CVE-2021-32682: elFinder 2.1.58 - Remote Code Execution

日期: 2025-08-01 | 影响软件: elFinder | POC: 已公开

漏洞描述

elFinder 2.1.58 is impacted by multiple remote code execution vulnerabilities that could allow an attacker to execute arbitrary code and commands on the server hosting the elFinder PHP connector, even with minimal configuration.

PoC代码[已公开]

id: CVE-2021-32682

info:
  name: elFinder 2.1.58 - Remote Code Execution
  author: smaranchand
  severity: critical
  description: elFinder 2.1.58 is impacted by multiple remote code execution vulnerabilities that could allow an attacker to execute arbitrary code and commands on the server hosting the elFinder PHP connector, even with minimal configuration.
  impact: |
    Successful exploitation of this vulnerability could allow an attacker to execute arbitrary code on the affected system.
  remediation: Update to elFinder 2.1.59 or later. As a workaround, ensure the connector is not exposed without authentication.
  reference:
    - https://smaranchand.com.np/2022/01/organization-vendor-application-security/
    - https://blog.sonarsource.com/elfinder-case-study-of-web-file-manager-vulnerabilities
    - https://github.com/Studio-42/elFinder/security/advisories/GHSA-wph3-44rj-92pr
    - https://nvd.nist.gov/vuln/detail/CVE-2021-32682
    - https://github.com/Studio-42/elFinder/commit/a106c350b7dfe666a81d6b576816db9fe0899b17
  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-2021-32682
    cwe-id: CWE-22
    epss-score: 0.93532
    epss-percentile: 0.99826
    cpe: cpe:2.3:a:std42:elfinder:*:*:*:*:*:*:*:*
  metadata:
    max-request: 9
    vendor: std42
    product: elfinder
    github: https://github.com/Studio-42/elFinder
  tags: cve2021,cve,elfinder,misconfig,rce,oss,std42

http:
  - method: GET
    path:
      - "{{BaseURL}}/admin/elfinder/elfinder-cke.html"
      - "{{BaseURL}}/assets/backend/elfinder/elfinder-cke.html"
      - "{{BaseURL}}/assets/elFinder-2.1.9/elfinder.html"
      - "{{BaseURL}}/assets/elFinder/elfinder.html"
      - "{{BaseURL}}/backend/elfinder/elfinder-cke.html"
      - "{{BaseURL}}/elfinder/elfinder-cke.html"
      - "{{BaseURL}}/uploads/assets/backend/elfinder/elfinder-cke.html"
      - "{{BaseURL}}/uploads/assets/backend/elfinder/elfinder.html"
      - "{{BaseURL}}/uploads/elfinder/elfinder-cke.html"

    stop-at-first-match: true

    matchers-condition: and
    matchers:
      - type: word
        words:
          - "elfinder"
          - "php/connector"
        condition: and

      - type: status
        status:
          - 200
# digest: 490a00463044022061210e639770e7f00d85c4e83e71f75963f22c52957c2a8dbea01a0a3499789102207fc1cbd69f7715075ad95a42c7f480757a2f793aafdd6e60209d2e0f7d07b015:922c64590222798bb761d5b6d8e72950
来源: https://github.com/projectdiscovery/nuclei-templates/blob/main/http/cves/2021/CVE-2021-32682.yaml

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