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Unrestricted Upload of File with Dangerous Type

CVE-2020-20588

High
8.8/10

Summary

File upload vulnerability in function upload in action/Core.class.php in zhimengzhe iBarn 1.5 allows remote attackers to run arbitrary code via avatar upload to index.php.

  • 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