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Vulnerability record · CVE-2021-1971 · published 9 September 2021

CVE-2021-1971: Qualcomm aqt1000 firmware vulnerability

Qualcomm · Aqt1000 Firmware

Possible assertion due to lack of physical layer state validation in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer Electronics Connectivity, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Wired Infrastructure and Networking

7.5 CVSS 3.1 High EPSS 0.60% · top 53.0% CWE-617 · CWE-617
7.5CVSS 3.1 base score, v2 7.8
0.60%EPSS exploitation probability, 30 days
NoNot in CISA KEV
121Affected product versions listed by NVD
2References
17 Jun 2026Last modified by NVD

Description

Possible assertion due to lack of physical layer state validation in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer Electronics Connectivity, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Wired Infrastructure and Networking

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Affected products

121 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://www.qualcomm.com/company/product-security/bulletins/september-2021-bulletin Vendor Advisory
https://www.qualcomm.com/company/product-security/bulletins/september-2021-bulletin Vendor Advisory

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Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2021-1971), CISA KEV, FIRST EPSS (scores of 2026-10-08). This page is refreshed as NVD updates the record.