What is CVE-2023-33022?

CVE-2023-33022 is a high-severity vulnerability in Qualcomm 315 5g Iot Modem, classified under Integer Overflow to Buffer Overflow. CVSS score: 8.4/10. Published 2023-12-05.

How severe is CVE-2023-33022?

High severity. CVSS v3 base score is 8.4 out of 10.

Integer overflow in Qualcomm 315 5g Iot Modem

CVE-2023-33022

Memory corruption in HLOS while invoking IOCTL calls from user-space.

Published 2023-12-05 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 8.4 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.002 (4.3th percentile), scored 2026-09-29.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 4th percentile — 4.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.002 · newest: 0.002 · change: 0.000

Affected products

Weakness classification (CWE)

References

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

Frequently asked questions

What is CVE-2023-33022?: CVE-2023-33022 is a high-severity vulnerability in Qualcomm 315 5g Iot Modem, classified under Integer Overflow to Buffer Overflow. CVSS score: 8.4/10. Published 2023-12-05.
How severe is CVE-2023-33022?: High severity. CVSS v3 base score is 8.4 out of 10.