CVE-2020-11301

Improper authentication of un-encrypted plaintext Wi-Fi frames in an encrypted network can lead...

9.1 CriticalFix available

Improper authentication of un-encrypted plaintext Wi-Fi frames in an encrypted network can lead to information disclosure in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer Electronics Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon IoT, Snapdragon Mobile, Snapdragon Voice & Music, Snapdragon Wearables, Snapdragon Wired Infrastructure and Networking

Attack profile

How easy it is to exploit

Attack vector: Network
Complexity: Low
Privileges needed: None
User interaction: None

What an attacker can affect

Confidentiality: High
Integrity: High
Availability: None

Exploit likelihood

11.1%Up 10.7 points since Sep 9, 2021

What each source reports

CVE List Score used 9.1

Record: CVE-2020-11301
CVSS 3.1: 9.1 CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
Updated: 2026-11-02

EUVDEUVD-2020-3655 9.1

Record: EUVD-2020-3655
CVSS 3.1: 9.1 CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
Updated: 2026-11-03

GitHub AdvisoriesGHSA-mq5c-744g-f8pj No score

Improper authentication of un-encrypted plaintext Wi-Fi frames in an encrypted network can lead...

Record: GHSA-mq5c-744g-f8pj
Weakness: CWE-287
Updated: 2026-11-02

NVD 9.1

Record: CVE-2020-11301
CVSS 3.1: 9.1 CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
CVSS 3.1: 7.5 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
CVSS 2.0: 5.0 MediumAV:N/AC:L/Au:N/C:P/I:N/A:N
Weakness: CWE-287
Updated: 2026-11-02

Affected products

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Affected packages

Affected packages
Package	Affected	Fixed
`:linux_kernel:Qualcomm` Android	SoCVersion:0 up to SoCVersion:2021-10-05, plus listed versions SoCVersion	SoCVersion:2021-10-05
`oss/system/feeds/wlan-open` Android	SoCVersion:0 up to SoCVersion:2021-10-05, plus listed versions SoCVersion	SoCVersion:2021-10-05
`oss/wigig-utils` Android	SoCVersion:0 up to SoCVersion:2021-10-05, plus listed versions SoCVersion	SoCVersion:2021-10-05

History

History
Recorded	Changed	Sources
Nov 5, 2026	facts	OSV
Nov 3, 2026	aliases	EUVD
Nov 2, 2026	first indexed	CVE List, GitHub Advisories, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2020-11301 is a critical vulnerability (CVSS 9.1) in Qualcomm, Inc. Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer Electronics Connectivity, Snapdragon Consumer Iot, Snapdragon Industrial Iot, Snapdragon Iot, Snapdragon Mobile, Snapdragon Voice & Music, Snapdragon Wearables, Snapdragon Wired Infrastructure And Networking, published September 8, 2021. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 11.1%, the 95th percentile. Fixed in :linux_kernel:Qualcomm SoCVersion:2021-10-05.