Heap Use-After-Free Vulnerability in NanoMQ by EMQX
CVE-2023-34494

7.5HIGH

Key Information:

Vendor

EMQx

Status
NanoMQ
Vendor
CVE Published:
12 June 2023

What is CVE-2023-34494?

The NanoMQ product version 0.16.5 exhibits a heap-use-after-free vulnerability in the nano_ctx_send function found within nmq_mqtt.c. This flaw may allow an attacker to exploit the memory management error, potentially leading to unintended behavior, including arbitrary code execution or application crashes. Users are advised to review the implementation of the affected function to mitigate risks associated with memory handling.

References

https://github.com/emqx/nanomq/issues/1180

CVSS V3.1

Score:
7.5
Severity:
HIGH
Confidentiality:
None
Integrity:
None
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.