CVE-2021-41040 Memory corruption in n/a

High 7.5 Published Updated

Attackers can trigger memory corruption in Eclipse Wakaama via malicious CoAP packets, potentially causing crashes or code execution.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Over the internet
Victim action needed
Not needed
Fix
None listed

What is CVE-2021-41040?

CVE-2021-41040 is a high-severity memory corruption vulnerability in n/a, published on 1 Feb 2022. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

In Eclipse Wakaama, ever since its inception until 2021-01-14, the CoAP parsing code does not properly sanitize network-received data.

Weakness: CWE-125

Which versions are affected by CVE-2021-41040?

It affects 1 product.

Products include Eclipse Wakaama.

How do I fix CVE-2021-41040?

No fix has been published for CVE-2021-41040 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-2021-41040 being exploited?

There is no known exploitation of CVE-2021-41040 in the wild and no public exploit code.

Sources

Also known as GHSA-29fq-fmfp-wf37.

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