CVE-2021-34086 Cross-site request forgery in n/a

High 8.8 Published Updated

Attackers can perform unauthorized actions on Ultimaker 3D printers via CSRF due to missing request verification in the local webserver APIs.

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-2021-34086?

CVE-2021-34086 is a high-severity vulnerability in n/a, published on 10 Jan 2022. 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

In Ultimaker S3 3D printer, Ultimaker S5 3D printer, Ultimaker 3 3D printer S-line through 6.3 and Ultimaker 3 through 5.2.16, the local webserver hosts APIs vulnerable to CSRF. They do not verify incoming requests.

Weakness: CWE-352

Which versions are affected by CVE-2021-34086?

It affects 3 products.

Products include Ultimaker Ultimaker 3 Firmware, Ultimaker Ultimaker S3 Firmware, Ultimaker Ultimaker S5 Firmware.

How do I fix CVE-2021-34086?

No fix has been published for CVE-2021-34086 yet. Limit exposure of the affected software until one is available.

Is CVE-2021-34086 being exploited?

There is no known exploitation of CVE-2021-34086 in the wild and no public exploit code.

Sources

Also known as GHSA-c7fj-697w-86j9.

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