CVE:CVE-2021-34730
CNNVD:CNNVD-202108-1644
Cisco Small Business是美国思科（Cisco）公司的一个交换机。
Cisco Small Business RV110W、RV130、RV130W 和 RV215W 路由器存在缓冲区错误漏洞，该漏洞源于对传入 UPnP 流量的验证不当造成的。该漏洞可能允许未经身份验证的远程攻击者执行任意代码或导致受影响的设备意外重启，从而导致拒绝服务 (DoS) 。
solution:Upgrade cisco application_extension_platform to a higher version than 1.0.3.55,and avoid the version 1.0.3.55; Upgrade cisco rv110w_wireless-n_vpn_firewall_firmware to a higher version than -; Upgrade cisco rv130_vpn_router_firmware to a higher version than -; Upgrade cisco rv130w_wireless-n_multifunction_vpn_router_firmware to a higher version than -; Upgrade cisco rv215w_wireless-n_vpn_router_firmware to a higher version than -