{"cve":"CVE-2023-33019","nvd":{"published":"2023-09-05T07:15:14.560","modified":"2026-06-17T06:00:20.450","status":"Modified","description":"Transient DOS in WLAN Host while doing channel switch announcement (CSA), when a mobile station receives invalid channel in CSA IE.","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-285"],"references":["https://www.qualcomm.com/company/product-security/bulletins/september-2023-bulletin","https://www.qualcomm.com/company/product-security/bulletins/september-2023-bulletin"],"products":["qualcomm:205_firmware","qualcomm:215_firmware","qualcomm:9206_lte_firmware","qualcomm:apq8017_firmware","qualcomm:apq8052_firmware","qualcomm:apq8056_firmware","qualcomm:apq8076_firmware","qualcomm:ar8031_firmware","qualcomm:c-v2x_9150_firmware","qualcomm:csra6620_firmware","qualcomm:csra6640_firmware","qualcomm:fastconnect_6200_firmware","qualcomm:home_hub_100_firmware","qualcomm:mdm9250_firmware","qualcomm:mdm9628_firmware","qualcomm:mdm9650_firmware","qualcomm:msm8108_firmware","qualcomm:msm8209_firmware","qualcomm:msm8608_firmware","qualcomm:msm8909w_firmware","qualcomm:msm8996au_firmware","qualcomm:qca6174a_firmware","qualcomm:qca6175a_firmware","qualcomm:qca6554a_firmware","qualcomm:qca6564a_firmware","qualcomm:qca6564au_firmware","qualcomm:qca6574_firmware","qualcomm:qca6574a_firmware","qualcomm:qca6574au_firmware","qualcomm:qca6584_firmware","qualcomm:qca6584au_firmware","qualcomm:qca6595_firmware","qualcomm:qca6595au_firmware","qualcomm:qca6696_firmware","qualcomm:qca9367_firmware","qualcomm:qca9377_firmware","qualcomm:qca9379_firmware","qualcomm:sd626_firmware","qualcomm:sdm429w_firmware","qualcomm:sdx20m_firmware","qualcomm:smart_audio_200_firmware","qualcomm:smart_audio_400_firmware","qualcomm:smart_display_200_firmware","qualcomm:snapdragon_1200_firmware","qualcomm:snapdragon_208_firmware","qualcomm:snapdragon_210_firmware","qualcomm:snapdragon_212_firmware","qualcomm:snapdragon_425_firmware","qualcomm:snapdragon_429_firmware","qualcomm:snapdragon_439_firmware"],"source":"nvd","synced_at":"2026-10-19T21:39:24.235896374+00:00"},"epss":{"cve":"CVE-2023-33019","score":0.00354,"percentile":0.29131,"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."]}