Auth bypass in Quarkus
CVE-2023-6394
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.
Vulnerability class: Broken Access Control
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.4 (High). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N.
EPSS exploit prediction
EPSS: 0.008 (56.9th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 57th percentile — 56.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.008 · newest: 0.008 · change: 0.000
Affected products
- Quarkus
- Red Hat Build Of Quarkus
- Red Hat Build Of Quarkus 2.13.9.final — versions 2.13.9.Final-redhat-00002
- Red Hat Build Of Quarkus 3.2.9.final — versions 3.2.9.Final-redhat-00002
- Red Hat Build Of Quarkus
Weakness classification (CWE)
Public proof-of-concept exploits
References
- access.redhat.com/errata/RHSA-2023:7612 (vendor-advisory)
- access.redhat.com/errata/RHSA-2023:7700 (vendor-advisory)
- access.redhat.com/security/cve/CVE-2023-6394 (vdb-entry, Vendor Advisory)
- bugzilla.redhat.com/show_bug.cgi (issue-tracking, Issue Tracking)
Frequently asked questions
- What is CVE-2023-6394?
- CVE-2023-6394 is a high-severity vulnerability in Quarkus, classified under Missing Authorization. CVSS score: 7.4/10. Published 2023-12-09.
- How severe is CVE-2023-6394?
- High severity. CVSS v3 base score is 7.4 out of 10.
- Is CVE-2023-6394 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.