CVE:CVE-2020-25758
CNNVD:CNNVD-202012-1106
D-link DSR-250是中国友讯（D-link）公司的一款统一服务路由器。
D-Link DSR-250 3.17 存在安全漏洞，该漏洞源于配置文件校验和验证不足可能会导致远程身份验证攻击者可利用该漏洞在上传之前将任意crontab条目注入已保存的配置。这些条目作为根执行。
solution:Upgrade dlink dsr-150_firmware to a higher version than 3.17,and avoid the version (,3.17]; Upgrade dlink dsr-150n_firmware to a higher version than 3.17,and avoid the version (,3.17]; Upgrade dlink dsr-250_firmware to a higher version than 3.17,and avoid the version (,3.17]; Upgrade dlink dsr-250n_firmware to a higher version than 3.17,and avoid the version (,3.17]; Upgrade dlink dsr-500_firmware to a higher version than 3.17,and avoid the version (,3.17]; Upgrade dlink dsr-500n_firmware to a higher version than *; Upgrade dlink dsr-500ac_firmware to a higher version than 3.17,and avoid the version (,3.17]; Upgrade dlink dsr-1000_firmware to a higher version than 3.17,and avoid the version (,3.17]; Upgrade dlink dsr-1000n_firmware to a higher version than 3.17,and avoid the version (,3.17]; Upgrade dlink dsr-1000ac_firmware to a higher version than 3.17,and avoid the version (,3.17]