CVE:CVE-2022-20897
CNNVD:CNNVD-202207-2258
Cisco Small Business是美国思科（Cisco）公司的一个交换机。
Cisco Small Business RV110W、RV130、RV130W、RV215W Routers存在缓冲区错误漏洞，该漏洞源于传入 HTTP 数据包中的用户字段验证不足。攻击者利用该漏洞通过特制请求执行任意代码或导致设备意外重启，从而导致拒绝服务 (DoS)。
solution:Upgrade cisco rv215w_firmware to a higher version than 1.3.1.7,and avoid the version 1.3.1.7; Upgrade cisco rv130w_firmware to a higher version than 1.3.1.7,and avoid the version 1.3.1.7; Upgrade cisco rv130_firmware to a higher version than 1.3.1.7,and avoid the version 1.3.1.7; Upgrade cisco rv110w_firmware to a higher version than 1.3.1.7,and avoid the version 1.3.1.7