What is CVE-2022-40504?

CVE-2022-40504 is a high-severity vulnerability in Qualcomm 315 5g Iot Modem, classified under Reachable Assertion. CVSS score: 7.5/10. Published 2023-05-02.

How severe is CVE-2022-40504?

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

Vulnerability in Qualcomm 315 5g Iot Modem

CVE-2022-40504

Transient DOS due to reachable assertion in Modem when UE received Downlink Data Indication message from the network.

Published 2023-05-02 · 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: 0.004 (29.7th percentile), scored 2026-09-29.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 30th percentile — 29.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.004 · newest: 0.004 · change: 0.000

Affected products

Weakness classification (CWE)

CWE-617 — Reachable Assertion

References

www.qualcomm.com/company/product-security/bulletins/may-2023-bulletin (Vendor Advisory)

Frequently asked questions

What is CVE-2022-40504?: CVE-2022-40504 is a high-severity vulnerability in Qualcomm 315 5g Iot Modem, classified under Reachable Assertion. CVSS score: 7.5/10. Published 2023-05-02.
How severe is CVE-2022-40504?: High severity. CVSS v3 base score is 7.5 out of 10.