What is CVE-2020-11301?

CVE-2020-11301 is a critical-severity vulnerability in Qualcomm Apq8009, classified under Improper Authentication. CVSS score: 9.1/10. Published 2021-09-08.

How severe is CVE-2020-11301?

Critical severity. CVSS v3 base score is 9.1 out of 10.

Auth bypass in Qualcomm Apq8009

CVE-2020-11301

Improper authentication of un-encrypted plaintext Wi-Fi frames in an encrypted network can lead to information disclosure in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer Electronics Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon IoT, Snapdragon Mobile, Snapdragon Voice & Music, Snapdragon Wearables, Snapdragon Wired Infrastructure and Networking

Vulnerability class: Broken Authentication

Published 2021-09-08 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 9.1 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N.

EPSS exploit prediction

EPSS: 0.111 (95.8th percentile), scored 2026-09-28.

Moderate probability of exploitation in the next 30 days — watch for active exploitation reports. 96th percentile — 95.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.111 · newest: 0.111 · change: 0.000

Affected products

Weakness classification (CWE)

CWE-287 — Improper Authentication

References

www.qualcomm.com/company/product-security/bulletins/august-2021-bulletin (Patch, Vendor Advisory)

Frequently asked questions

What is CVE-2020-11301?: CVE-2020-11301 is a critical-severity vulnerability in Qualcomm Apq8009, classified under Improper Authentication. CVSS score: 9.1/10. Published 2021-09-08.
How severe is CVE-2020-11301?: Critical severity. CVSS v3 base score is 9.1 out of 10.