What is CVE-2020-3628?

CVE-2020-3628 is a critical-severity vulnerability in Qualcomm Apq8053. CVSS score: 9.8/10. Published 2020-06-22.

How severe is CVE-2020-3628?

Critical severity. CVSS v3 base score is 9.8 out of 10.

Vulnerability in Qualcomm Apq8053

CVE-2020-3628

Improper access due to socket opened by the logging application without specifying localhost address in Snapdragon Consumer IOT, Snapdragon Mobile in APQ8053, Rennell, SDX20

Published 2020-06-22 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.010 (60.0th percentile), scored 2026-09-29.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 60th percentile — 60.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.010 · newest: 0.010 · change: 0.000

Affected products

Qualcomm Apq8053
Qualcomm Apq8053 Firmware
Qualcomm Rennell
Qualcomm Rennell Firmware
Qualcomm Sdx20
Qualcomm Sdx20 Firmware
Qualcomm, Inc. Snapdragon Consumer Iot, Mobile — versions APQ8053, Rennell, SDX20

References

www.qualcomm.com/company/product-security/bulletins/june-2020-bulletin (Broken Link)
www.qualcomm.com/company/product-security/bulletins/june-2020-security-bulletin (Vendor Advisory)

Frequently asked questions

What is CVE-2020-3628?: CVE-2020-3628 is a critical-severity vulnerability in Qualcomm Apq8053. CVSS score: 9.8/10. Published 2020-06-22.
How severe is CVE-2020-3628?: Critical severity. CVSS v3 base score is 9.8 out of 10.