CVE-2018-25344 in Network Inventory Explorer
Summary
by MITRE • 05/23/2026
10-Strike Network Inventory Explorer 8.54 contains a stack-based buffer overflow vulnerability in the registration key input field that allows local attackers to execute arbitrary code by triggering a structured exception handler overwrite. Attackers can craft a malicious registration key string with 4188 bytes of padding followed by SEH chain values and shellcode, then paste it into the registration dialog to achieve code execution with application privileges.
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Analysis
by VulDB Data Team • 05/24/2026
The vulnerability in 10-Strike Network Inventory Explorer 8.54 represents a critical stack-based buffer overflow that emerges from improper input validation within the registration key processing mechanism. This flaw resides in the application's handling of user-supplied registration key data, where the software fails to enforce adequate bounds checking when processing the input field. The vulnerability specifically manifests when the application attempts to store registration key data on the stack without sufficient validation of the input length, creating an exploitable condition that can be leveraged by local attackers with minimal privileges. The flaw operates through a classic buffer overflow pattern where excessive input data overwrites adjacent memory structures, including the structured exception handler chain that governs error recovery within the application's execution environment.
The technical exploitation of this vulnerability requires precise crafting of the malicious input payload to achieve successful code execution. Attackers must construct a registration key string that contains exactly 4188 bytes of padding followed by carefully positioned structured exception handler chain values and embedded shellcode. This specific padding length corresponds to the exact buffer size that triggers the overflow condition, allowing the attacker to overwrite the saved base pointer and return address on the stack. The overwrite of the structured exception handler chain enables the attacker to redirect program execution flow to the injected shellcode, which executes with the privileges of the running application. This particular implementation follows the established exploitation pattern described in the common weakness enumeration 121, which categorizes buffer overflow vulnerabilities as a fundamental class of memory safety issues that can lead to arbitrary code execution.
The operational impact of this vulnerability extends beyond simple privilege escalation, as it provides local attackers with a reliable method to execute malicious code within the application's security context. Since the vulnerability operates locally and requires no network connectivity or complex attack vectors, it represents a significant threat to systems where the application runs with elevated privileges or where users might be tricked into entering malicious registration keys. The application privileges gained through this exploit are limited to the security context of the running process, but this still provides attackers with access to the application's data and functionality. The vulnerability's local nature means that exploitation does not require network exposure or complex attack chains, making it particularly dangerous in environments where users have access to the application's registration interface. According to the attack technique framework, this vulnerability aligns with the T1059.007 technique for command and script interpreter execution, as the payload execution occurs through legitimate application interfaces.
Mitigation strategies for this vulnerability must address both the immediate exploitation risk and the underlying design flaw in the application's input handling. The most effective approach involves implementing proper input validation and bounds checking within the registration key processing code, ensuring that input data exceeds predefined maximum lengths before being processed. Security patches should enforce strict limits on registration key length and implement robust error handling mechanisms that prevent stack corruption during input processing. System administrators should also consider implementing application whitelisting controls that restrict access to the vulnerable application, particularly in environments where users might not be trusted. Additionally, the application should be configured to use modern security features such as stack canaries, address space layout randomization, and data execution prevention to make exploitation more difficult even if the underlying vulnerability persists. The vulnerability's classification under CWE-121 highlights the necessity of implementing proper memory management practices and input validation techniques that align with established security development lifecycle requirements.