CVE-2021-37165 Memory corruption in n/a

Critical 9.8 Published 2 Aug 2021 Updated 4 Aug 2024

A buffer overflow in the HMI Control Panel allows remote code execution via crafted TCP messages, affecting healthcare infrastructure.

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-2021-37165?

CVE-2021-37165 is a critical memory corruption vulnerability in n/a, published on 2 Aug 2021. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

A buffer overflow issue was discovered in HMI3 Control Panel in Swisslog Healthcare Nexus Panel operated by released versions of software before Nexus Software 7.2.5.7. When a message is sent to the HMI TCP socket, it is forwarded to the hmiProcessMsg function through the pendingQ, and may lead to remote code execution.

Weakness: CWE-120

Which versions are affected by CVE-2021-37165?

It affects 1 product.

Products include Swisslog-Healthcare Hmi-3 Control Panel Firmware.

How do I fix CVE-2021-37165?

No fix has been published for CVE-2021-37165 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-2021-37165 being exploited?

There is no known exploitation of CVE-2021-37165 in the wild and no public exploit code.

Sources

Also known as GHSA-jfh4-jcmh-hq55.