Quarkus WebSocket GraphQL Auth Bypass by Missing Role Permission
CVE-2023-6394 Published on December 9, 2023

Quarkus: graphql operations over websockets bypass
A flaw was found in Quarkus. This issue occurs when receiving a request over websocket with no role-based permission specified on the GraphQL operation, Quarkus processes the request without authentication despite the endpoint being secured. This can allow an attacker to access information and functionality outside of normal granted API permissions.

Vendor Advisory Vendor Advisory NVD

Vulnerability Analysis

CVE-2023-6394 is exploitable with network access, and does not require authorization privileges or user interaction. This vulnerability is consided to have a high level of attack complexity. The potential impact of an exploit of this vulnerability is considered to have a high impact on confidentiality and integrity, and no impact on availability.

Attack Vector:
NETWORK
Attack Complexity:
HIGH
Privileges Required:
NONE
User Interaction:
NONE
Scope:
UNCHANGED
Confidentiality Impact:
HIGH
Integrity Impact:
HIGH
Availability Impact:
NONE

Timeline

Reported to Red Hat.

Made public. 8 days later.

Weakness Type

What is an AuthZ Vulnerability?

The software does not perform an authorization check when an actor attempts to access a resource or perform an action.

CVE-2023-6394 has been classified to as an AuthZ vulnerability or weakness.


Products Associated with CVE-2023-6394

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Affected Versions

Red Hat build of Quarkus 2.13.9.Final: Red Hat build of Quarkus 3.2.9.Final:

Exploit Probability

EPSS
0.49%
Percentile
65.00%

EPSS (Exploit Prediction Scoring System) scores estimate the probability that a vulnerability will be exploited in the wild within the next 30 days. The percentile shows you how this score compares to all other vulnerabilities.