Overview
The report discusses a significant vulnerability, CVE-2025-6033, affecting the NI Circuit Design Suite, particularly version 14.3.1 and prior versions. This vulnerability involves a memory corruption issue that can result in severe system compromise or data leakage, making it a critical concern for businesses and individual users relying on the affected software.
Vulnerability Summary
CVE ID: CVE-2025-6033
Severity: High (7.8 CVSS Score)
Attack Vector: Local file
Privileges Required: None
User Interaction: Required
Impact: Potential system compromise or data leakage
Affected Products
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Product | Affected Versions
NI Circuit Design Suite | 14.3.1 and prior versions
How the Exploit Works
The vulnerability, CVE-2025-6033, is a memory corruption issue due to an out-of-bounds write in the XML_Serialize() function when using the SymbolEditor in the NI Circuit Design Suite. An attacker can exploit this vulnerability by crafting a malicious .sym file and tricking the user into opening this file. Upon opening, the malicious file triggers the vulnerability, possibly leading to information disclosure or arbitrary code execution.
Conceptual Example Code
While a specific exploitation code for this vulnerability is not available, a conceptual example of exploiting a similar memory corruption vulnerability might look like this:
$ ./vulnerable_program crafted.sym
In this example, “vulnerable_program” represents the SymbolEditor in the NI Circuit Design Suite, and “crafted.sym” is a specially crafted .sym file containing malicious code designed to trigger the memory corruption.
Mitigation Guidance
To mitigate the risk posed by CVE-2025-6033, it is recommended to apply the vendor patch as soon as it is available. In the meantime, using Web Application Firewall (WAF) or Intrusion Detection System (IDS) can provide temporary mitigation. Regularly updating software and maintaining good cybersecurity practices can also help reduce the exposure to such vulnerabilities.

