Overview
The CVE-2025-43187 vulnerability is a significant security issue affecting multiple versions of macOS. This vulnerability could potentially allow an attacker to execute arbitrary code on the affected system, leading to possible system compromise or data leakage. It is particularly concerning due to its high severity score and the broad user base of the affected operating systems.
Vulnerability Summary
CVE ID: CVE-2025-43187
Severity: High (CVSS: 7.8)
Attack Vector: Local
Privileges Required: Low
User Interaction: Required
Impact: System compromise or data leakage
Affected Products
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Product | Affected Versions
macOS Sonoma | Prior to 14.7.7
macOS Ventura | Prior to 13.7.7
macOS Sequoia | Prior to 15.6
How the Exploit Works
The vulnerability exists within the hdiutil command, a utility that is used to manipulate disk images on macOS. By crafting a specific command, an attacker can trigger the vulnerability and execute arbitrary code on the system. This could potentially compromise the system or lead to data leakage.
Conceptual Example Code
Given the nature of this vulnerability, it could be exploited using a shell command. An example of a conceptual exploit might look like this:
$ hdiutil create -srcdevice `malicious_command` disk_image.dmg
In this conceptual example, `malicious_command` is a placeholder for the actual command an attacker might use to exploit the vulnerability. This would be executed in the context of the hdiutil command, potentially leading to arbitrary code execution.
Please note that this is a hypothetical example and does not represent an actual exploit.
Remember, the most effective way to mitigate this vulnerability is to apply the vendor-supplied patch or use a Web Application Firewall (WAF) or Intrusion Detection System (IDS) for temporary mitigation.

