What is CVE-2020-11222?

CVE-2020-11222 is a critical-severity vulnerability in Qualcomm Apq8017, classified under Out-of-bounds Read. CVSS score: 9.1/10. Published 2021-03-17.

How severe is CVE-2020-11222?

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

Is CVE-2020-11222 known to be exploited?

1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Out-of-bounds Read in Qualcomm Apq8017

CVE-2020-11222

Buffer over read while processing MT SMS with maximum length due to improper length check in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon IoT, Snapdragon Mobile

Vulnerability class: Buffer Overflow

Published 2021-03-17 · 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:N/A:H.

EPSS exploit prediction

EPSS: 0.009 (58.7th percentile), scored 2026-09-30.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 59th percentile — 58.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.009 · newest: 0.009 · change: 0.000

Affected products

Weakness classification (CWE)

CWE-125 — Out-of-bounds Read

Public proof-of-concept exploits

TinyNiko/android_

References

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

Frequently asked questions

What is CVE-2020-11222?: CVE-2020-11222 is a critical-severity vulnerability in Qualcomm Apq8017, classified under Out-of-bounds Read. CVSS score: 9.1/10. Published 2021-03-17.
How severe is CVE-2020-11222?: Critical severity. CVSS v3 base score is 9.1 out of 10.
Is CVE-2020-11222 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.