TOTOLINK A6000R V1.0.1-B20201211.2000 was discovered to contain a command injection vulnerability via the ifname parameter in the apcli_wps_gen_pincode function.
https://github.com/yanggao017/vuln/blob/main/TOTOLINK/A6000R/CI_5_apcli_wps_gen_pincode/README.md
https://gist.github.com/yanggao017/dc88fb2e29291503addf1e7aa3775578