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Out-of-bounds Read

CVE-2019-20021

Medium
4.3/10

Summary

A heap-based buffer over-read was discovered in canUnpack in p_mach.cpp in UPX 3.95 via a crafted Mach-O file.

  • MEDIUM
  • NETWORK
  • NONE
  • NONE
  • NONE
  • PARTIAL

CWE-125 - Out-of-Bounds Read

Out-of-bounds read is a vulnerability that allows access to memory beyond the authorized accessible location. Such a vulnerability compromises the confidentiality of the trusted environment in the application and enables an attacker to launch further attacks by leveraging the exposed information.

References

Advisory Timeline

  • Published