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Out-of-bounds Read

CVE-2022-46393

High
9.8/10

Summary

An issue was discovered in Mbed TLS prior to 2.28.2 and 3.0.x prior to 3.3.0. There is a potential heap-based buffer overflow and heap-based buffer over-read in DTLS if "MBEDTLS_SSL_DTLS_CONNECTION_ID" is enabled and "MBEDTLS_SSL_CID_IN_LEN_MAX" > 2 * "MBEDTLS_SSL_CID_OUT_LEN_MAX".

  • LOW
  • NETWORK
  • HIGH
  • UNCHANGED
  • NONE
  • 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