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Out-of-bounds Read

CVE-2020-23921

High
7.1/10

Summary

An issue was discovered in fast_ber up to v0.4. yy::yylex() in asn_compiler.hpp has a heap-based buffer over-read.

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

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