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CVE-2025-32744: CWE-434: Unrestricted Upload of File with Dangerous Type in Dell AppSync

Medium
VulnerabilityCVE-2025-32744cvecve-2025-32744cwe-434
Published: Mon Jul 21 2025 (07/21/2025, 16:25:49 UTC)
Source: CVE Database V5
Vendor/Project: Dell
Product: AppSync

Description

Dell AppSync, version(s) 4.6.0.0, contains an Unrestricted Upload of File with Dangerous Type vulnerability. A high privileged attacker with remote access could potentially exploit this vulnerability, leading to Remote execution.

AI-Powered Analysis

AILast updated: 07/29/2025, 01:17:38 UTC

Technical Analysis

CVE-2025-32744 is a vulnerability identified in Dell AppSync version 4.6.0.0, classified under CWE-434, which pertains to the Unrestricted Upload of File with Dangerous Type. This vulnerability allows a high-privileged attacker with remote access to upload files without proper validation of file types, potentially leading to remote code execution. The core issue lies in the application's failure to restrict or sanitize the types of files that can be uploaded, enabling an attacker to upload malicious files such as scripts or executables. Once uploaded, these files can be executed on the server, compromising the confidentiality, integrity, and availability of the system. The CVSS v3.1 base score is 6.6, indicating a medium severity level. The vector string (AV:N/AC:L/PR:H/UI:N/S:C/C:L/I:L/A:L) shows that the attack is network-based, requires low attack complexity, but needs high privileges and no user interaction. The scope is changed, meaning the vulnerability affects resources beyond the initially vulnerable component. The impact on confidentiality, integrity, and availability is low to medium but combined with the possibility of remote code execution, it represents a significant threat. No known exploits are currently reported in the wild, and no patches have been linked yet. The vulnerability was reserved in April 2025 and published in July 2025, indicating recent discovery and disclosure.

Potential Impact

For European organizations, this vulnerability poses a notable risk, especially for those utilizing Dell AppSync 4.6.0.0 in their IT infrastructure. Given that the vulnerability requires high privileges, it is likely to be exploited by insiders or attackers who have already gained elevated access, potentially through other means such as phishing or credential compromise. Successful exploitation could lead to remote code execution, allowing attackers to execute arbitrary commands, deploy malware, or move laterally within the network. This could result in data breaches, service disruptions, or further compromise of critical systems. The medium CVSS score suggests moderate urgency, but the potential for remote code execution elevates the risk profile. European organizations in sectors with stringent data protection requirements, such as finance, healthcare, and government, could face regulatory and reputational damage if exploited. Additionally, the vulnerability's network accessibility increases the attack surface, especially in environments where AppSync is exposed to untrusted networks or insufficiently segmented.

Mitigation Recommendations

Organizations should prioritize the following mitigation steps: 1) Immediately audit and restrict access to Dell AppSync instances, ensuring that only trusted, high-privileged users have remote access. 2) Implement strict network segmentation and firewall rules to limit exposure of AppSync services to untrusted networks. 3) Monitor file upload activities and implement application-layer controls to detect and block uploads of potentially dangerous file types, even if the application does not natively enforce this. 4) Employ endpoint detection and response (EDR) solutions to identify suspicious activities related to file uploads and execution. 5) Regularly review and update user privileges to adhere to the principle of least privilege, reducing the risk of high-privilege account compromise. 6) Stay alert for official patches or updates from Dell and apply them promptly once available. 7) Conduct penetration testing and vulnerability assessments focusing on file upload functionalities to identify and remediate similar weaknesses. 8) Educate administrators and users about the risks of privilege escalation and the importance of secure credential management.

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Technical Details

Data Version
5.1
Assigner Short Name
dell
Date Reserved
2025-04-10T05:03:51.739Z
Cvss Version
3.1
State
PUBLISHED

Threat ID: 687e6ecfa83201eaac11addf

Added to database: 7/21/2025, 4:46:07 PM

Last enriched: 7/29/2025, 1:17:38 AM

Last updated: 8/18/2025, 1:22:23 AM

Views: 19

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