CVE-2023-5622

Name: CVE-2023-5622
Creator: NVD / NIST
Published: 2023-10-26T17:15:09.773+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 8.8/10EPSS 0.47%

Last modified Jun 17, 2026

CVE-2023-5622 is a high-severity vulnerability rated 8.8/10 on the CVSS scale. Under certain conditions, Nessus Network Monitor could allow a low privileged user to escalate privileges to NT AUTHORITY\SYSTEM on Windows hosts by replacing a specially crafted file.. EPSS estimates a 0.47% chance of exploitation in the next 30 days.

Description

Under certain conditions, Nessus Network Monitor could allow a low privileged user to escalate privileges to NT AUTHORITY\SYSTEM on Windows hosts by replacing a specially crafted file.

Metrics

CVSS 3.1

8.8/10

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

EPSS Probability

0.47%

37.2th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-269

Affected Software

Vendor	Product	Versions
Tenable	Nessus Network Monitor	< 6.3.0

References

https://www.tenable.com/security/tns-2023-34Patch, Vendor Advisory
https://www.tenable.com/security/tns-2023-34Patch, Vendor Advisory

Timeline

Published: Oct 26, 2023
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2023-5622?

Under certain conditions, Nessus Network Monitor could allow a low privileged user to escalate privileges to NT AUTHORITY\SYSTEM on Windows hosts by replacing a specially crafted file.

How severe is CVE-2023-5622?

CVE-2023-5622 has a CVSS score of 8.8/10 (HIGH severity). The EPSS model estimates a 0.47% probability of exploitation in the next 30 days.

How do I fix CVE-2023-5622?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2023-5622?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST