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NULL Pointer Dereference

CVE-2023-0845

Medium
6.5/10

Summary

Consul and Consul Enterprise allow an authenticated user with "service:write" permissions to trigger a workflow that causes Consul server and client agents to crash under certain circumstances. This vulnerability affects github.com/hashicorp/consul versions 1.14.0 through 1.14.4.

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

CWE-476 - NULL Pointer Dereference

A NULL pointer dereference occurs when the application dereferences a pointer that it expects to be valid, but is NULL, typically causing a crash or exit.

References

Advisory Timeline

  • Published