What is CVE-2020-11279?

CVE-2020-11279 is a high-severity vulnerability in Qualcomm Apq8009, classified under Integer Overflow or Wraparound. CVSS score: 7.5/10. Published 2021-05-07.

How severe is CVE-2020-11279?

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

Integer overflow in Qualcomm Apq8009

CVE-2020-11279

Memory corruption while processing crafted SDES packets due to improper length check in sdes packets recieved in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon IoT, Snapdragon Mobile, Snapdragon Voice & Music, Snapdragon Wearables

Vulnerability class: Integer Overflow

Published 2021-05-07 · 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:H/I:N/A:N.

EPSS exploit prediction

EPSS: 0.008 (55.6th percentile), scored 2026-09-30.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 56th percentile — 55.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.008 · newest: 0.008 · change: 0.000

Affected products

Weakness classification (CWE)

CWE-190 — Integer Overflow or Wraparound

References

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

Frequently asked questions

What is CVE-2020-11279?: CVE-2020-11279 is a high-severity vulnerability in Qualcomm Apq8009, classified under Integer Overflow or Wraparound. CVSS score: 7.5/10. Published 2021-05-07.
How severe is CVE-2020-11279?: High severity. CVSS v3 base score is 7.5 out of 10.