WP Ultimate CSV Importer <= 6.4.0 - Arbitrary File Upload

2022-01-12 00:00

Anonymous

Strategic Overview

Status

Patched in 6.4.1

Affected PluginWP Ultimate CSV Importer – WordPress Import & Export for CSV, XML & Excel

Affected Version<= 6.4.0

CVSS8.8High

CVEN/A

View all WP Ultimate CSV Importer – WordPress Import & Export for CSV, XML & Excel vulnerabilities

Vulnerability Overview

The WP Ultimate CSV Importer plugin for WordPress is vulnerable to arbitrary file uploads due to missing file type validation in the zip_upload AJAX call in versions up to, and including, 6.4.0. This makes it possible for subscriber-level attackers to upload arbitrary files on the affected sites server which may make remote code execution possible.

Technical Analysis

REMEDIATION: Update to version 6.4.1, or a newer patched version --- IDENTIFIER: CWE-434 (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.

External References

https://www.wordfence.com/threat-intel/vulnerabilities/id/d21bebcc-8dba-407d-8a3a-b91d3cddd38f

CVSS Vector

8.8

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

Base

Attack VectorNetwork
Attack ComplexityLow
Privileges RequiredLow
User InteractionNone
ScopeUnchanged
ConfidentialityHigh
IntegrityHigh
AvailabilityHigh

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