Skip to main content

Unrestricted Upload of File with Dangerous Type

CVE-2021-24240

High
9.8/10

Summary

The Business Hours Pro WordPress plugin through 5.5.0 allows a remote attacker to upload arbitrary files using its manual update functionality, leading to an unauthenticated remote code execution vulnerability.

  • 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