{"affected": [{"affectedData": [{"product": "Snapdragon Compute, Snapdragon Connectivity", "vendor": "Qualcomm, Inc.", "versions": [{"status": "affected", "version": "MSM8998, QCA6390, SC7180, SC8180X, SDM850"}]}], "source": "product-security@qualcomm.com"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:qualcomm:msm8998_firmware:-:*:*:*:*:*:*:*", "matchCriteriaId": "0E9154AF-E52E-4E84-9322-2CA7EBD3E6FE", "vulnerable": true}], "negate": false, "operator": "OR"}, {"cpeMatch": [{"criteria": "cpe:2.3:h:qualcomm:msm8998:-:*:*:*:*:*:*:*", "matchCriteriaId": "4796F9BD-61B3-45ED-B5E3-B061887285E2", "vulnerable": false}], "negate": false, "operator": "OR"}], "operator": "AND"}, {"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:qualcomm:qca6390_firmware:-:*:*:*:*:*:*:*", "matchCriteriaId": "96FBD6DF-F174-4690-AA3D-1E8974E3627F", "vulnerable": true}], "negate": false, "operator": "OR"}, {"cpeMatch": [{"criteria": "cpe:2.3:h:qualcomm:qca6390:-:*:*:*:*:*:*:*", "matchCriteriaId": "A3BF86E1-3FAC-4A42-8C01-5944C6C30AE5", "vulnerable": false}], "negate": false, "operator": "OR"}], "operator": "AND"}, {"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:qualcomm:sc7180_firmware:-:*:*:*:*:*:*:*", "matchCriteriaId": "792A18B7-E775-4AF4-A8C4-D434400317B0", "vulnerable": true}], "negate": false, "operator": "OR"}, {"cpeMatch": [{"criteria": "cpe:2.3:h:qualcomm:sc7180:-:*:*:*:*:*:*:*", "matchCriteriaId": "B5170B38-0976-49BB-A916-5BE44C567218", "vulnerable": false}], "negate": false, "operator": "OR"}], "operator": "AND"}, {"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:qualcomm:sc8180x_firmware:-:*:*:*:*:*:*:*", "matchCriteriaId": "30A45C1A-C921-42B5-9237-367245023B45", "vulnerable": true}], "negate": false, "operator": "OR"}, {"cpeMatch": [{"criteria": "cpe:2.3:h:qualcomm:sc8180x:-:*:*:*:*:*:*:*", "matchCriteriaId": "56C9D979-F214-4CD4-8CF9-43BC804BB179", "vulnerable": false}], "negate": false, "operator": "OR"}], "operator": "AND"}, {"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:qualcomm:sdm850_firmware:-:*:*:*:*:*:*:*", "matchCriteriaId": "B3ADE826-C55D-4731-80B9-164FEA290FAC", "vulnerable": true}], "negate": false, "operator": "OR"}, {"cpeMatch": [{"criteria": "cpe:2.3:h:qualcomm:sdm850:-:*:*:*:*:*:*:*", "matchCriteriaId": "8ED4F8FE-32DB-4696-A3AD-A9D7CB7E513A", "vulnerable": false}], "negate": false, "operator": "OR"}], "operator": "AND"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "Possible buffer over-read in windows wlan driver function due to lack of check of length of variable received from userspace in Snapdragon Compute, Snapdragon Connectivity in MSM8998, QCA6390, SC7180, SC8180X, SDM850"}, {"lang": "es", "value": "Una posible lectura excesiva del b\u00fafer en la funci\u00f3n del controlador wlan de Windows debido a una falta de comprobaci\u00f3n de la longitud de la variable recibida desde el espacio del usuario en los productos Snapdragon Compute, Snapdragon Connectivity en versiones MSM8998, QCA6390, SC7180, SC8180X, SDM850."}], "id": "CVE-2020-3653", "lastModified": "2026-06-17T03:18:47.477", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "HIGH", "cvssData": {"accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "COMPLETE", "baseScore": 9.4, "confidentialityImpact": "COMPLETE", "integrityImpact": "NONE", "vectorString": "AV:N/AC:L/Au:N/C:C/I:N/A:C", "version": "2.0"}, "exploitabilityScore": 10.0, "impactScore": 9.2, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 9.1, "baseSeverity": "CRITICAL", "confidentialityImpact": "HIGH", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 5.2, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2020-04-16T11:15:15.793", "references": [{"source": "product-security@qualcomm.com", "tags": ["Vendor Advisory"], "url": "https://www.qualcomm.com/company/product-security/bulletins/april-2020-bulletin"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Vendor Advisory"], "url": "https://www.qualcomm.com/company/product-security/bulletins/april-2020-bulletin"}], "sourceIdentifier": "product-security@qualcomm.com", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-20"}, {"lang": "en", "value": "CWE-125"}], "source": "nvd@nist.gov", "type": "Primary"}]}