// For flags

CVE-2017-18048

Monstra CMS Authenticated Arbitrary File Upload

Severity Score

8.8
*CVSS v3

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

4
*Multiple Sources

Exploited in Wild

-
*KEV

Decision

-
*SSVC
Descriptions

Monstra CMS 3.0.4 allows users to upload arbitrary files, which leads to remote command execution on the server, for example because .php (lowercase) is blocked but .PHP (uppercase) is not.

Monstra CMS 3.0.4 permite que los usuarios suban archivos arbitrarios, lo que conduce a la ejecución remota de comandos en el servidor, por ejemplo, debido a que .php (minúscula) está bloqueado pero .PHP (mayúscula) no lo está.

*Credits: N/A
CVSS Scores
Attack Vector
Network
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High
Attack Vector
Network
Attack Complexity
Low
Authentication
Single
Confidentiality
Partial
Integrity
Partial
Availability
Partial
* Common Vulnerability Scoring System
SSVC
  • Decision:-
Exploitation
-
Automatable
-
Tech. Impact
-
* Organization's Worst-case Scenario
Timeline
  • 2018-01-22 CVE Reserved
  • 2018-01-23 CVE Published
  • 2018-07-11 First Exploit
  • 2024-08-05 CVE Updated
  • 2024-12-17 EPSS Updated
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
CWE
  • CWE-434: Unrestricted Upload of File with Dangerous Type
CAPEC
Affected Vendors, Products, and Versions
Vendor Product Version Other Status
Vendor Product Version Other Status <-- --> Vendor Product Version Other Status
Monstra
Search vendor "Monstra"
 Monstra
Search vendor "Monstra" for product "Monstra"
 3.0.4
Search vendor "Monstra" for product "Monstra" and version "3.0.4"
-
Affected