CVE-2025-24916: nessus network Access Control Flaw

Description

When installing Tenable Network Monitor to a non-default location on a Windows host, Tenable Network Monitor versions prior to 6.5.1 did not enforce secure permissions for sub-directories. This could allow for local privilege escalation if users had not secured the directories in the non-default installation location.

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CVSS v3.1 Score

7.0

HIGH

CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

Weakness Type (CWE)

CWE-284 CWE-284

Affected Products

Vendor	Product	Versions
tenable	nessus_network_monitor	< 6.5.1
microsoft	windows	All

References

Advisories & Patches

https://www.tenable.com/security/tns-2025-10

Frequently Asked Questions

What is CVE-2025-24916? +

When installing Tenable Network Monitor to a non-default location on a Windows host, Tenable Network Monitor versions prior to 6.5.1 did not enforce secure permissions for sub-directories. This could allow for local privilege escalation if users had not secured the directories in the non-default installation location. It has a CVSS v3.1 base score of 7.0 (HIGH).

How severe is CVE-2025-24916? +

CVE-2025-24916 has a CVSS v3.1 score of 7.0 out of 10, rated HIGH. This is a high-severity vulnerability that should be prioritized for patching.

What products are affected by CVE-2025-24916? +

CVE-2025-24916 affects products from microsoft, tenable, specifically: nessus_network_monitor, windows. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2025-24916? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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