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Unrestricted Upload of File with Dangerous Type

CVE-2020-25483

High
9.8/10

Summary

An arbitrary command execution vulnerability exists in the fopen() function of file writes of UCMS v1.4.8, where an attacker can gain access to the server.

  • LOW
  • NETWORK
  • HIGH
  • UNCHANGED
  • NONE
  • NONE
  • 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