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Unrestricted Upload of File with Dangerous Type


Severity High
Score 8.8/10


An issue was discovered in Mods for HESK 3.1.0 through 2019.1.0. A privileged user can achieve code execution on the server via a ticket because of improper access control of uploaded resources. This might be exploitable in conjunction with CVE-2020-13992 by an unauthenticated attacker.

  • LOW
  • HIGH
  • NONE
  • LOW
  • HIGH
  • HIGH

CWE-434 - Unrestricted Upload of File with dangerous type

'Unrestricted file upload with dangerous type' attacks involve an attacker uploading or transferring files of dangerous types to the server. The severity of such an attack depends upon the execution mechanism and the storage location of the uploaded file. Thus, it may range from simple defacement to arbitrary file execution, and complete system takeover.


Advisory Timeline

  • Published