// For flags

CVE-2023-42033

Visualware MyConnection Server doPostUploadfiles Directory Traversal Remote Code Execution Vulnerability

Severity Score

7.2
*CVSS v3

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

0
*Multiple Sources

Exploited in Wild

-
*KEV

Decision

Track*
*SSVC
Descriptions

Visualware MyConnection Server doPostUploadfiles Directory Traversal Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of Visualware MyConnection Server. Although authentication is required to exploit this vulnerability, the existing authentication mechanism can be bypassed.

The specific flaw exists within the doPostUploadfiles method. The issue results from the lack of proper validation of a user-supplied path prior to using it in file operations. An attacker can leverage this vulnerability to execute code in the context of root. Was ZDI-CAN-21612.

Vulnerabilidad de ejecución remota de código Directory Traversal de Visualware MyConnection Server doPostUploadfiles. Esta vulnerabilidad permite a atacantes remotos ejecutar código arbitrario en instalaciones afectadas de Visualware MyConnection Server. Aunque se requiere autenticación para aprovechar esta vulnerabilidad, se puede omitir el mecanismo de autenticación existente. La falla específica existe dentro del método doPostUploadfiles. El problema se debe a la falta de validación adecuada de una ruta proporcionada por el usuario antes de usarla en operaciones de archivos. Un atacante puede aprovechar esta vulnerabilidad para ejecutar código en el contexto de la raíz. Era ZDI-CAN-21612.

This vulnerability allows remote attackers to execute arbitrary code on affected installations of Visualware MyConnection Server. Although authentication is required to exploit this vulnerability, the existing authentication mechanism can be bypassed.
The specific flaw exists within the doPostUploadfiles method. The issue results from the lack of proper validation of a user-supplied path prior to using it in file operations. An attacker can leverage this vulnerability to execute code in the context of root.

*Credits: 06fe5fd2bc53027c4a3b7e395af0b850e7b8a044
CVSS Scores
Attack Vector
Network
Attack Complexity
Low
Privileges Required
High
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High
* Common Vulnerability Scoring System
SSVC
  • Decision:Track*
Exploitation
None
Automatable
No
Tech. Impact
Total
* Organization's Worst-case Scenario
Timeline
  • 2023-09-06 CVE Reserved
  • 2023-09-08 CVE Published
  • 2024-05-03 EPSS Updated
  • 2024-08-02 CVE Updated
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
  • ---------- First Exploit
CWE
  • CWE-22: Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')
CAPEC
Affected Vendors, Products, and Versions
Vendor Product Version Other Status
Vendor Product Version Other Status <-- --> Vendor Product Version Other Status
Visualware
Search vendor "Visualware"
MyConnection Server
Search vendor "Visualware" for product "MyConnection Server"
11.3
Search vendor "Visualware" for product "MyConnection Server" and version "11.3"
en
Affected