WP Live Chat Support Pro <= 8.0.06 - Remote Code Execution via unrestricted file upload

2019-03-11 00:00

Riccardo ten Cate

Strategic Overview

Status

Patched in 8.0.07

Affected Pluginwp-live-chat-support-pro

Affected Version<= 8.0.06

CVSS9.8Critical

CVECVE-2018-12426

View all wp-live-chat-support-pro vulnerabilities

Vulnerability Overview

The WP Live Chat Support Pro plugin before 8.0.07 for WordPress is vulnerable to unauthenticated Remote Code Execution due to client-side validation of allowed file types, as demonstrated by a v1/remote_upload request with a .php filename and the image/jpeg content type.

Technical Analysis

REMEDIATION: Update to version 8.0.07, 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-2018-12426 https://www.wordfence.com/threat-intel/vulnerabilities/id/bfd3926e-cdb6-44a6-bada-cb83458ca172

CVSS Vector

9.8

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

Base

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

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