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GHSA-7m27-3587-83xf CVE-2019-10170

Privilege Defined With Unsafe Actions in Keycloak

High Maven
Severity
7.2 / 10
High · CVSS 3.1
Exploit chance (EPSS)
1.15%
Chance of exploitation in the next 30 days. Higher than 66.98% of scored vulnerabilities.
Known exploited
No
Not in CISA's catalog
Weakness
CWE-267 Privilege Defined With Unsafe Actions
Fix
8.0.0
Upgrade org.keycloak:keycloak-core to this version or later

Description

A flaw was found in the Keycloak admin console, where the realm management interface permits a script to be set via the policy. This flaw allows an attacker with authenticated user and realm management permissions to configure a malicious script to trigger and execute arbitrary code with the permissions of the application user.

Affected versions

Maven

PackageVulnerableFixed in
org.keycloak:keycloak-core
< 8.0.0
8.0.0

How to fix

Move to the fixed version or later with your package manager, update the lockfile, and run your tests. If the package only arrives through another dependency, upgrade that dependency first. If none of its releases pulls a fixed version yet, force the version with your package manager's override.

org.keycloak:keycloak-core Maven → 8.0.0

maven
<dependency><groupId>org.keycloak</groupId><artifactId>keycloak-core</artifactId><version>8.0.0</version></dependency>
gradle
implementation("org.keycloak:keycloak-core:8.0.0")

Severity breakdown

CVSS 3.1 7.2

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

Attack vector
Network
Attack complexity
Low
Privileges required
High
User interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

Weakness

CWE-267: Privilege Defined With Unsafe Actions

A particular privilege, role, capability, or right can be used to perform unsafe actions that were not intended, even when it is assigned to the correct entity.

How to prevent it
  • Architecture and Design, Operation: Very carefully manage the setting, management, and handling of privileges. Explicitly manage trust zones in the software.
  • Architecture and Design, Operation: Run your code using the lowest privileges that are required to accomplish the necessary tasks [REF-76]. If possible, create isolated accounts with limited privileges that are only used for a single task. That way, a successful attack will not immediately give the attacker access to the rest of the software or its environment. For example, database applications rarely need to run as the database administrator, especially in day-to-day operations.

References

Timeline

  1. Published
  2. Last updated by the source
  3. Latest EPSS score
AdvisorySeverityWhy it's related
GHSA-q4xq-445g-g6ch
Keycloak allows cross-site scripting (XSS)
Low Also affects org.keycloak:keycloak-core
GHSA-93ww-43rr-79v3
Keycloak mTLS Authentication Bypass via Reverse Proxy TLS Termination
High Also affects org.keycloak:keycloak-core
GHSA-w97f-w3hq-36g2
Keycloak Denial of Service vulnerability
High Also affects org.keycloak:keycloak-core
GHSA-xmmm-jw76-q7vg
Keycloaks's One Time Passcode (OTP) is valid longer than expiration timeSeverity
Medium Also affects org.keycloak:keycloak-core
GHSA-g4gc-rh26-m3p5
Keycloak Open Redirect vulnerability
Medium Also affects org.keycloak:keycloak-core
GHSA-9vm7-v8wj-3fqw
keycloak-core: open redirect via "form_post.jwt" JARM response mode
Medium Also affects org.keycloak:keycloak-core
GHSA-5q66-v53q-pm35
Keycloak vulnerable to Plaintext Storage of User Password
High Also affects org.keycloak:keycloak-core
GHSA-5cc8-pgp5-7mpm
Keycloak Untrusted Certificate Validation vulnerability
Medium Also affects org.keycloak:keycloak-core
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