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

CVE-2021-45523

Medium
5.7/10

Summary

NETGEAR R7000 devices before 1.0.9.42 are affected by a buffer overflow by an authenticated user.

  • LOW
  • ADJACENT_NETWORK
  • NONE
  • UNCHANGED
  • NONE
  • LOW
  • NONE
  • 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