CVE-2021-34685

Public Exploit

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).

Category

2.7
CVSS
Severity: Low
CVSS 3.1 •
CVSS 2.0 •
EPSS 1.97% Top 20%
Vendor Advisory hitachi.com
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://www.hitachi.com/hirt/security/index.html vendor advisory
http://packetstormsecurity.com/files/164775/Pentaho-Business-Analytics-Pentaho-Business-Server-9.1-Filename-Bypass.html third party advisory vdb entry exploit

Frequently Asked Questions

What is the severity of CVE-2021-34685?
CVE-2021-34685 has been scored as a low severity vulnerability.
How to fix CVE-2021-34685?
To fix CVE-2021-34685, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2021-34685 being actively exploited in the wild?
It is possible that CVE-2021-34685 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~2% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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