CVE-2024-42648 Memory corruption in n/a

Medium 6.5 Published Updated

Attackers can cause a Denial of Service in NanoMQ by sending a crafted CONNECT message that triggers a heap overflow.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Over the internet
Victim action needed
A user has to click or open something
Fix
None listed

What is CVE-2024-42648?

CVE-2024-42648 is a medium-severity memory corruption vulnerability in n/a, published on 14 Jul 2025. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.

Official description

NanoMQ v0.22.10 was discovered to contain a heap overflow which allows attackers to cause a Denial of Service (DoS) via a crafted CONNECT message.

Weakness: CWE-787, CWE-122

Which versions are affected by CVE-2024-42648?

It affects 1 product.

Products include Emqx Nanomq.

How do I fix CVE-2024-42648?

No fix has been published for CVE-2024-42648 yet. Limit exposure of the affected software until one is available.

Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.

Is CVE-2024-42648 being exploited?

There is no known exploitation of CVE-2024-42648 in the wild and no public exploit code.

Sources

Also known as GHSA-rc57-p94g-3jpv.

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