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CVE-2024-22387

MEDIUMCVSS 6.8/10EPSS 0.31%

Last modified

CVE-2024-22387 is a medium-severity vulnerability rated 6.8/10 on the CVSS scale. External Control of Critical State Data (CWE-642) in the Controller 6000 and Controller 7000 diagnostic web interface allows an authenticated user to modify device I/O connections leading to unexpected behavior that in some circumstances could compromise site physical security controls. Gallagher recommend the diagnostic web page is not enabled (default is off) unless advised by Gallagher Technical support. EPSS estimates a 0.31% chance of exploitation in the next 30 days.

Description

External Control of Critical State Data (CWE-642) in the Controller 6000 and Controller 7000 diagnostic web interface allows an authenticated user to modify device I/O connections leading to unexpected behavior that in some circumstances could compromise site physical security controls. Gallagher recommend the diagnostic web page is not enabled (default is off) unless advised by Gallagher Technical support. This interface is intended only for diagnostic purposes. This issue affects: Gallagher Controller 6000 and 7000 9.10 prior to vCR9.10.240520a (distributed in 9.10.1268(MR1)), 9.00 prior to vCR9.00.240521a (distributed in 9.00.1990(MR3)), 8.90 prior to vCR8.90.240520a (distributed in 8.90.1947 (MR4)), 8.80 prior to vCR8.80.240520a (distributed in 8.80.1726 (MR5)), 8.70 prior to vCR8.70.240520a (distributed in 8.70.2824 (MR7)), all versions of 8.60 and prior.

Metrics

CVSS 3.1
6.8/10

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

EPSS Probability
0.31%

22.2th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

References

Timeline

Published
Last Modified
Status
Deferred

Frequently Asked Questions

What is CVE-2024-22387?
External Control of Critical State Data (CWE-642) in the Controller 6000 and Controller 7000 diagnostic web interface allows an authenticated user to modify device I/O connections leading to unexpected behavior that in some circumstances could compromise site physical security controls. Gallagher recommend the diagnostic web page is not enabled (default is off) unless advised by Gallagher Technical support. This interface is intended only for diagnostic purposes. This issue affects: Gallagher Controller 6000 and 7000 9.10 prior to vCR9.10.240520a (distributed in 9.10.1268(MR1)), 9.00 prior to vCR9.00.240521a (distributed in 9.00.1990(MR3)), 8.90 prior to vCR8.90.240520a (distributed in 8.90.1947 (MR4)), 8.80 prior to vCR8.80.240520a (distributed in 8.80.1726 (MR5)), 8.70 prior to vCR8.70.240520a (distributed in 8.70.2824 (MR7)), all versions of 8.60 and prior.
How severe is CVE-2024-22387?
CVE-2024-22387 has a CVSS score of 6.8/10 (MEDIUM severity). The EPSS model estimates a 0.31% probability of exploitation in the next 30 days.
How do I fix CVE-2024-22387?
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-2024-22387?

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

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Source: NVD / NIST