What is CVE-2021-30350?

CVE-2021-30350 is a high-severity vulnerability in Qualcomm Aqt1000, classified under Improper Validation of Specified Quantity in Input. CVSS score: 8.4/10. Published 2022-06-14.

How severe is CVE-2021-30350?

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

Vulnerability in Qualcomm Aqt1000

CVE-2021-30350

Lack of MBN header size verification against input buffer can lead to memory corruption in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Wearables

Published 2022-06-14 · 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 (4.4th percentile), scored 2026-09-29.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 4th percentile — 4.4% 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)

CWE-1284 — Improper Validation of Specified Quantity in Input

References

www.qualcomm.com/company/product-security/bulletins/april-2022-bulletin (Vendor Advisory)

Frequently asked questions

What is CVE-2021-30350?: CVE-2021-30350 is a high-severity vulnerability in Qualcomm Aqt1000, classified under Improper Validation of Specified Quantity in Input. CVSS score: 8.4/10. Published 2022-06-14.
How severe is CVE-2021-30350?: High severity. CVSS v3 base score is 8.4 out of 10.