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

CVE-2023-51367

Severity Medium
Score 5.4/10

Summary

A buffer copy without checking size of input vulnerability has been reported to affect several QNAP operating system versions. If exploited, the vulnerability could allow users to execute code via a network. We have already fixed the vulnerability in the following versions: QTS 5.1.6.2722 build 20240402 and later QuTS hero h5.1.6.2734 build 20240414 and later

  • HIGH
  • NETWORK
  • LOW
  • CHANGED
  • NONE
  • NONE
  • NONE
  • LOW

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