How severe is CVE-2024-38456?

CVE-2024-38456 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2024-38456 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (15th percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2024-38456?

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.

Does CVE-2024-38456 have an EU (EUVD) identifier?

Yes. CVE-2024-38456 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-37341.

When was CVE-2024-38456 published?

CVE-2024-38456 was published on 2024-09-03 and last updated on 2026-06-17.

CVE-2024-38456

CVE-2024-38456 is a high-severity vulnerability with a CVSS 3.x base score of 7.8. 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-732.

Key facts

Severity: High (CVSS 3.x base score 7.8)
EPSS exploit prediction: 0% (15th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2024-37341
Weakness: CWE-732
Published: 2024-09-03
Last modified: 2026-06-17

Description

HIGH-LEIT V05.08.01.03 and HIGH-LEIT V04.25.00.00 to 4.25.01.01 for Windows from Vivavis contain an insecure file and folder permissions vulnerability in prunsrv.exe. A regular user (non-admin) can exploit the weak folder and file permissions to escalate privileges and execute arbitrary code in the context of NT AUTHORITY\SYSTEM.

Frequently asked questions

What is CVE-2024-38456?: HIGH-LEIT V05.08.01.03 and HIGH-LEIT V04.25.00.00 to 4.25.01.01 for Windows from Vivavis contain an insecure file and folder permissions vulnerability in prunsrv.exe. A regular user (non-admin) can exploit the weak folder and file permissions to escalate privileges and execute arbitrary code in the context of NT AUTHORITY\SYSTEM.
How severe is CVE-2024-38456?: CVE-2024-38456 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2024-38456 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (15th percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2024-38456?: 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.
Does CVE-2024-38456 have an EU (EUVD) identifier?: Yes. CVE-2024-38456 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-37341.
When was CVE-2024-38456 published?: CVE-2024-38456 was published on 2024-09-03 and last updated on 2026-06-17.

References

Other CWE-732 (Incorrect Permission Assignment for Critical Resource) vulnerabilities

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CVE-2025-12004 — Critical (CVSS 10.0): Incorrect Permission Assignment for Critical Resource vulnerability in The Wikimedia Foundation Mediawiki - Lockdown…
CVE-2014-125121 — Critical (CVSS 10.0): Array Networks vAPV (version 8.3.2.17) and vxAG (version 9.2.0.34) appliances are affected by a privilege escalation…
CVE-2025-46093 — Critical (CVSS 9.9): LiquidFiles before 4.1.2 supports FTP SITE CHMOD for mode 6777 (setuid and setgid), which allows FTPDrop users to…

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