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.

CVSS v3.0 8.8 HIGH
CVSS v2.0 6.5 MEDIUM

8.8^/10

CVSS v3.0 : HIGH

Vector :

Exploitability : 2.8 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

6.5^/10

CVSS v2.0 : MEDIUM

Vector : AV:N/AC:L/Au:S/C:P/I:P/A:P

Exploitability : 8.0 / Impact : 6.4

Access Vector NETWORK

Access Complexity LOW

Authentication SINGLE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

References

Link	Resource
https://github.com/monstra-cms/monstra/issues/429	Exploit Issue Tracking Third Party Advisory
http://packetstormsecurity.com/files/162968/Monstra-CMS-3.0.4-Remote-Code-Execution.html	Exploit Third Party Advisory VDB Entry
https://github.com/Hacker5preme/Exploits/tree/main/CVE-2018-6383-Exploit	Exploit Third Party Advisory

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Configurations

Configuration 1 (hide)

cpe:2.3:a:monstra:monstra:*:*:*:*:*:*:*:*

Information

Published : 2018-01-29 10:29

Updated : 2022-02-09 23:23

NVD link : CVE-2018-6383

Mitre link : CVE-2018-6383

JSON object : View

CWE

CWE-184

Incomplete List of Disallowed Inputs

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Products Affected

monstra

monstra

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