CVE-2021-34639: WordPress Download Manager <= 3.1.24 Authenticated Arbitrary File Upload
First published: Thu Aug 05 2021(Updated: )
Authenticated File Upload in WordPress Download Manager <= 3.1.24 allows authenticated (Author+) users to upload files with a double extension, e.g. "payload.php.png" which is executable in some configurations. This issue affects: WordPress Download Manager version 3.1.24 and prior versions.
Credit: security@wordfence.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| WordPress Download Manager | <=3.1.24 |
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Frequently Asked Questions
What is the severity of CVE-2021-34639?
CVE-2021-34639 is considered a high severity vulnerability due to the potential for remote code execution via malicious file uploads.
How do I fix CVE-2021-34639?
To fix CVE-2021-34639, update WordPress Download Manager to version 3.1.25 or later.
What versions are affected by CVE-2021-34639?
CVE-2021-34639 affects WordPress Download Manager versions 3.1.24 and prior.
Who is impacted by CVE-2021-34639?
Authenticated users with Author or higher roles are impacted by CVE-2021-34639, allowing them to exploit the vulnerability.
What types of files can be uploaded due to CVE-2021-34639?
Due to CVE-2021-34639, users can upload files with double extensions like 'payload.php.png', which can be executed in certain server configurations.
- agent/type
- collector/mitre-cve
- source/MITRE
- agent/author
- agent/last-modified-date
- agent/severity
- agent/weakness
- agent/title
- agent/references
- agent/first-publish-date
- agent/description
- agent/event
- agent/source
- agent/tags
- agent/softwarecombine
- collector/nvd-index
- agent/software-canonical-lookup-request
- vendor/wpdownloadmanager
- canonical/wordpress download manager
- version/wordpress download manager/3.1.24