CVE-2021-34685

Published: Nov 8, 2021Modified: Jun 17, 2026

7.2

Vector

CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

Exploitability: 1.2 / Impact: 5.9

Source: NVD

Description

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 allowed, but a .jsp. file is allowed (and leads to remote code execution).

Affected (1)

Products: Hitachi: Vantara Pentaho

1 product

Vantara Pentaho

Configuration A

1 vulnerable

Vulnerable Software	Affected Versions
Hitachi Vantara Pentaho	Up to 9.1.0.0

Related CWEs

Unrestricted Upload of File with Dangerous Type

The product allows the upload or transfer of dangerous file types that are automatically processed within its environment.

References (4)

http://packetstormsecurity.com/files/164775/Pentaho-Business-Analytics-Pentaho-Business-Server-9.1-Filename-Bypass.html

Source: cve@mitre.org

ExploitThird Party AdvisoryVDB Entry

https://www.hitachi.com/hirt/security/index.html

Source: cve@mitre.org

Vendor Advisory

http://packetstormsecurity.com/files/164775/Pentaho-Business-Analytics-Pentaho-Business-Server-9.1-Filename-Bypass.html

Source: af854a3a-2127-422b-91ae-364da2661108

ExploitThird Party AdvisoryVDB Entry

https://www.hitachi.com/hirt/security/index.html

Source: af854a3a-2127-422b-91ae-364da2661108

Vendor Advisory

Timeline

No history available yet.