases:
    CVE-2021-3856

    Summary: Keycloak has Files or Directories Accessible to External Parties

    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.

    References: https://nvd.nist.gov/vuln/detail/CVE-2021-3856, https://github.com/keycloak/keycloak/pull/8588, https://github.com/keycloak/keycloak/commit/73f0474008e1bebd0733e62a22aceda9e5de6743, https://access.redhat.com/security/cve/CVE-2021-3856, https://bugzilla.redhat.com/show_bug.cgi?id=2010164, https://github.com/keycloak/keycloak, https://issues.redhat.com/browse/KEYCLOAK-19422

    Affected packages

    Package

    Name: org.keycloak:keycloak-core

    Purl: pkg:maven/org.keycloak/keycloak-core

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -15.1.0

    Affected versions

    1.0-alpha-1

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High
    GHSA-3w4v-rvc4-2xpw | CVE-DB