{"cve":"CVE-2020-3704","nvd":{"published":"2020-11-02T07:15:15.327","modified":"2026-06-17T03:18:53.947","status":"Modified","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","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","score":7.5},"cwes":["CWE-667"],"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"],"products":["qualcomm:agatti_firmware","qualcomm:apq8009_firmware","qualcomm:apq8017_firmware","qualcomm:apq8053_firmware","qualcomm:ar9344_firmware","qualcomm:bitra_firmware","qualcomm:ipq5018_firmware","qualcomm:kamorta_firmware","qualcomm:mdm9607_firmware","qualcomm:mdm9640_firmware","qualcomm:mdm9650_firmware","qualcomm:msm8996au_firmware","qualcomm:nicobar_firmware","qualcomm:qca6174a_firmware","qualcomm:qca6390_firmware","qualcomm:qca6574au_firmware","qualcomm:qca9377_firmware","qualcomm:qca9886_firmware","qualcomm:qcm6125_firmware","qualcomm:qcn7605_firmware","qualcomm:qcs404_firmware","qualcomm:qcs405_firmware","qualcomm:qcs605_firmware","qualcomm:qcs610_firmware","qualcomm:qrb5165_firmware","qualcomm:rennell_firmware","qualcomm:sa415m_firmware","qualcomm:sa515m_firmware","qualcomm:saipan_firmware","qualcomm:sc7180_firmware","qualcomm:sc8180x_firmware","qualcomm:sda845_firmware","qualcomm:sdm660_firmware","qualcomm:sdm670_firmware","qualcomm:sdm710_firmware","qualcomm:sdm845_firmware","qualcomm:sdm850_firmware","qualcomm:sdx20_firmware","qualcomm:sdx24_firmware","qualcomm:sdx55_firmware","qualcomm:sm6150_firmware","qualcomm:sm7150_firmware","qualcomm:sm8150_firmware","qualcomm:sm8250_firmware","qualcomm:sxr1130_firmware","qualcomm:sxr2130_firmware"],"source":"nvd","synced_at":"2026-10-19T21:11:20.317016139+00:00"},"epss":{"cve":"CVE-2020-3704","score":0.00532,"percentile":0.44959,"date":"2026-10-31"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}