Overview
The CVE-2025-43730 vulnerability is a significant security risk present in versions of Dell ThinOS 10 prior to 2508_10.0127. The vulnerability stems from an improper neutralization of argument delimiters in a command, commonly known as ‘Argument Injection’. This vulnerability has a profound impact on the cybersecurity landscape as it can be exploited by a local unauthenticated user, leading to an elevation of privileges and potential information disclosure. Its severity and the potential for system compromise or data leakage make immediate mitigation imperative.
Vulnerability Summary
CVE ID: CVE-2025-43730
Severity: High (8.4 CVSS Severity Score)
Attack Vector: Local
Privileges Required: None
User Interaction: None
Impact: Elevation of privileges, potential system compromise or data leakage.
Affected Products
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Product | Affected Versions
Dell ThinOS 10 | versions prior to 2508_10.0127
How the Exploit Works
The vulnerability, CVE-2025-43730, exists due to the improper handling of command argument delimiters by the system. This flaw allows an attacker to manipulate the argument of a command, leading to unintended behavior. Specifically, it allows an attacker to inject their commands, which the system will subsequently execute. As it requires no user interaction or privileges, the vulnerability can be exploited by any unauthenticated local user, leading to an elevation of privileges and potential information disclosure.
Conceptual Example Code
To illustrate how the exploit might work in practice, let’s consider a pseudocode conceptual example:
$ command --option="safe_value; injected_command"In this scenario, the `injected_command` is executed due to the improper handling of argument delimiters. The semicolon (;
) serves as the;
separating the `safe_value` from the `injected_command`. The system executes the `injected_command` as part of the overall command, leading to potential privilege escalation and information leakage.
It’s important to note that this is a generalized example and the specific commands and potential outcomes can vary greatly based on the specifics of the system and the intentions of the attacker.