User Impersonation Affecting org.keycloak:keycloak-services package, versions [,18.0.0)


Severity

0.0
medium
0
10

    Threat Intelligence

    EPSS
    0.08% (36th percentile)

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  • Snyk ID SNYK-JAVA-ORGKEYCLOAK-2803835
  • published 9 Mar 2021
  • disclosed 8 Mar 2021
  • credit Kristian Klausen

How to fix?

Upgrade org.keycloak:keycloak-services to version 18.0.0 or higher.

Overview

org.keycloak:keycloak-services is an open source identity and access management solution for modern applications and services.

Affected versions of this package are vulnerable to User Impersonation when a malicious user can register himself with a name already registered, and trick admin to grant him extra privileges.

CVSS Scores

version 3.1
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Snyk

5.3 medium
  • Attack Vector (AV)
    Network
  • Attack Complexity (AC)
    Low
  • Privileges Required (PR)
    None
  • User Interaction (UI)
    None
  • Scope (S)
    Unchanged
  • Confidentiality (C)
    None
  • Integrity (I)
    Low
  • Availability (A)
    None
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NVD

5.3 medium
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Red Hat

5.3 medium