Arbitrary file upload in Hitachi Vantara_pentaho

CVE-2021-34685

UploadService in Hitachi Vantara Pentaho Business Analytics through 9.1 does not properly verify uploaded user files, which allows an authenticated user to upload various files of different file types. Specifically, a .jsp file is not allo…

Vulnerability class: Unrestricted File Upload

EPSS: 0.022 (81.0th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 2.7 (Low). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:L/A:N.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2021-34685?
CVE-2021-34685 is a low-severity vulnerability in Hitachi Vantara_pentaho, classified under Unrestricted Upload of File with Dangerous Type. CVSS score: 2.7/10. Published 2021-11-08.
How severe is CVE-2021-34685?
Low severity. CVSS v3 base score is 2.7 out of 10.
Is CVE-2021-34685 known to be exploited?
2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.