CVE-2020-4463: IBM Maximo Asset Management Information Disclosure - XML External Entity Injection

id: CVE-2020-4463

info:
  name: IBM Maximo Asset Management Information Disclosure - XML External Entity Injection
  author: dwisiswant0
  severity: high
  description: |
    IBM Maximo Asset Management is vulnerable to an
    XML external entity injection (XXE) attack when processing XML data.
    A remote attacker could exploit this vulnerability to expose
    sensitive information or consume memory resources.
  impact: |
    The vulnerability can lead to unauthorized access to sensitive information or a denial of service.
  remediation: |
    Apply the latest security patches or updates provided by IBM to mitigate the vulnerability.
  reference:
    - https://www.ibm.com/support/pages/security-bulletin-ibm-maximo-asset-management-vulnerable-information-disclosure-cve-2020-4463
    - https://github.com/Ibonok/CVE-2020-4463
    - https://exchange.xforce.ibmcloud.com/vulnerabilities/181484
    - https://www.ibm.com/support/pages/node/6253953
    - https://nvd.nist.gov/vuln/detail/CVE-2020-4463
  classification:
    cvss-metrics: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:L
    cvss-score: 8.2
    cve-id: CVE-2020-4463
    cwe-id: CWE-611
    epss-score: 0.3159
    epss-percentile: 0.98197
    cpe: cpe:2.3:a:ibm:maximo_asset_management:7.6.0.1:*:*:*:*:*:*:*
  metadata:
    max-request: 2
    vendor: ibm
    product: maximo_asset_management
    shodan-query: http.favicon.hash:-399298961
    fofa-query: icon_hash=-399298961
  tags: cve,cve2020,ibm,xxe,disclosure,vkev,vuln

http:
  - method: POST
    path:
      - "{{BaseURL}}/os/mxperson"
      - "{{BaseURL}}/meaweb/os/mxperson"

    body: |
      <?xml version='1.0' encoding='UTF-8'?>
      <max:QueryMXPERSON xmlns:max='http://www.ibm.com/maximo'>
        <max:MXPERSONQuery></max:MXPERSONQuery>
      </max:QueryMXPERSON>

    headers:
      Content-Type: "application/xml"

    matchers-condition: and
    matchers:
      - type: word
        part: body
        words:
          - "QueryMXPERSONResponse"
          - "MXPERSONSet"

      - type: word
        part: header
        words:
          - "application/xml"
# digest: 4b0a00483046022100b35972bb616d0b4f423e32eec1f0d23b1a131298dcee3301692fa96c8c71387a022100c8965481d9ac16ee66e4d666d2c3a4479e9419546c0a01a0e62e80a5c229c026:922c64590222798bb761d5b6d8e72950

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