{"id":"CVE-2023-33019","aliases":["3403638","A-285903027","ASB-A-285903027","EUVD-2023-37208","GHSA-9pxw-85r8-pc8f"],"status":"published","title":"Improper Authorization in WLAN Host","description":"Transient DOS in WLAN Host while doing channel switch announcement (CSA), when a mobile station receives invalid channel in CSA IE.","severity":{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-09","score":0.00354,"percentile":0.29358,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-285"],"published":"2023-09-01T00:00:00Z","modified":"2026-11-05T16:32:28Z","fixes":[{"ecosystem":"Android","package":"platform/vendor/qcom-opensource/wlan/prima","fixed_in":["SoCVersion:2023-09-05"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Android","package":"platform/vendor/qcom-opensource/wlan/prima","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"SoCVersion:0"},{"fixed":"SoCVersion:2023-09-05"}]}],"versions":["SoCVersion"]}],"products":[{"vendor":"qualcomm","product":"205_firmware"},{"vendor":"qualcomm","product":"215_firmware"},{"vendor":"qualcomm","product":"9206_lte_firmware"},{"vendor":"qualcomm","product":"9206_lte_modem_firmware"},{"vendor":"qualcomm","product":"apq8017_firmware"},{"vendor":"qualcomm","product":"apq8052_firmware"},{"vendor":"qualcomm","product":"apq8056_firmware"},{"vendor":"qualcomm","product":"apq8076_firmware"},{"vendor":"qualcomm","product":"ar8031_firmware"},{"vendor":"qualcomm","product":"c-v2x_9150_firmware"},{"vendor":"qualcomm","product":"csra6620_firmware"},{"vendor":"qualcomm","product":"csra6640_firmware"},{"vendor":"qualcomm","product":"fastconnect_6200_firmware"},{"vendor":"qualcomm","product":"home_hub_100_firmware"},{"vendor":"qualcomm","product":"home_hub_100_platform_firmware"},{"vendor":"qualcomm","product":"mdm9250_firmware"},{"vendor":"qualcomm","product":"mdm9628_firmware"},{"vendor":"qualcomm","product":"mdm9650_firmware"},{"vendor":"qualcomm","product":"msm8108_firmware"},{"vendor":"qualcomm","product":"msm8209_firmware"},{"vendor":"qualcomm","product":"msm8608_firmware"},{"vendor":"qualcomm","product":"msm8909w_firmware"},{"vendor":"qualcomm","product":"msm8996au_firmware"},{"vendor":"qualcomm","product":"qca6174a_firmware"},{"vendor":"qualcomm","product":"qca6175a_firmware"},{"vendor":"qualcomm","product":"qca6554a_firmware"},{"vendor":"qualcomm","product":"qca6564a_firmware"},{"vendor":"qualcomm","product":"qca6564au_firmware"},{"vendor":"qualcomm","product":"qca6574_firmware"},{"vendor":"qualcomm","product":"qca6574a_firmware"},{"vendor":"qualcomm","product":"qca6574au_firmware"},{"vendor":"qualcomm","product":"qca6584_firmware"},{"vendor":"qualcomm","product":"qca6584au_firmware"},{"vendor":"qualcomm","product":"qca6595_firmware"},{"vendor":"qualcomm","product":"qca6595au_firmware"},{"vendor":"qualcomm","product":"qca6696_firmware"},{"vendor":"qualcomm","product":"qca9367_firmware"},{"vendor":"qualcomm","product":"qca9377_firmware"},{"vendor":"qualcomm","product":"qca9379_firmware"},{"vendor":"qualcomm","product":"qualcomm_205_mobile_platform_firmware"},{"vendor":"qualcomm","product":"qualcomm_215_mobile_platform_firmware"},{"vendor":"qualcomm","product":"sd626_firmware"},{"vendor":"qualcomm","product":"sdm429w_firmware"},{"vendor":"qualcomm","product":"sdx20m_firmware"},{"vendor":"qualcomm","product":"smart_audio_200_firmware"},{"vendor":"qualcomm","product":"smart_audio_200_platform_firmware"},{"vendor":"qualcomm","product":"smart_audio_400_firmware"},{"vendor":"qualcomm","product":"smart_audio_400_platform_firmware"},{"vendor":"qualcomm","product":"smart_display_200_firmware"},{"vendor":"qualcomm","product":"snapdragon_1200_firmware"},{"vendor":"qualcomm","product":"snapdragon_1200_wearable_platform_firmware"},{"vendor":"qualcomm","product":"snapdragon_208_firmware"},{"vendor":"qualcomm","product":"snapdragon_208_processor_firmware"},{"vendor":"qualcomm","product":"snapdragon_210_firmware"},{"vendor":"qualcomm","product":"snapdragon_210_processor_firmware"},{"vendor":"qualcomm","product":"snapdragon_212_firmware"},{"vendor":"qualcomm","product":"snapdragon_212_mobile_platform_firmware"},{"vendor":"qualcomm","product":"snapdragon_425_firmware"},{"vendor":"qualcomm","product":"snapdragon_425_mobile_platform_firmware"},{"vendor":"qualcomm","product":"snapdragon_429_firmware"},{"vendor":"qualcomm","product":"snapdragon_429_mobile_platform_firmware"},{"vendor":"qualcomm","product":"snapdragon_439_firmware"},{"vendor":"qualcomm","product":"snapdragon_439_mobile_platform_firmware"},{"vendor":"qualcomm","product":"snapdragon_450_firmware"},{"vendor":"qualcomm","product":"snapdragon_450_mobile_platform_firmware"},{"vendor":"qualcomm","product":"snapdragon_617_firmware"},{"vendor":"qualcomm","product":"snapdragon_617_processor_firmware"},{"vendor":"qualcomm","product":"snapdragon_625_firmware"},{"vendor":"qualcomm","product":"snapdragon_625_mobile_platform_firmware"},{"vendor":"qualcomm","product":"snapdragon_626_firmware"},{"vendor":"qualcomm","product":"snapdragon_626_mobile_platform_firmware"},{"vendor":"qualcomm","product":"snapdragon_632_firmware"},{"vendor":"qualcomm","product":"snapdragon_632_mobile_platform_firmware"},{"vendor":"qualcomm","product":"snapdragon_650_firmware"},{"vendor":"qualcomm","product":"snapdragon_650_mobile_platform_firmware"},{"vendor":"qualcomm","product":"snapdragon_652_firmware"},{"vendor":"qualcomm","product":"snapdragon_652_mobile_platform_firmware"},{"vendor":"qualcomm","product":"snapdragon_653_firmware"},{"vendor":"qualcomm","product":"snapdragon_653_mobile_platform_firmware"},{"vendor":"qualcomm","product":"snapdragon_820_automotive_platform_firmware"},{"vendor":"qualcomm","product":"snapdragon_820_firmware"},{"vendor":"qualcomm","product":"snapdragon_auto_5g_firmware"},{"vendor":"qualcomm","product":"snapdragon_auto_5g_modem-rf_firmware"},{"vendor":"qualcomm","product":"snapdragon_wear_2100_firmware"},{"vendor":"qualcomm","product":"snapdragon_wear_2100_platform_firmware"},{"vendor":"qualcomm","product":"snapdragon_wear_2500_firmware"},{"vendor":"qualcomm","product":"snapdragon_wear_2500_platform_firmware"},{"vendor":"qualcomm","product":"snapdragon_wear_3100_firmware"},{"vendor":"qualcomm","product":"snapdragon_wear_3100_platform_firmware"},{"vendor":"qualcomm","product":"snapdragon_wear_4100\\+_firmware"},{"vendor":"qualcomm","product":"snapdragon_x12_lte_firmware"},{"vendor":"qualcomm","product":"snapdragon_x12_lte_modem_firmware"},{"vendor":"qualcomm","product":"snapdragon_x20_lte_firmware"},{"vendor":"qualcomm","product":"snapdragon_x20_lte_modem_firmware"},{"vendor":"qualcomm","product":"snapdragon_x5_lte_firmware"},{"vendor":"qualcomm","product":"snapdragon_x5_lte_modem_firmware"},{"vendor":"qualcomm","product":"vision_intelligence_100_firmware"},{"vendor":"qualcomm","product":"vision_intelligence_200_firmware"},{"vendor":"qualcomm","product":"wcd9326_firmware"},{"vendor":"qualcomm","product":"wcd9330_firmware"},{"vendor":"qualcomm","product":"wcd9335_firmware"},{"vendor":"qualcomm","product":"wcn3610_firmware"},{"vendor":"qualcomm","product":"wcn3615_firmware"},{"vendor":"qualcomm","product":"wcn3620_firmware"},{"vendor":"qualcomm","product":"wcn3660_firmware"},{"vendor":"qualcomm","product":"wcn3660b_firmware"},{"vendor":"qualcomm","product":"wcn3680_firmware"},{"vendor":"qualcomm","product":"wcn3680b_firmware"},{"vendor":"qualcomm","product":"wcn3980_firmware"},{"vendor":"qualcomm","product":"wsa8810_firmware"},{"vendor":"qualcomm","product":"wsa8815_firmware"},{"vendor":"qualcomm, inc.","product":"snapdragon"}],"references":[{"url":"https://www.qualcomm.com/company/product-security/bulletins/september-2023-bulletin","tags":["x_transferred","Patch","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2023-33019"},{"url":"https://github.com/advisories/GHSA-9pxw-85r8-pc8f"},{"url":"https://source.android.com/security/bulletin/2023-09-01","tags":["advisory"]},{"url":"https://git.codelinaro.org/clo/la/platform/vendor/qcom-opensource/wlan/prima/-/commit/92c8726c452cc6c80116afd4cfc6c96f18f55272","tags":["fix"]}],"sources":{"cve":[{"id":"CVE-2023-33019","title":"Improper Authorization in WLAN Host","description":"Transient DOS in WLAN Host while doing channel switch announcement (CSA), when a mobile station receives invalid channel in CSA IE.","status":"published","published":"2023-09-05T06:24:31.53Z","modified":"2024-08-02T15:32:46.604Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"cna"}],"cwes":["CWE-285"],"updated_at":"2026-11-02T14:35:34.170609Z"}],"euvd":[{"id":"EUVD-2023-37208","description":"Transient DOS in WLAN Host while doing channel switch announcement (CSA), when a mobile station receives invalid channel in CSA IE.","status":"published","published":"2023-09-05T06:24:31Z","modified":"2024-08-02T15:32:46Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"updated_at":"2026-11-03T03:50:05.016714Z"}],"ghsa":[{"id":"GHSA-9pxw-85r8-pc8f","title":"Transient DOS in WLAN Host while doing channel switch announcement (CSA), when a mobile station...","description":"Transient DOS in WLAN Host while doing channel switch announcement (CSA), when a mobile station receives invalid channel in CSA IE.","status":"published","published":"2023-09-05T09:30:21Z","modified":"2024-04-12T18:32:00Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"cwes":["CWE-285"],"updated_at":"2026-11-02T14:57:12.357893Z"}],"nvd":[{"id":"CVE-2023-33019","description":"Transient DOS in WLAN Host while doing channel switch announcement (CSA), when a mobile station receives invalid channel in CSA IE.","status":"published","published":"2023-09-05T07:15:14.56Z","modified":"2026-06-17T06:00:20.45Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"secondary"},{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"primary"}],"cwes":["CWE-285"],"updated_at":"2026-11-02T14:08:27.181588Z"}],"osv":[{"id":"ASB-A-285903027","status":"published","published":"2023-09-01T00:00:00Z","modified":"2026-11-09T16:40:10.884737887Z","updated_at":"2026-11-09T17:05:18.698671Z"}]}}
