CSRF in Ultimaker 3
CVE-2021-34086
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.
Vulnerability class: CSRF (Cross-Site Request Forgery)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.005 (42.6th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 43rd percentile — 42.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.005 · newest: 0.005 · change: 0.000
Affected products
Weakness classification (CWE)
References
- ultimaker.com/3d-printers/ultimaker-s3 (Product, Vendor Advisory)
- ultimaker.com/3d-printers/ultimaker-s5 (Product, Vendor Advisory)
- ultimaker.com/3d-printers/ultimaker-3 (Product, Vendor Advisory)
- kth.diva-portal.org/smash/get/diva2:1623489/FULLTEXT01.pdf (Technical Description, Third Party Advisory)
Frequently asked questions
- What is CVE-2021-34086?
- CVE-2021-34086 is a high-severity vulnerability in Ultimaker 3, classified under Cross-Site Request Forgery (CSRF). CVSS score: 8.8/10. Published 2022-01-10.
- How severe is CVE-2021-34086?
- High severity. CVSS v3 base score is 8.8 out of 10.