Reference page — cumulative record through Monday, October 19, 2026 UTC. Reference pages update as the archive grows; only dated daily editions are immutable pages of record.

CVE-2020-3702

CVE-2020-3702MEDIUM

Qualcomm, Inc. Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Voice & Music, Snapdragon Wearables, Snapdragon Wired Infrastructure and Networking — u'Specifically timed and handcrafted traffic can cause internal errors in a WLAN device that lead to improper layer 2 Wi-Fi encryption wi…

  AV  AC  PR  UI  S  C  I  A   CVSS    EPSS   %ile   KEV
   A   L   N   N  U  H  N  N    6.5   .0033   24.5     —

AFFECTED
  Product                                                                                                                                                                                                                              Versions                                                                                           Fixed
  Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Voice & Music, Snapdragon Wearables, Snapdragon Wired Infrastructure and Networking  APQ8053, IPQ4019, IPQ8064, MSM8909W, MSM8996AU, QCA9531, QCN5502, QCS405, SDX20, SM6150, SM7150 –  —

TIMELINE
  Dec 17  Reserved by qualcomm
  Sep 8   Published (CNA: qualcomm)
  Oct 8   ENRICHED — CVE-2020-3702 (Qualcomm, Inc. Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Voice & Music, Snapdragon Wearables, Snapdragon Wired Infrastructure and Networking). Received CVSS 6.5 and CPE data from NVD.

CWE-319 · CNA: qualcomm · CVSS v3.1 · 5 references · NVD status: Modified

Description

u'Specifically timed and handcrafted traffic can cause internal errors in a WLAN device that lead to improper layer 2 Wi-Fi encryption with a consequent possibility of information disclosure over the air for a discrete set of traffic' in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Voice & Music, Snapdragon Wearables, Snapdragon Wired Infrastructure and Networking in APQ8053, IPQ4019, IPQ8064, MSM8909W, MSM8996AU, QCA9531, QCN5502, QCS405, SDX20, SM6150, SM7150

Lifecycle

Complete event history — 3 events, chronological
Date	Event	Detail
December 17, 2019	Reserved	Reserved by qualcomm
September 8, 2020	Published	Published (CNA: qualcomm)
October 8, 2026	ENRICHED	ENRICHED — CVE-2020-3702 (Qualcomm, Inc. Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Voice & Music, Snapdragon Wearables, Snapdragon Wired Infrastructure and Networking). Received CVSS 6.5 and CPE data from NVD.

Affected

Affected products and packages — 1 row
Vendor	Product / Package	Ecosystem	Version introduced	Fixed
Qualcomm, Inc.	Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Voice & Music, Snapdragon Wearables, Snapdragon Wired Infrastructure and Networking	—	APQ8053, IPQ4019, IPQ8064, MSM8909W, MSM8996AU, QCA9531, QCN5502, QCS405, SDX20, SM6150, SM7150	—

Weaknesses

CWE-319

References (5)

https://lists.debian.org/debian-lts-announce/2021/10/msg00010.html [Mailing List, Third Party Advisory]
https://lists.debian.org/debian-lts-announce/2021/12/msg00012.html [Mailing List, Third Party Advisory]
https://www.arista.com/en/support/advisories-notices/security-advisories/11998-security-advisory-58 [Third Party Advisory]
https://www.debian.org/security/2021/dsa-4978 [Third Party Advisory]
https://www.qualcomm.com/company/product-security/bulletins/august-2020-bulletin [Vendor Advisory]

Authoritative record: CVE-2020-3702 at cve.org

Vendors: qualcomm

Weaknesses: CWE-319

About this page

This is a reference page, not a dated page of record. It assembles the complete lifecycle of CVE-2020-3702 from the CVE Program record, NVD enrichment, the CISA KEV catalog, EPSS, and OSV advisories. The box score's numbers (CVSS, EPSS, KEV status) are current as of Monday, October 19, 2026 UTC and are re-derived as the archive grows; only dated daily editions are immutable pages of record. The authoritative source for this identifier is cve.org.