Overview
The CVE-2025-25050 vulnerability is a severe issue identified in Dell’s ControlVault3 firmware. This vulnerability, an out-of-bounds write flaw, affects both Dell ControlVault3 versions prior to 5.15.10.14 and Dell ControlVault 3 Plus versions prior to 6.2.26.36. If exploited, it could provide an attacker with the capacity to compromise systems or lead to data leakage, making it a significant concern for organizations and individuals using the affected software. The severity of this vulnerability underscores the need for immediate attention and remediation.
Vulnerability Summary
CVE ID: CVE-2025-25050
Severity: High, CVSS score of 8.8
Attack Vector: Network
Privileges Required: Low
User Interaction: None
Impact: Potential system compromise or data leakage
Affected Products
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Product | Affected Versions
Dell ControlVault3 | Prior to 5.15.10.14
Dell ControlVault 3 Plus | Prior to 6.2.26.36
How the Exploit Works
The vulnerability lies in the cv_upgrade_sensor_firmware functionality of Dell ControlVault3. The issue takes place when a specially crafted ControlVault API call is made, leading to an out-of-bounds write. This indicates that the vulnerability can be triggered by an attacker issuing an API call that causes the program to write data beyond its allocated memory space. This overflow of data can lead to corruption of valid data, potentially causing the system to crash or, even worse, allowing the attacker to execute arbitrary code.
Conceptual Example Code
Here’s a hypothetical example of how the vulnerability might be exploited. It should be noted that the following is a conceptual representation and may not work in a real-world scenario:
POST /api/controlvault/upgrade HTTP/1.1
Host: target.example.com
Content-Type: application/json
{
"firmware_version": "6.2.26.35",
"sensor_data": "Here would be the malicious payload causing an overflow..."
}In this request, the attacker would replace the “sensor_data” field with a malicious payload designed to exploit the out-of-bounds write vulnerability.
Mitigation Guidance
The recommended mitigation for this vulnerability is to apply the vendor patch as soon as possible. Dell has released updates for ControlVault3 and ControlVault3 Plus that address this vulnerability. If immediate patching is not possible, using a Web Application Firewall (WAF) or Intrusion Detection System (IDS) can serve as a temporary mitigation, although this does not provide complete protection against the vulnerability.