How severe is CVE-2024-42458?

CVE-2024-42458 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-2024-42458 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (53rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2024-42458?

CVE-2024-42458 affects Any1 Neatvnc. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2024-42458?

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-2024-42458 have an EU (EUVD) identifier?

Yes. CVE-2024-42458 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-39628.

When was CVE-2024-42458 published?

CVE-2024-42458 was published on 2024-08-02 and last updated on 2026-06-17.

CVE-2024-42458

CVE-2024-42458 is a critical-severity vulnerability in Any1 Neatvnc 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-20.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
EPSS exploit prediction: 1% (53rd percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2024-39628
Weakness: CWE-20
Affected product: Any1 Neatvnc
Published: 2024-08-02
Last modified: 2026-06-17

Description

server.c in Neat VNC (aka neatvnc) before 0.8.1 does not properly validate the security type, a related issue to CVE-2006-2369.

Frequently asked questions

What is CVE-2024-42458?: server.c in Neat VNC (aka neatvnc) before 0.8.1 does not properly validate the security type, a related issue to CVE-2006-2369.
How severe is CVE-2024-42458?: CVE-2024-42458 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-2024-42458 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (53rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2024-42458?: CVE-2024-42458 affects Any1 Neatvnc. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2024-42458?: 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-2024-42458 have an EU (EUVD) identifier?: Yes. CVE-2024-42458 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-39628.
When was CVE-2024-42458 published?: CVE-2024-42458 was published on 2024-08-02 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:any1:neatvnc:*:*:*:*:*:*:*:*

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