CVE-2018-11034

HIGH

2345 Security Guard 3.7 - Denial of Service via IOCTL 0x8000200D

Title source: llm
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for CVE-2018-11034. PoCs published by anhkgg.

AI-analyzed exploit summary This exploit triggers a BSOD in 2345 Security Guard 3.7 by sending malformed IOCTL requests to the 2345NetFirewall driver, specifically using IOCTL 0x222040 with an invalid pointer. The code includes seed calculation and XOR-based encryption routines to prepare the payload.

Description

In 2345 Security Guard 3.7, the driver file (2345NsProtect.sys, X64 version) allows local users to cause a denial of service (BSOD) or possibly have unspecified other impact because of not validating input values from IOCTL 0x8000200D.

Exploits (1)

exploitdb WORKING POC
by anhkgg · c++doswindows
https://www.exploit-db.com/exploits/44619

This exploit triggers a BSOD in 2345 Security Guard 3.7 by sending malformed IOCTL requests to the 2345NetFirewall driver, specifically using IOCTL 0x222040 with an invalid pointer. The code includes seed calculation and XOR-based encryption routines to prepare the payload.

Classification
Working Poc 95%
Attack Type
Dos
Complexity
Moderate
Reliability
Reliable
Target: 2345 Security Guard v3.7
No auth needed
Prerequisites: Access to the target system · 2345 Security Guard v3.7 installed
devstral-2 · analyzed Feb 16, 2026 Full analysis →

References (2)

Core 2
Core References
Exploit, Third Party Advisory, VDB Entry exploit x_refsource_exploit-db
https://www.exploit-db.com/exploits/44619/

Scores

CVSS v3 7.8
EPSS 0.0008
EPSS Percentile 24.8%
Attack Vector LOCAL
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Details

CWE
CWE-20
Status published
Products (1)
2345.cc/security_guard 3.7
Published May 14, 2018
Tracked Since Feb 18, 2026