CVE:CVE-2019-1814
CNNVD:CNNVD-201905-691
Cisco Small Business 300 Series是美国思科（Cisco）公司的一款企业级管理型交换机。
Cisco Small Business 300 Series中DHCP和TFTP功能之间的交互存在资源管理错误漏洞。该漏洞源于网络系统或产品对系统资源（如内存、磁盘空间、文件等）的管理不当。
solution:Upgrade cisco sf302-08pp_firmware to a higher version than 1.4.10.6,and avoid the version (,1.4.10.6); Upgrade cisco sf302-08mpp_firmware to a higher version than 1.4.10.6,and avoid the version (,1.4.10.6); Upgrade cisco sg300-10pp_firmware to a higher version than 1.4.10.6,and avoid the version (,1.4.10.6); Upgrade cisco sg300-10mpp_firmware to a higher version than 1.4.10.6,and avoid the version (,1.4.10.6); Upgrade cisco sf300-24pp_firmware to a higher version than 1.4.10.6,and avoid the version (,1.4.10.6); Upgrade cisco sf300-48pp_firmware to a higher version than 1.4.10.6,and avoid the version (,1.4.10.6); Upgrade cisco sg300-28pp_firmware to a higher version than 1.4.10.6,and avoid the version (,1.4.10.6); Upgrade cisco sf300-08_firmware to a higher version than 1.4.10.6,and avoid the version (,1.4.10.6); Upgrade cisco sf300-48p_firmware to a higher version than 1.4.10.6,and avoid the version (,1.4.10.6); Upgrade cisco sg300-10mp_firmware to a higher version than 1.4.10.6,and avoid the version (,1.4.10.6); Upgrade cisco sg300-10p_firmware to a higher version than 1.4.10.6,and avoid the version (,1.4.10.6); Upgrade cisco sg300-10_firmware to a higher version than 1.4.10.6,and avoid the version (,1.4.10.6); Upgrade cisco sg300-28p_firmware to a higher version than 1.4.10.6,and avoid the version (,1.4.10.6); Upgrade cisco sf300-24p_firmware to a higher version than 1.4.10.6,and avoid the version (,1.4.10.6); Upgrade cisco sf302-08mp_firmware to a higher version than 1.4.10.6,and avoid the version (,1.4.10.6); Upgrade cisco sg300-28_firmware to a higher version than 1.4.10.6,and avoid the version (,1.4.10.6); Upgrade cisco sf300-48_firmware to a higher version than 1.4.10.6,and avoid the version (,1.4.10.6); Upgrade cisco sg300-20_firmware to a higher version than 1.4.10.6,and avoid the version (,1.4.10.6); Upgrade cisco sf302-08p_firmware to a higher version than 1.4.10.6,and avoid the version (,1.4.10.6); Upgrade cisco sg300-52_firmware to a higher version than 1.4.10.6,and avoid the version (,1.4.10.6); Upgrade cisco sf300-24_firmware to a higher version than 1.4.10.6,and avoid the version (,1.4.10.6); Upgrade cisco sf302-08_firmware to a higher version than 1.4.10.6,and avoid the version (,1.4.10.6); Upgrade cisco sf300-24mp_firmware to a higher version than 1.4.10.6,and avoid the version (,1.4.10.6); Upgrade cisco sg300-10sfp_firmware to a higher version than 1.4.10.6,and avoid the version (,1.4.10.6); Upgrade cisco sg300-28mp_firmware to a higher version than 1.4.10.6,and avoid the version (,1.4.10.6); Upgrade cisco sg300-52p_firmware to a higher version than 1.4.10.6,and avoid the version (,1.4.10.6); Upgrade cisco sg300-52mp_firmware to a higher version than 1.4.10.6,and avoid the version (,1.4.10.6)