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Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')

CVE-2021-36999

High
7.8/10

Summary

There is a Buffer overflow vulnerability in Huawei Smartphone.Successful exploitation of this vulnerability by sending malicious images and inducing users to open the images may cause remote code execution.

  • LOW
  • LOCAL
  • HIGH
  • UNCHANGED
  • REQUIRED
  • NONE
  • HIGH
  • HIGH

CWE-120 - Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')

The program copies an input buffer to an output buffer without verifying that the size of the input buffer is less than the size of the output buffer, leading to a buffer overflow.

References

Advisory Timeline

  • Published