W3 Total Cache <= 0.9.4.1 - Arbitrary File Upload

2016-09-26 00:00

SecuPress

Strategic Overview

Status

Patched in 0.9.5

Affected PluginW3 Total Cache

Affected Version<= 0.9.4.1

CVSS8.8High

CVEN/A

View all W3 Total Cache vulnerabilities

Vulnerability Overview

The W3 Total Cache plugin for WordPress is vulnerable to arbitrary file uploads due to missing file type validation in versions up to, and including, 0.9.4.1. This makes it possible for authenticated attackers to upload arbitrary files on the affected sites server which may make remote code execution possible.

Technical Analysis

REMEDIATION: Update to version 0.9.5, 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/c187ed25-6ba7-4a58-97df-5fea723d485a

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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