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

CVE-2023-6175

Severity High
Score 7.8/10

Summary

The file "NetScreen" parser crashes in wireshark versions 3.6.0rc0 through 3.6.19rc0, and 4.0.0rc0 through 4.0.11rc0, allowing Denial of Service via crafted capture file.

  • LOW
  • LOCAL
  • HIGH
  • UNCHANGED
  • REQUIRED
  • 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.

Advisory Timeline

  • Published