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

CVE-2015-7874

High
9.8/10

Summary

Buffer overflow in the chat server in KiTTY Portable 0.65.0.2p and earlier allows remote attackers to execute arbitrary code via a long nickname.

  • LOW
  • NETWORK
  • HIGH
  • UNCHANGED
  • NONE
  • 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