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

CVE-2022-26259

Medium
4.6/10

Summary

A buffer over flow in Xiongmai DVR devices NBD80X16S-KL, NBD80X09S-KL, NBD80X08S-KL, NBD80X09RA-KL, AHB80X04R-MH, AHB80X04R-MH-V2, AHB80X04-R-MH-V3, AHB80N16T-GS, AHB80N32F4-LME, and NBD90S0VT-QW allows attackers to cause a Denial of Service (DoS) via a crafted RSTP request.

  • LOW
  • LOCAL
  • 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