CVE:CVE-2019-1943
CNNVD:CNNVD-201907-779
Cisco Small Business 200 Series Managed Switches等都是美国思科（Cisco）公司的产品。Cisco Small Business 200 Series Managed Switches是一款200系列管理型交换机。Cisco Small Business 300 Series Managed Switches是一款300系列管理型交换机。Cisco Small Business 500 Series Managed Switches是一款500系列管理型交换机。
Cisco Small Business 200、300和500 Switches中存在输入验证错误漏洞。攻击者可利用该漏洞获取版本号及设备类型，或实施钓鱼攻击及域前置攻击。
solution:Upgrade cisco sg200-50_firmware to a higher version than -; Upgrade cisco sg200-50p_firmware to a higher version than -; Upgrade cisco sg200-50fp_firmware to a higher version than -; Upgrade cisco sg200-26_firmware to a higher version than -; Upgrade cisco sg200-26p_firmware to a higher version than -; Upgrade cisco sg200-26fp_firmware to a higher version than -; Upgrade cisco sg200-18_firmware to a higher version than -; Upgrade cisco sg200-10fp_firmware to a higher version than -; Upgrade cisco sg200-08_firmware to a higher version than -; Upgrade cisco sg200-08p_firmware to a higher version than -; Upgrade cisco sf200-24_firmware to a higher version than -; Upgrade cisco sf200-24p_firmware to a higher version than -; Upgrade cisco sf200-24fp_firmware to a higher version than -; Upgrade cisco sf200-48_firmware to a higher version than -; Upgrade cisco sf200-48p_firmware to a higher version than -; Upgrade cisco sf302-08pp_firmware to a higher version than 1.3.7.18,and avoid the version 1.3.7.18; Upgrade cisco sf302-08mpp_firmware to a higher version than 1.3.7.18,and avoid the version 1.3.7.18; Upgrade cisco sg300-10pp_firmware to a higher version than 1.3.7.18,and avoid the version 1.3.7.18; Upgrade cisco sg300-10mpp_firmware to a higher version than 1.3.7.18,and avoid the version 1.3.7.18; Upgrade cisco sf300-24pp_firmware to a higher version than 1.3.7.18,and avoid the version 1.3.7.18; Upgrade cisco sf300-48pp_firmware to a higher version than 1.3.7.18,and avoid the version 1.3.7.18; Upgrade cisco sg300-28pp_firmware to a higher version than 1.3.7.18,and avoid the version 1.3.7.18; Upgrade cisco sf300-08_firmware to a higher version than 1.3.7.18,and avoid the version 1.3.7.18; Upgrade cisco sf300-48p_firmware to a higher version than 1.3.7.18,and avoid the version 1.3.7.18; Upgrade cisco sg300-10mp_firmware to a higher version than 1.3.7.18,and avoid the version 1.3.7.18; Upgrade cisco sg300-10p_firmware to a higher version than 1.3.7.18,and avoid the version 1.3.7.18; Upgrade cisco sg300-10_firmware to a higher version than 1.3.7.18,and avoid the version 1.3.7.18; Upgrade cisco sg300-28p_firmware to a higher version than 1.3.7.18,and avoid the version 1.3.7.18; Upgrade cisco sf300-24p_firmware to a higher version than 1.3.7.18,and avoid the version 1.3.7.18; Upgrade cisco sf302-08mp_firmware to a higher version than 1.3.7.18,and avoid the version 1.3.7.18; Upgrade cisco sg300-28_firmware to a higher version than 1.3.7.18,and avoid the version 1.3.7.18; Upgrade cisco sf300-48_firmware to a higher version than 1.3.7.18,and avoid the version 1.3.7.18; Upgrade cisco sg300-20_firmware to a higher version than 1.3.7.18,and avoid the version 1.3.7.18; Upgrade cisco sf302-08p_firmware to a higher version than 1.3.7.18,and avoid the version 1.3.7.18; Upgrade cisco sg300-52_firmware to a higher version than 1.3.7.18,and avoid the version 1.3.7.18; Upgrade cisco sf300-24_firmware to a higher version than 1.3.7.18,and avoid the version 1.3.7.18; Upgrade cisco sf302-08_firmware to a higher version than 1.3.7.18,and avoid the version 1.3.7.18; Upgrade cisco sf300-24mp_firmware to a higher version than 1.3.7.18,and avoid the version 1.3.7.18; Upgrade cisco sg300-10sfp_firmware to a higher version than 1.3.7.18,and avoid the version 1.3.7.18; Upgrade cisco sg300-28mp_firmware to a higher version than 1.3.7.18,and avoid the version 1.3.7.18; Upgrade cisco sg300-52p_firmware to a higher version than 1.3.7.18,and avoid the version 1.3.7.18; Upgrade cisco sg300-52mp_firmware to a higher version than 1.3.7.18,and avoid the version 1.3.7.18; Upgrade cisco sg500-28mpp_firmware to a higher version than -; Upgrade cisco sg500-52mp_firmware to a higher version than -; Upgrade cisco sg500xg-8f8t_firmware to a higher version than -; Upgrade cisco sf500-24_firmware to a higher version than -; Upgrade cisco sf500-24p_firmware to a higher version than -; Upgrade cisco sf500-48_firmware to a higher version than -; Upgrade cisco sf500-48p_firmware to a higher version than -; Upgrade cisco sg500-28_firmware to a higher version than -; Upgrade cisco sg500-28p_firmware to a higher version than -; Upgrade cisco sg500-52_firmware to a higher version than -; Upgrade cisco sg500-52p_firmware to a higher version than -; Upgrade cisco sg500x-24_firmware to a higher version than -; Upgrade cisco sg500x-24p_firmware to a higher version than -; Upgrade cisco sg500x-48_firmware to a higher version than -; Upgrade cisco sg500x-48p_firmware to a higher version than -