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

CVE-2021-35297

High
7.8/10

Summary

Scalabium dBase Viewer version 2.6 (Build 5.751) is vulnerable to remote code execution via a crafted DBF file that triggers a buffer overflow. An attacker can use the Structured Exception Handler (SEH) records and redirect execution to attacker-controlled code.

  • 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.

References

Advisory Timeline

  • Published