How severe is CVE-2024-37566?

CVE-2024-37566 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-2024-37566 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (37th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2024-37566?

CVE-2024-37566 affects Infoblox Nios. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2024-37566?

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.

Does CVE-2024-37566 have an EU (EUVD) identifier?

Yes. CVE-2024-37566 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-53954.

When was CVE-2024-37566 published?

CVE-2024-37566 was published on 2025-02-27 and last updated on 2026-06-17.

CVE-2024-37566

CVE-2024-37566 is a critical-severity vulnerability in Infoblox Nios 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-284.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
EPSS exploit prediction: 0% (37th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2024-53954
Weakness: CWE-284
Affected product: Infoblox Nios
Published: 2025-02-27
Last modified: 2026-06-17

Description

Infoblox NIOS through 8.6.4 has Improper Authentication for Grids.

Frequently asked questions

What is CVE-2024-37566?: Infoblox NIOS through 8.6.4 has Improper Authentication for Grids.
How severe is CVE-2024-37566?: CVE-2024-37566 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-2024-37566 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (37th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2024-37566?: CVE-2024-37566 affects Infoblox Nios. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2024-37566?: 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.
Does CVE-2024-37566 have an EU (EUVD) identifier?: Yes. CVE-2024-37566 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-53954.
When was CVE-2024-37566 published?: CVE-2024-37566 was published on 2025-02-27 and last updated on 2026-06-17.

References

https://support.infoblox.com/s/article/000010392

Affected products (1)

cpe:2.3:o:infoblox:nios:*:*:*:*:*:*:*:*

More vulnerabilities in Infoblox Nios

CVE-2024-36047 — Critical (CVSS 9.8): Infoblox NIOS through 8.6.4 and 9.x through 9.0.3 has Improper Input Validation.
CVE-2024-36046 — Critical (CVSS 9.8): Infoblox NIOS through 8.6.4 executes with more privileges than required.
CVE-2024-37567 — Critical (CVSS 9.1): Infoblox NIOS through 8.6.4 has Improper Access Control for Grids.
CVE-2025-61880 — High (CVSS 8.8): In Infoblox NIOS through 9.0.7, insecure deserialization can result in remote code execution.
CVE-2023-37249 — High (CVSS 8.8): Infoblox NIOS through 8.5.1 has a faulty component that accepts malicious input without sanitization, resulting in…
CVE-2025-61879 — High (CVSS 7.7): In Infoblox NIOS through 9.0.7, a High-Privileged User Can Trigger an Arbitrary File Write via the Account Creation…

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