How severe is CVE-2023-4178?

CVE-2023-4178 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2023-4178 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (46th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-4178?

CVE-2023-4178 affects Neutron Smart Vms. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2023-4178?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.

When was CVE-2023-4178 published?

CVE-2023-4178 was published on 2023-09-05 and last updated on 2026-06-17.

CVE-2023-4178

CVE-2023-4178 is a critical-severity vulnerability in Neutron Smart Vms with a CVSS 3.x base score of 9.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-290.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
EPSS exploit prediction: 1% (46th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-290
Affected product: Neutron Smart Vms
Published: 2023-09-05
Last modified: 2026-06-17

Description

Authentication Bypass by Spoofing vulnerability in Neutron Neutron Smart VMS allows Authentication Bypass. This issue affects Neutron Smart VMS: before b1130.1.0.1.

Frequently asked questions

What is CVE-2023-4178?: Authentication Bypass by Spoofing vulnerability in Neutron Neutron Smart VMS allows Authentication Bypass. This issue affects Neutron Smart VMS: before b1130.1.0.1.
How severe is CVE-2023-4178?: CVE-2023-4178 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2023-4178 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (46th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-4178?: CVE-2023-4178 affects Neutron Smart Vms. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-4178?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2023-4178 published?: CVE-2023-4178 was published on 2023-09-05 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:neutron:smart_vms:*:*:*:*:*:*:*:*

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