What is CVE-2023-38405?

CVE-2023-38405 is a high-severity vulnerability in Crestron Cp3 6504877, classified under Allocation of Resources Without Limits or Throttling. CVSS score: 7.5/10. Published 2023-07-17.

How severe is CVE-2023-38405?

High severity. CVSS v3 base score is 7.5 out of 10.

Resource exhaustion in Crestron Cp3 6504877

CVE-2023-38405

On Crestron 3-Series Control Systems before 1.8001.0187, crafting and sending a specific BACnet packet can cause a crash.

Published 2023-07-17 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

EPSS exploit prediction

EPSS: 0.006 (47.4th percentile), scored 2026-09-29.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 47th percentile — 47.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.006 · newest: 0.006 · change: 0.000

Affected products

Weakness classification (CWE)

CWE-770 — Allocation of Resources Without Limits or Throttling

References

www.crestron.com/release_notes/cp3n_1.8001.0187_release_notes.pdf (Release Notes)

Frequently asked questions

What is CVE-2023-38405?: CVE-2023-38405 is a high-severity vulnerability in Crestron Cp3 6504877, classified under Allocation of Resources Without Limits or Throttling. CVSS score: 7.5/10. Published 2023-07-17.
How severe is CVE-2023-38405?: High severity. CVSS v3 base score is 7.5 out of 10.