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Missing Authorization

CVE-2020-13464

Medium
4.2/10

Summary

The flash memory readout protection in China Key Systems & Integrated Circuit CKS32F103 devices allows physical attackers to extract firmware via the debug interface by utilizing the CPU or DMA module.

  • HIGH
  • PHYSICAL
  • HIGH
  • UNCHANGED
  • NONE
  • NONE
  • NONE
  • NONE

CWE-862 - Missing Authorization

The missing authorization vulnerability occurs when a software program allows users to access privileged parts of the program without verifying the user credentials. Impact of such a vulnerability depends on the resources employed by the software, ranging from account takeover to sensitive information exposure, denial of service, and complete system takeover.

References

Advisory Timeline

  • Published