CVE:CVE-2021-38365
CNNVD:CNNVD-202108-977
ToneWinner desktop speakers（Winner desktop speakers）是中国天逸音箱（ToneWinner）公司的一款桌面音箱。
ToneWinner desktop speakers存在安全漏洞，该漏洞允许远程攻击者可利用该漏洞通过望远镜和光电传感器从电源指示灯LED恢复语音信号，也就是“萤火虫”攻击。
solution:Upgrade tonewinner winner_desktop_speakers_firmware to a higher version than 2021-08-09,and avoid the version (,2021-08-09]