Privilege escalation in Nessus Agent for Windows

1) Incorrect default permissions

EUVDB-ID: #VU105935

Risk: Low

CVSSv4.0: 5.9 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2025-24915

CWE-ID: CWE-276 - Incorrect Default Permissions

Exploit availability: No

Description

The vulnerability allows a local user to escalate privileges on the system.

The vulnerability exists due to incorrect default permissions for files and folders that are set by the application. A local user with access to the system can view contents of files and directories or modify them, which can lead to privilege escalation.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Nessus Agent: 10.0.0 - 10.8.2

CPE2.3

• cpe:2.3:a:tenable_network_security:nessus_agent:10.0.0:*:*:*:*:*:*:*
• cpe:2.3:a:tenable_network_security:nessus_agent:10.0.1:*:*:*:*:*:*:*
• cpe:2.3:a:tenable_network_security:nessus_agent:10.1.0:*:*:*:*:*:*:*

External links

https://www.tenable.com/security/tns-2025-02

Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.