PWA for WP & AMP <= 1.7.32 - Arbitrary File Upload

2021-07-01 00:00

Jerome Bruandet

Strategic Overview

Status

Patched in 1.7.33

Affected PluginPWA for WP – Progressive Web Apps Made Simple

Affected Version<= 1.7.32

CVSS8.8High

CVECVE-2021-4354

View all PWA for WP – Progressive Web Apps Made Simple vulnerabilities

Vulnerability Overview

The PWA for WP & AMP for WordPress is vulnerable to arbitrary file uploads due to missing file type validation in the pwaforwp_splashscreen_uploader function in versions up to, and including, 1.7.32. 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 1.7.33, 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.cve.org/CVERecord?id=CVE-2021-4354 https://www.wordfence.com/threat-intel/vulnerabilities/id/6082791e-feac-41f7-b565-9d98624ddf50

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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