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

CVE-2023-23364

Severity High
Score 8.1/10

Summary

A buffer copy without checking size of input vulnerability has been reported to affect QNAP operating systems. If exploited, the vulnerability possibly allows remote users to execute code via unspecified vectors. We have already fixed the vulnerability in the following versions: Multimedia Console 2.1.1 ( 2023/03/29 ) and later Multimedia Console 1.4.7 ( 2023/03/20 ) and later

  • HIGH
  • 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