CVE-2021-34086

HIGH

Ultimaker S3/S5/3 Firmware < 6.3/5.2.16 - Cross-Site Request Forgery

Title source: llm
STIX 2.1

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.

References (4)

Core 4
Core References
Product, Vendor Advisory x_refsource_misc
https://ultimaker.com/3d-printers/ultimaker-s3
Product, Vendor Advisory x_refsource_misc
https://ultimaker.com/3d-printers/ultimaker-s5
Product, Vendor Advisory x_refsource_misc
https://ultimaker.com/3d-printers/ultimaker-3
Technical Description, Third Party Advisory x_refsource_misc
https://kth.diva-portal.org/smash/get/diva2:1623489/FULLTEXT01.pdf

Scores

CVSS v3 8.8
EPSS 0.0053
EPSS Percentile 40.9%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Details

CWE
CWE-352
Status published
Products (3)
ultimaker/ultimaker_3_firmware < 5.2.16
ultimaker/ultimaker_s3_firmware < 6.3
ultimaker/ultimaker_s5_firmware < 6.3
Published Jan 10, 2022
Tracked Since Feb 18, 2026