Vulnerability Details CVE-2018-6383
Monstra CMS through 3.0.4 has an incomplete "forbidden types" list that excludes .php (and similar) file extensions but not the .pht or .phar extension, which allows remote authenticated Admins or Editors to execute arbitrary PHP code by uploading a file, a different vulnerability than CVE-2017-18048.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.105
EPSS Ranking 92.9%
CVSS Severity
CVSS v3 Score 8.8
CVSS v2 Score 6.5
References
- http://packetstormsecurity.com/files/162968/Monstra-CMS-3.0.4-Remote-Code-Execution.html
- https://github.com/Hacker5preme/Exploits/tree/main/CVE-2018-6383-Exploit
- https://github.com/monstra-cms/monstra/issues/429
- http://packetstormsecurity.com/files/162968/Monstra-CMS-3.0.4-Remote-Code-Execution.html
- https://github.com/Hacker5preme/Exploits/tree/main/CVE-2018-6383-Exploit
- https://github.com/monstra-cms/monstra/issues/429
Products affected by CVE-2018-6383
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cpe:2.3:a:monstra:monstra:2.2.0
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cpe:2.3:a:monstra:monstra:2.2.1
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cpe:2.3:a:monstra:monstra:2.3.0
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cpe:2.3:a:monstra:monstra:2.3.1
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cpe:2.3:a:monstra:monstra:3.0.0
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cpe:2.3:a:monstra:monstra:3.0.2
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cpe:2.3:a:monstra:monstra:3.0.3
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cpe:2.3:a:monstra:monstra:3.0.4