CVE-2023-2974: Quarkus-core: tls protocol configured with quarkus.http.ssl.protocols is not enforced, client can enforce weaker supported tls protocol

Severity: high (CVSS 8.1 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.9% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2023-07-04 · updated 2026-06-17
Weakness: CWE-757

Description

A vulnerability was found in quarkus-core. This vulnerability occurs because the TLS protocol configured with quarkus.http.ssl.protocols is not enforced, and the client can force the selection of the weaker supported TLS protocol.

Affected products

Red Hat build of Quarkus: before 2.13.8 — fixed in 2.13.8

How to fix

Upgrade to a fixed version: Red Hat build of Quarkus 2.13.8. Check the vendor advisory for mitigations.

References

https://access.redhat.com/errata/RHSA-2023:3809
https://access.redhat.com/security/cve/CVE-2023-2974
https://bugzilla.redhat.com/show_bug.cgi?id=2211026
https://access.redhat.com/errata/RHSA-2023:3809
https://access.redhat.com/security/cve/CVE-2023-2974
https://bugzilla.redhat.com/show_bug.cgi?id=2211026

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