CVE-2023-2974: A vulnerability was found in quarkus-core

Q: How do I fix CVE-2023-2974?

build of quarkus: upgrade to 2.13.8. Exact commands for each OS are on this page.

Q: Is CVE-2023-2974 being exploited?

CVE-2023-2974 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2023-2974 affect?

CVE-2023-2974 affects build of quarkus. Severity is medium (CVSS 6.5). 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.

Q: How urgent is CVE-2023-2974?

Priority 43/100. On your watchlist

This month

MEDIUM 6.5WATCHLISTUPGRADE

CVE-2023-2974 is a medium-severity flaw (CVSS 6.5) affecting build of quarkus. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

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.

Why this priority

On your watchlist

A fixed release or distro patch exists.

Risk facts

CVSS score	6.5 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	High
User interaction	None
EPSS exploit chance	0.9% (top 41%)
CISA exploited list	No
Weakness	CWE-757
Published	2023-07-04
Last modified	2026-06-17

Publisher (CNA): Red Hat, Inc. · Vendor: redhat

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2023-07-04 14:15 UTCPublished CVE record published
2026-06-17 05:53 UTCUpdated Record last modified

redhat build of quarkus UPGRADE

Affected: < 2.13.8

Fixed in: 2.13.8

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy build-of-quarkus || rpm -q build-of-quarkus || build-of-quarkus --version

2. UPGRADE to 2.13.8 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade build-of-quarkus

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade build-of-quarkus

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2023-2974?

build of quarkus: upgrade to 2.13.8. Exact commands for each OS are on this page.

Is CVE-2023-2974 being exploited?

CVE-2023-2974 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2023-2974 affect?

CVE-2023-2974 affects build of quarkus. Severity is medium (CVSS 6.5). 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.

How urgent is CVE-2023-2974?

Priority 43/100. On your watchlist

Related CVEs

CVE-2023-6394 HIGH 7.4 UPGRADE MITIGATE A flaw was found in Quarkus
CVE-2023-6393 MEDIUM 5.3 MITIGATE A flaw was found in the Quarkus Cache Runtime
CVE-2022-1011 HIGH 7.8 UPGRADE MITIGATE A use-after-free flaw was found in the Linux kernel’s FUSE filesystem in the way a user triggers write()
CVE-2023-4853 HIGH 8.1 UPGRADE DOWNGRADE A flaw was found in Quarkus where HTTP security policies are not sanitizing certain character permutations cor
CVE-2023-1664 MEDIUM 6.5 MITIGATE DOWNGRADE A flaw was found in Keycloak

References

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