What is CVE-2021-1953?

CVE-2021-1953 is a high-severity vulnerability in Qualcomm Aqt1000, classified under Reachable Assertion. CVSS score: 7.5/10. Published 2021-07-13.

How severe is CVE-2021-1953?

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

Vulnerability in Qualcomm Aqt1000

CVE-2021-1953

Improper handling of received malformed FTMR request frame can lead to reachable assertion while responding with FTM1 frame in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer Electronics Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Voice & Music, Snapdragon Wired Infrastructure and Networking

Published 2021-07-13 · 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: 0.006 (45.9th percentile), scored 2026-09-30.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 46th percentile — 45.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.006 · newest: 0.006 · change: 0.000

Affected products

Weakness classification (CWE)

CWE-617 — Reachable Assertion

References

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

Frequently asked questions

What is CVE-2021-1953?: CVE-2021-1953 is a high-severity vulnerability in Qualcomm Aqt1000, classified under Reachable Assertion. CVSS score: 7.5/10. Published 2021-07-13.
How severe is CVE-2021-1953?: High severity. CVSS v3 base score is 7.5 out of 10.