Vesystem Cloud Desktop - Arbitrary File Upload (CVE-2024-3804)
69Exploiting IPs reported
A vulnerability, which was classified as critical, has been found in Vesystem Cloud Desktop up to 20240408. This issue affects some unknown processing of the file /Public/webuploader/0.1.5/server/fileupload2.php. The manipulation of the argument file leads to unrestricted upload. The attack may be initiated remotely. The exploit has been disclosed to the public and may be used. The identifier VDB-260777 was assigned to this vulnerability. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.
CrowdSec analysis
CVE-2024-3804 is a vulnerability impacting Vesystem Cloud Desktop, allowing remote attackers to upload files without restriction, potentially leading to further compromise.
CrowdSec has been tracking this vulnerability and its exploits since 10th of March 2025.
Data from the CrowdSec community indicates that exploitation of CVE-2024-3804 is highly selective and intelligence-driven. Threat actors use advanced reconnaissance and carefully choose their targets, often as part of sophisticated campaigns or advanced persistent threat operations. Telemetry from the CrowdSec network also shows that exploitation activity for CVE-2024-3804 remains steady week-over-week. Attack volumes are consistent with long-term trends, indicating sustained interest from threat actors. CVE-2024-3804 continues to be an active part of the threat landscape and will likely remain this way for the forseeable future.
Observed exploitation attempts typically involve requests to URLs containing /webuploader/0.1.5/server/preview.php.
Exploitation
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Common Weakness Enumeration (CWE)
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Blocklist
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