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

CVE-2021-46746

Medium
5.2/10

Summary

Lack of stack protection exploit mechanisms in ASP Secure OS Trusted Execution Environment (TEE) may allow a privileged attacker with access to AMD signing keys to c006Frrupt the return address, causing a stack-based buffer overrun, potentially leading to a denial of service.

  • HIGH
  • LOCAL
  • LOW
  • UNCHANGED
  • NONE
  • HIGH
  • LOW
  • 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