CVE-2018-25344: 10-Strike Network Inventory Explorer Flaw

CVE-2018-25344 Overview

CVE-2018-25344 is a stack-based buffer overflow vulnerability [CWE-121] in 10-Strike Network Inventory Explorer version 8.54. The flaw resides in the registration key input field of the application's licensing dialog. A local attacker can paste a crafted registration key containing 4188 bytes of padding, a Structured Exception Handler (SEH) chain overwrite, and shellcode to achieve arbitrary code execution. The exploit triggers when the application processes the malicious input and the overwritten SEH record is dispatched. Code executes with the privileges of the running application.

Critical Impact

Local attackers can execute arbitrary code in the context of 10-Strike Network Inventory Explorer by pasting a malicious registration key into the registration dialog.

Affected Products

• 10-Strike Network Inventory Explorer 8.54
• Windows installations running the affected version
• Systems where the registration dialog is accessible to local users

Discovery Timeline

• 2026-05-23 - CVE-2018-25344 published to NVD
• 2026-05-26 - Last updated in NVD database

Technical Details for CVE-2018-25344

Vulnerability Analysis

The vulnerability is a classic stack-based buffer overflow that abuses Windows Structured Exception Handler (SEH) semantics for code execution. The registration key input field copies user-supplied data into a fixed-size stack buffer without proper bounds checking. When the supplied string exceeds the buffer size, adjacent stack frames are corrupted, including the SEH chain record consisting of the Next SEH pointer and the SEH Handler pointer.

After overwriting the SEH record, the attacker triggers an exception during processing. The Windows exception dispatcher then transfers execution to the attacker-controlled handler address. Typical exploitation chains land on a POP POP RET gadget in a non-SafeSEH module, redirecting flow into shellcode placed earlier in the buffer.

The required payload layout uses 4188 bytes of padding before the SEH chain values, indicating the offset between the input buffer and the saved exception registration record on the stack.

Root Cause

The root cause is the absence of input length validation on the registration key field. The application does not enforce a maximum input length and does not use safe string-copy primitives. Additionally, the binary appears to lack modern exploit mitigations such as SafeSEH or SEHOP on the loaded modules used as gadget sources, which is what allows SEH-based overwrite exploitation to succeed.

Attack Vector

Exploitation requires local interaction with the application's user interface. The attacker opens the registration dialog, pastes the crafted string containing padding, SEH overwrite values, and shellcode, and submits the input. The vulnerability is not remotely exploitable over the network. Successful exploitation yields code execution with the privileges of the user running 10-Strike Network Inventory Explorer.

A public proof-of-concept is documented at Exploit-DB #44840. Additional technical context is available in the VulnCheck Advisory on 10-Strike.

Detection Methods for CVE-2018-25344

Indicators of Compromise

• Unexpected child processes spawned by Network Inventory Explorer.exe or its associated binary.
• Application crash events in the Windows Event Log referencing the 10-Strike process with exception code 0xC0000005 (access violation).
• Presence of registration key strings in clipboard history or paste buffers exceeding 4000 bytes.

Detection Strategies

• Monitor process creation events where the parent process is the 10-Strike Network Inventory Explorer binary and the child is a shell, scripting host, or LOLBin.
• Inspect Windows Error Reporting (WER) telemetry for repeated faults in the 10-Strike process with faulting module addresses outside legitimate ranges.
• Apply behavioral detection rules that flag stack pivots and SEH dispatch into non-image memory regions.

Monitoring Recommendations

• Enable command-line auditing (Audit Process Creation, Event ID 4688) and forward telemetry to a centralized SIEM.
• Track installations and version inventories of 10-Strike Network Inventory Explorer to identify hosts still running 8.54.
• Alert on interactive use of the registration dialog by non-administrative users.

How to Mitigate CVE-2018-25344

Immediate Actions Required

• Identify all endpoints running 10-Strike Network Inventory Explorer 8.54 and restrict access to the application.
• Remove the application from systems where it is no longer required.
• Block standard users from launching the affected binary via application control policies until a fixed version is deployed.

Patch Information

No vendor patch is referenced in the available advisory data. Consult 10-Strike Software for the latest releases and verify whether a fixed build addressing the registration field overflow is available before redeploying the product.

Workarounds

• Enforce least privilege so the application runs under standard user accounts, limiting the impact of code execution.
• Use Windows Defender Application Control (WDAC) or AppLocker to restrict execution of the vulnerable binary.
• Enable system-wide Data Execution Prevention (DEP) and Structured Exception Handling Overwrite Protection (SEHOP) to raise the bar for SEH-based exploitation.

# Enable SEHOP system-wide on Windows (run as Administrator)
reg add "HKLM\SYSTEM\CurrentControlSet\Control\Session Manager\kernel" /v DisableExceptionChainValidation /t REG_DWORD /d 0 /f

# Enable DEP for all processes
bcdedit /set nx AlwaysOn