CVE-2023-24590

Name: CVE-2023-24590
Creator: NVD / NIST
Published: 2023-12-18T22:15:08.577+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 8.8/10EPSS 0.61%

Last modified Jun 17, 2026

CVE-2023-24590 is a high-severity vulnerability rated 8.8/10 on the CVSS scale. A format string issue in the Controller 6000's optional diagnostic web interface can be used to write/read from memory, and in some instances crash the Controller 6000 leading to a Denial of Service. This issue affects: Gallagher Controller 6000 8.60 prior to vCR8.60.231116a (distributed in 8.60.2550 (MR7)), all versions of 8.50 and prior. . EPSS estimates a 0.61% chance of exploitation in the next 30 days.

Description

A format string issue in the Controller 6000's optional diagnostic web interface can be used to write/read from memory, and in some instances crash the Controller 6000 leading to a Denial of Service. This issue affects: Gallagher Controller 6000 8.60 prior to vCR8.60.231116a (distributed in 8.60.2550 (MR7)), all versions of 8.50 and prior.

Metrics

CVSS 3.1

8.8/10

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

EPSS Probability

0.61%

44.5th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Gallagher	Controller 6000 Firmware	<= 8.50
Gallagher	Controller 6000 Firmware	>= 8.60, < 8.60.231116a

References

https://security.gallagher.com/Security-Advisories/CVE-2023-24590Vendor Advisory
https://security.gallagher.com/Security-Advisories/CVE-2023-24590Vendor Advisory

Timeline

Published: Dec 18, 2023
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2023-24590?

How severe is CVE-2023-24590?

CVE-2023-24590 has a CVSS score of 8.8/10 (HIGH severity). The EPSS model estimates a 0.61% probability of exploitation in the next 30 days.

How do I fix CVE-2023-24590?

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-2023-24590?

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

Scan your code now

Source: NVD / NIST