CVE-2021-37364 Information

Description

OpenClinic GA 5.194.18 is affected by Insecure Permissions. By default the Authenticated Users group has the modify permission to openclinic folders/files. A low privilege account is able to rename mysqld.exe or tomcat8.exe files located in bin folders and replace with a malicious file that would connect back to an attacking computer giving system level privileges (nt authority\system) due to the service running as Local System. While a low privilege user is unable to restart the service through the application a restart of the computer triggers the execution of the malicious file. The application also have unquoted service path issues.

CVSS Vector

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Reference

https://sourceforge.net/projects/open-clinic/ https://www.exploit-db.com/exploits/50448 https://sourceforge.net/projects/open-clinic/files/latest/download

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

REQUIRED

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

HIGH

Base Score

HIGH

Base Severity

7.8