CVE-2020-3704: Qualcomm Agatti Firmware

High severity, CVSS 7.5. EPSS: 0.5% chance of exploitation in the next 30 days.

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 products

• Qualcomm Agatti Firmware: affected versions not specified
• Qualcomm APQ8009 Firmware: affected versions not specified
• Qualcomm APQ8017 Firmware: affected versions not specified
• Qualcomm APQ8053 Firmware: affected versions not specified
• Qualcomm AR9344 Firmware: affected versions not specified
• Qualcomm Bitra Firmware: affected versions not specified
• Qualcomm IPQ5018 Firmware: affected versions not specified
• Qualcomm Kamorta Firmware: affected versions not specified
• Qualcomm MDM9607 Firmware: affected versions not specified
• Qualcomm MDM9640 Firmware: affected versions not specified
• Qualcomm MDM9650 Firmware: affected versions not specified
• Qualcomm MSM8996AU Firmware: affected versions not specified
• Qualcomm Nicobar Firmware: affected versions not specified
• Qualcomm QCA6174A Firmware: affected versions not specified
• Qualcomm QCA6390 Firmware: affected versions not specified
• Qualcomm QCA6574AU Firmware: affected versions not specified
• Qualcomm QCA9377 Firmware: affected versions not specified
• Qualcomm QCA9886 Firmware: affected versions not specified
• Qualcomm QCM6125 Firmware: affected versions not specified
• Qualcomm QCN7605 Firmware: affected versions not specified
• Qualcomm QCS404 Firmware: affected versions not specified
• Qualcomm QCS405 Firmware: affected versions not specified
• Qualcomm QCS605 Firmware: affected versions not specified
• Qualcomm QCS610 Firmware: affected versions not specified
• Qualcomm QRB5165 Firmware: affected versions not specified
• and 21 more

Published 2020-11-02. Last modified 2026-06-17.