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Unrestricted Upload of File with Dangerous Type

CVE-2018-7217

High
8.8/10

Summary

In Bravo Tejari Procurement Portal, uploaded files are not properly validated by the application either on the client or the server side. An attacker can take advantage of this vulnerability and upload malicious executable files to compromise the application, as demonstrated by an esop/evm/OPPreliminaryForms.do?formId=857 request.

  • LOW
  • NETWORK
  • HIGH
  • UNCHANGED
  • 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.

References

Advisory Timeline

  • Published