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CVE-2021-34685 Details

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).

Metrics

CVSS 3.x Severity and Vector Strings:

NIST: [email protected]CVSS-B:7.2 HIGHVector:CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

CNA: [email protected]CVSS-B:2.7 LOWVector:CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:L/A:N

References to Advisories, Solutions, and Tools

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URL	Source(s)	Tag(s)
http://packetstormsecurity.com/files/164775/Pentaho-Business-Analytics-Pentaho-Business-Server-9.1-Filename-Bypass.html	CVE	ExploitThird Party AdvisoryVDB Entry
https://www.hitachi.com/hirt/security/index.html	CVE	Vendor Advisory
http://packetstormsecurity.com/files/164775/Pentaho-Business-Analytics-Pentaho-Business-Server-9.1-Filename-Bypass.html	[email protected]	ExploitThird Party AdvisoryVDB Entry
https://www.hitachi.com/hirt/security/index.html	[email protected]	Vendor Advisory

Weakness Enumeration

CWE-ID	CWE Name	Source
CWE-434	Unrestricted Upload of File with Dangerous Type	[email protected]

Affected Products

Product	Versions
hitachi vantara pentaho	<= 9.1.0.0
CPE cpe:2.3:a:hitachi:vantara_pentaho:::::::: Remediation No remediation found in references.

Change History

4 change records found show changes

Date	Action	Recorded By
Jun 17, 2026	CVE Modified	[email protected]
Nov 21, 2024	CVE Modified	CVE
May 14, 2024	CVE Modified	[email protected]
Nov 9, 2021	Initial Analysis	[email protected]