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Not Failing Securely ('Failing Open')

CVE-2024-8185

Severity High
Score 8.7/10

Summary

Vault Community and Vault Enterprise ("Vault") clusters using Vault's Integrated Storage backend are vulnerable to a Denial of Service (DoS) attack through memory exhaustion through a Raft cluster join API endpoint. An attacker may send a large volume of requests to the endpoint which may cause Vault to consume excessive system memory resources, potentially leading to a crash of the underlying system and the Vault process itself. This issue affects github.com/hashicorp/vault versions 1.2.0-beta1 through 1.18.0.

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

CWE-636 - Not Failing Securely ('Failing Open')

When the product encounters an error condition or failure, its design requires it to fall back to a state that is less secure than other options that are available, such as selecting the weakest encryption algorithm or using the most permissive access control restrictions.

Advisory Timeline

  • Published