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Incorrect Permission Assignment for Critical Resource

CVE-2021-37364

Severity High
Score 7.8/10

Summary

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.

  • LOW
  • LOCAL
  • HIGH
  • UNCHANGED
  • REQUIRED
  • NONE
  • HIGH
  • HIGH

CWE-732 - Incorrect Permission Assignment for Critical Resource

The product specifies permissions for a security-critical resource in a way that allows that resource to be read or modified by unintended actors.

References

Advisory Timeline

  • Published