WP Githuber MD <= 1.16.2 - Authenticated (Author+) Arbitrary File Upload

2023-11-20 00:00

Rafie Muhammad

Strategic Overview

Status

Patched in 1.16.3

Affected PluginWP Githuber MD – WordPress Markdown Editor

Affected Version<= 1.16.2

CVSS8.8High

CVECVE-2023-47846

View all WP Githuber MD – WordPress Markdown Editor vulnerabilities

Vulnerability Overview

The WP Githuber MD – WordPress Markdown Editor plugin for WordPress is vulnerable to arbitrary file uploads in all versions up to, and including, 1.16.2. This makes it possible for authenticated attackers, with author access and above, to upload arbitrary files on the affected site's server which may make remote code execution possible.

Technical Analysis

REMEDIATION: Update to version 1.16.3, 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-2023-47846 https://www.wordfence.com/threat-intel/vulnerabilities/id/a6fda35d-8b82-4a7a-8db6-21dc38a841f4

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

This record contains material that is subject to copyright

CVE Usage: MITRE hereby grants you a perpetual, worldwide, non-exclusive, no-charge, royalty-free, irrevocable copyright license to reproduce, prepare derivative works of, publicly display, publicly perform, sublicense, and distribute Common Vulnerabilities and Exposures (CVE®). Any copy you make for such purposes is authorized provided that you reproduce MITRE's copyright designation and this license in any such copy.

https://www.cve.org/Legal/TermsOfUse

Defiant hereby grants you a perpetual, worldwide, non-exclusive, no-charge, royalty-free, irrevocable copyright license to reproduce, prepare derivative works of, publicly display, publicly perform, sublicense, and distribute this software vulnerability information. Any copy of the software vulnerability information you make for such purposes is authorized provided that you include a hyperlink to this vulnerability record and reproduce Defiant's copyright designation and this license in any such copy.

https://www.wordfence.com/wordfence-intelligence-terms-and-conditions/