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Out-of-bounds Read

CVE-2020-36426

High
7.5/10

Summary

An issue was discovered in Arm Mbed TLS through 2.7.16, 2.8.0-rc1 through 2.16.7, and 2.17.0 through 2.23.0. "mbedtls_x509_crl_parse_der" has a buffer over-read (of one byte).

  • LOW
  • NETWORK
  • NONE
  • UNCHANGED
  • NONE
  • NONE
  • NONE
  • 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