CVE-2019-25721 Dräger Infinity M300 VG2.3.1 Network-Based Denial of Service

High 7.1 Published Updated

Network-adjacent attackers can force Dräger Infinity M300 patient monitors to reboot, interrupting patient monitoring and requiring manual restarts.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Local or same network only
Victim action needed
Not needed
Fix
None listed

What is CVE-2019-25721?

CVE-2019-25721 is a high-severity denial of service vulnerability in Dräger Infinity M300, published on 2 Jun 2026. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

Dräger Infinity M300 patient worn monitors with software version VG2.3.1 and earlier contain a network-based denial of service vulnerability that allows network-adjacent attackers to repeatedly trigger device reboots by sending malicious requests over the Infinity Network. Attackers can exploit this vulnerability to force the device into a fail state requiring manual restart, causing loss of wireless connectivity and interruption of patient monitoring functionality.

Weakness: CWE-400

Which versions are affected by CVE-2019-25721?

How do I fix CVE-2019-25721?

No fix has been published for CVE-2019-25721 yet. Limit exposure of the affected software until one is available.

Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.

Is CVE-2019-25721 being exploited?

There is no known exploitation of CVE-2019-25721 in the wild and no public exploit code.

Sources

Also known as GHSA-83wf-r644-8pqq.

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