What’s Vulnerable › Vulnerabilities

CVE-2020-3704

• Severity: high (CVSS 7.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.5% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2020-11-02 · updated 2026-06-17
• Weakness: CWE-667

Description

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: all versions
• Qualcomm Apq8009 Firmware: all versions
• Qualcomm Apq8017 Firmware: all versions
• Qualcomm Apq8053 Firmware: all versions
• Qualcomm Ar9344 Firmware: all versions
• Qualcomm Bitra Firmware: all versions
• Qualcomm Ipq5018 Firmware: all versions
• Qualcomm Kamorta Firmware: all versions
• Qualcomm Mdm9607 Firmware: all versions
• Qualcomm Mdm9640 Firmware: all versions
• Qualcomm Mdm9650 Firmware: all versions
• Qualcomm Msm8996Au Firmware: all versions
• Qualcomm Nicobar Firmware: all versions
• Qualcomm Qca6174A Firmware: all versions
• Qualcomm Qca6390 Firmware: all versions
• Qualcomm Qca6574Au Firmware: all versions
• Qualcomm Qca9377 Firmware: all versions
• Qualcomm Qca9886 Firmware: all versions
• Qualcomm Qcm6125 Firmware: all versions
• Qualcomm Qcn7605 Firmware: all versions
• Qualcomm Qcs404 Firmware: all versions
• Qualcomm Qcs405 Firmware: all versions
• Qualcomm Qcs605 Firmware: all versions
• Qualcomm Qcs610 Firmware: all versions
• Qualcomm Qrb5165 Firmware: all versions
• Qualcomm Rennell Firmware: all versions
• Qualcomm Sa415M Firmware: all versions
• Qualcomm Sa515M Firmware: all versions
• Qualcomm Saipan Firmware: all versions
• Qualcomm Sc7180 Firmware: all versions

References

• https://www.qualcomm.com/company/product-security/bulletins/october-2020-bulletin
• https://www.qualcomm.com/company/product-security/bulletins/october-2020-security-bulletin
• https://www.qualcomm.com/company/product-security/bulletins/october-2020-bulletin

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