CVE-2020-3704: Input Validation

Published Oct 5, 2020
·
Updated

u'While processing invalid connection request PDU which is nonstandard (interval or timeout is 0) from central device may lead peripheral system enter into dead lock state.(This CVE is equivalent to InvalidConnectionRequest(CVE-2019-19193) mentioned in sweyntooth paper)' 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 Wired Infrastructure and Networking in Agatti, APQ8009, APQ8017, APQ8053, AR9344, Bitra, IPQ5018, Kamorta, MDM9607, MDM9640, MDM9650, MSM8996AU, Nicobar, QCA6174A, QCA6390, QCA6574AU, QCA9377, QCA9886, QCM6125, QCN7605, QCS404, QCS405, QCS605, QCS610, QRB5165, Rennell, SA415M, SA515M, Saipan, SC7180, SC8180X, SDA845, SDM660, SDM670, SDM710, SDM845, SDM850, SDX20, SDX24, SDX55, SM6150, SM7150, SM8150, SM8250, SXR1130, SXR2130

Affected Software

93 affected components
Google Android
Qualcomm Agatti Firmware
Qualcomm Agatti
Qualcomm Apq8009 Firmware
Qualcomm Apq8009
Qualcomm Apq8017 Firmware
Qualcomm Apq8017
Qualcomm Apq8053 Firmware
Qualcomm Apq8053
Qualcomm Ar9344 Firmware
Qualcomm Ar9344
Qualcomm Bitra Firmware
Qualcomm Bitra
Qualcomm Ipq5018 Firmware
Qualcomm IPQ5018
Qualcomm Kamorta Firmware
Qualcomm Kamorta
Qualcomm Mdm9607 Firmware
Qualcomm MDM9607
Qualcomm Mdm9640 Firmware
Qualcomm MDM9640
Qualcomm Mdm9650 Firmware
Qualcomm MDM9650
Qualcomm Msm8996au Firmware
Qualcomm MSM8996AU
Qualcomm Nicobar Firmware
Qualcomm Nicobar
Qualcomm Qca6174a Firmware
Qualcomm QCA6174A
Qualcomm Qca6390 Firmware
Qualcomm Qca6390
Qualcomm Qca6574au Firmware
Qualcomm QCA6574AU
Qualcomm Qca9377 Firmware
Qualcomm QCA9377
Qualcomm Qca9886 Firmware
Qualcomm QCA9886
Qualcomm Qcm6125 Firmware
Qualcomm Qcm6125
Qualcomm Qcn7605 Firmware
Qualcomm Qcn7605
Qualcomm Qcs404 Firmware
Qualcomm QCS404
Qualcomm Qcs405 Firmware
Qualcomm QCS405
Qualcomm Qcs605 Firmware
Qualcomm QCS605
Qualcomm Qcs610 Firmware
Qualcomm Qcs610
Qualcomm Qrb5165 Firmware
Qualcomm Qrb5165
Qualcomm Rennell Firmware
Qualcomm Rennell
Qualcomm Sa415m Firmware
Qualcomm Sa415m
Qualcomm Sa515m Firmware
Qualcomm Sa515m
Qualcomm Saipan Firmware
Qualcomm Saipan
Qualcomm Sc7180 Firmware
Qualcomm Sc7180
Qualcomm Sc8180x Firmware
Qualcomm Sc8180x
Qualcomm Sda845 Firmware
Qualcomm SDA845
Qualcomm Sdm660 Firmware
Qualcomm SDM660
Qualcomm Sdm670 Firmware
Qualcomm SDM670
Qualcomm Sdm710 Firmware
Qualcomm SDM710
Qualcomm Sdm845 Firmware
Qualcomm SDM845
Qualcomm Sdm850 Firmware
Qualcomm SDM850
Qualcomm Sdx20 Firmware
Qualcomm SDX20
Qualcomm Sdx24 Firmware
Qualcomm SDX24
Qualcomm Sdx55 Firmware
Qualcomm Sdx55
Qualcomm Sm6150 Firmware
Qualcomm SM6150
Qualcomm Sm7150 Firmware
Qualcomm SM7150
Qualcomm Sm8150 Firmware
Qualcomm SM8150
Qualcomm Sm8250 Firmware
Qualcomm SM8250
Qualcomm Sxr1130 Firmware
Qualcomm SXR1130
Qualcomm Sxr2130 Firmware
Qualcomm Sxr2130

Event History

Oct 5, 2020
CVE Published
via Android·12:00 AM
Nov 2, 2020
CVE Published
via MITRE·06:21 AM
Data Sourced
via MITRE·06:21 AM
DescriptionWeakness

Frequently Asked Questions

1

What is the severity of CVE-2020-3704?

CVE-2020-3704 is classified as a moderate severity vulnerability due to its potential to cause a deadlock state in affected systems.

2

How do I fix CVE-2020-3704?

To mitigate CVE-2020-3704, users should apply available updates and patches from their device manufacturers.

3

Which devices are affected by CVE-2020-3704?

CVE-2020-3704 affects various Qualcomm platforms including certain Android devices with Snapdragon processors.

4

What is the impact of CVE-2020-3704 on my device?

CVE-2020-3704 can cause affected devices to enter a deadlock state, potentially leading to service disruption.

5

Is there a workaround for CVE-2020-3704?

Currently, the recommended solution for CVE-2020-3704 is to apply security patches as there are no specific workarounds.

Contact

SecAlerts Pty Ltd.
132 Wickham Terrace
Fortitude Valley,
QLD 4006, Australia
info@secalerts.co
By using SecAlerts services, you agree to our services end-user license agreement. This website is safeguarded by reCAPTCHA and governed by the Google Privacy Policy and Terms of Service. All names, logos, and brands of products are owned by their respective owners, and any usage of these names, logos, and brands for identification purposes only does not imply endorsement. If you possess any content that requires removal, please get in touch with us.
© 2026 SecAlerts Pty Ltd.
ABN: 70 645 966 203, ACN: 645 966 203