How severe is CVE-2023-5624?

CVE-2023-5624 has a CVSS 3.x base score of 7.2, rated high severity. It is exploitable over network with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2023-5624 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (38th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-5624?

CVE-2023-5624 affects Tenable Nessus Network Monitor. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2023-5624?

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

When was CVE-2023-5624 published?

CVE-2023-5624 was published on 2023-10-26 and last updated on 2026-06-17.

CVE-2023-5624

CVE-2023-5624 is a high-severity vulnerability in Tenable Nessus Network Monitor with a CVSS 3.x base score of 7.2. 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-20.

Key facts

Severity: High (CVSS 3.x base score 7.2)
EPSS exploit prediction: 0% (38th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-20
Affected product: Tenable Nessus Network Monitor
Published: 2023-10-26
Last modified: 2026-06-17

Description

Under certain conditions, Nessus Network Monitor was found to not properly enforce input validation. This could allow an admin user to alter parameters that could potentially allow a blindSQL injection.

Frequently asked questions

What is CVE-2023-5624?: Under certain conditions, Nessus Network Monitor was found to not properly enforce input validation. This could allow an admin user to alter parameters that could potentially allow a blindSQL injection.
How severe is CVE-2023-5624?: CVE-2023-5624 has a CVSS 3.x base score of 7.2, rated high severity. It is exploitable over network with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2023-5624 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (38th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-5624?: CVE-2023-5624 affects Tenable Nessus Network Monitor. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-5624?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2023-5624 published?: CVE-2023-5624 was published on 2023-10-26 and last updated on 2026-06-17.

References

https://www.tenable.com/security/tns-2023-34

Affected products (1)

cpe:2.3:a:tenable:nessus_network_monitor:*:*:*:*:*:*:*:*

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