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

CVE-2020-19596

High
7.5/10

Summary

Buffer overflow vulnerability in Core FTP Server v1.2 Build 583, via a crafted username.

  • LOW
  • NETWORK
  • NONE
  • PARTIAL
  • PARTIAL
  • PARTIAL

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