CVE-2023-37234: Loftware Spectrum through 4.6 has unprotected JMX Registry.

Q: How do I fix CVE-2023-37234?

spectrum: upgrade to newer than 4.6. Exact commands for each OS are on this page.

Q: Is CVE-2023-37234 being exploited?

CVE-2023-37234 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-2023-37234 affect?

CVE-2023-37234 affects spectrum. Severity is critical (CVSS 9.8). Loftware Spectrum through 4.6 has unprotected JMX Registry.

Q: How urgent is CVE-2023-37234?

Priority 48/100. Critical severity; Remotely exploitable, no login, no user action

This month

CRITICAL 9.8REMOTEUPGRADE

CVE-2023-37234 is a critical-severity flaw (CVSS 9.8) affecting spectrum. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Loftware Spectrum through 4.6 has unprotected JMX Registry.

Why this priority

Critical severity
Remotely exploitable, no login, no user action

A fixed release or distro patch exists.

Risk facts

CVSS score	9.8 (Critical)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	0.4% (top 66%)
CISA exploited list	No
Weakness	CWE-284
Published	2024-09-10
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: loftware

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

Am I affected?

Timeline

2024-09-10 16:15 UTCPublished CVE record published
2026-06-17 06:07 UTCUpdated Record last modified

loftware spectrum UPGRADE

Affected: <= 4.6

Fixed in: newer than 4.6

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy spectrum || rpm -q spectrum || spectrum --version

2. UPGRADE to newer than 4.6 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade spectrum

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade spectrum

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-2023-37234?

spectrum: upgrade to newer than 4.6. Exact commands for each OS are on this page.

Is CVE-2023-37234 being exploited?

CVE-2023-37234 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-2023-37234 affect?

CVE-2023-37234 affects spectrum. Severity is critical (CVSS 9.8). Loftware Spectrum through 4.6 has unprotected JMX Registry.

How urgent is CVE-2023-37234?

Priority 48/100. Critical severity; Remotely exploitable, no login, no user action

Related CVEs

CVE-2023-37233 HIGH 8.8 UPGRADE Loftware Spectrum before 4.6 HF14 allows authenticated XXE attacks.
CVE-2023-37232 HIGH 7.5 UPGRADE Loftware Spectrum through 4.6 exposes Sensitive Information (Logs) to an Unauthorized Actor.
CVE-2023-37231 CRITICAL 9.8 UPGRADE Loftware Spectrum before 4.6 HF14 uses a Hard-coded Password.
CVE-2023-37230 HIGH 8.8 UPGRADE Loftware Spectrum (testDeviceConnection) before 5.1 allows SSRF.
CVE-2023-37229 HIGH 8.8 UPGRADE Loftware Spectrum before 5.1 allows SSRF.

References

← Back to latest CVEs