{"id":"CVE-2020-3699","url":"https://www.cyber-defence.io/tools/cve/CVE-2020-3699","generatedAt":"2026-10-27T22:25:14.622Z","title":"Possible out of bound access while processing assoc response from host due to improper length check before copying into buffer in Snapdragon Auto, Snapdragon Compute, Snapdragon Consumer Electronics Connectivity, Snapdragon Consumer IOT, Snapdragon…","description":"Possible out of bound access while processing assoc response from host due to improper length check before copying into buffer in Snapdragon Auto, Snapdragon Compute, Snapdragon Consumer Electronics Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Voice & Music, Snapdragon Wearables in APQ8009, APQ8017, APQ8053, APQ8096AU, MDM9206, MDM9207C, MDM9607, MDM9640, MDM9650, MSM8905, MSM8909W, MSM8917, MSM8920, MSM8937, MSM8940, MSM8953, MSM8996AU, Nicobar, QCA6174A, QCA6574AU, QCA9377, QCA9379, QCM2150, QCN7605, QCS405, QCS605, QM215, SA6155P, Saipan, SC8180X, SDA845, SDM429, SDM429W, SDM439, SDM450, SDM630, SDM632, SDM636, SDM660, SDM845, SDX20, SDX55, SM6150, SM7150, SM8150, SM8250, SXR2130","published":"2020-07-30T12:15:12.000Z","lastModified":"2026-06-17T03:18:53.000Z","status":"Modified","sourceIdentifier":"product-security@qualcomm.com","cvss":{"version":"3.1","score":9.8,"severity":"CRITICAL","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"},"cwe":["CWE-120"],"affected":["qualcomm/apq8009 firmware","qualcomm/apq8017 firmware","qualcomm/apq8053 firmware","qualcomm/apq8096au firmware","qualcomm/mdm9206 firmware","qualcomm/mdm9207c firmware","qualcomm/mdm9607 firmware","qualcomm/mdm9640 firmware","qualcomm/mdm9650 firmware","qualcomm/msm8905 firmware","qualcomm/msm8909w firmware","qualcomm/msm8917 firmware","qualcomm/msm8920 firmware","qualcomm/msm8937 firmware","qualcomm/msm8940 firmware","qualcomm/msm8953 firmware","qualcomm/msm8996au firmware","qualcomm/nicobar firmware","qualcomm/qca6174a firmware","qualcomm/qca6574au firmware","qualcomm/qca9377 firmware","qualcomm/qca9379 firmware","qualcomm/qcm2150 firmware","qualcomm/qcn7605 firmware","qualcomm/qcs405 firmware","qualcomm/qcs605 firmware","qualcomm/qm215 firmware","qualcomm/sa6155p firmware","qualcomm/saipan firmware","qualcomm/sc8180x firmware","qualcomm/sda845 firmware","qualcomm/sdm429 firmware","qualcomm/sdm429w firmware","qualcomm/sdm439 firmware","qualcomm/sdm450 firmware","qualcomm/sdm630 firmware","qualcomm/sdm632 firmware","qualcomm/sdm636 firmware","qualcomm/sdm660 firmware","qualcomm/sdm845 firmware","qualcomm/sdx20 firmware","qualcomm/sdx55 firmware","qualcomm/sm6150 firmware","qualcomm/sm7150 firmware","qualcomm/sm8150 firmware","qualcomm/sm8250 firmware","qualcomm/sxr2130 firmware"],"epss":{"score":0.00922,"percentile":0.60077,"date":"2026-10-26","history":[]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"high","text":"High impact if exploited, but EPSS currently rates exploitation as unlikely (0.92%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit."},"changes":[],"references":[{"url":"https://www.qualcomm.com/company/product-security/bulletins/july-2020-bulletin","tags":["Broken Link"],"source":"product-security@qualcomm.com"},{"url":"https://www.qualcomm.com/company/product-security/bulletins/july-2020-security-bulletin","tags":["Patch","Vendor Advisory"],"source":"nvd@nist.gov"},{"url":"https://www.qualcomm.com/company/product-security/bulletins/july-2020-bulletin","tags":["Broken Link"],"source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2020-3699","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}