Skip to main content

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

CVE-2020-9257

High
8.8/10

Summary

HUAWEI P30 Pro smartphones with versions earlier than 10.1.0.123(C432E19R2P5patch02), versions earlier than 10.1.0.126(C10E11R5P1), and versions earlier than 10.1.0.160(C00E160R2P8) have a buffer overflow vulnerability. The software access data past the end, or before the beginning, of the intended buffer when handling certain operations of certificate, the attacker should trick the user into installing a malicious application, successful exploit may cause code execution.

  • LOW
  • NETWORK
  • 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