UTT HiPER 1250GW: High-Severity Buffer Overflow (CVE-2026-7418)
The National Vulnerability Database (NVD) has detailed CVE-2026-7418, a critical buffer overflow vulnerability affecting UTT HiPER 1250GW devices up to version 3.2.7-210907-180535. This flaw, rated 8.8 (High) on the CVSS scale, stems from improper handling of the Profile argument within the strcpy function in the route/goform/NTP file. Attackers can exploit this remotely.
This isn’t a theoretical issue; the exploit has been publicly disclosed. That means it’s already in the wild, or will be soon. Defenders need to recognize that public exploits drastically reduce the barrier to entry for attackers, turning a complex vulnerability into a commodity for anyone with basic scripting skills.
The attacker’s calculus here is straightforward: target exposed UTT HiPER 1250GW devices, likely through Shodan or similar scans, and leverage this buffer overflow for remote code execution. Gaining control of edge network devices like a gateway provides a prime pivot point into internal networks, making this a high-value target for initial access.
What This Means For You
- If your organization uses UTT HiPER 1250GW devices, you must immediately verify your firmware version. Since the exploit is public, assume active exploitation. Prioritize patching or implementing compensating controls to restrict access to the administrative interface. This is a critical remote attack vector that could lead to full network compromise.
Related ATT&CK Techniques
🛡️ Detection Rules
2 rules · 6 SIEM formats2 detection rules auto-generated for this incident, mapped to MITRE ATT&CK. Sigma YAML is free — export to any SIEM format via the Intel Bot.
CVE-2026-7418 - UTT HiPER 1250GW NTP Profile Buffer Overflow
title: CVE-2026-7418 - UTT HiPER 1250GW NTP Profile Buffer Overflow
id: scw-2026-04-29-ai-1
status: experimental
level: critical
description: |
Detects attempts to exploit CVE-2026-7418 by targeting the /goform/NTP endpoint with a POST request containing the 'Profile=' parameter. This is indicative of a buffer overflow vulnerability in the UTT HiPER 1250GW device.
author: SCW Feed Engine (AI-generated)
date: 2026-04-29
references:
- https://shimiscyberworld.com/posts/nvd-CVE-2026-7418/
tags:
- attack.initial_access
- attack.t1190
logsource:
category: webserver
detection:
selection:
cs-uri|contains:
- '/goform/NTP'
cs-uri-query|contains:
- 'Profile='
cs-method|exact:
- 'POST'
condition: selection
falsepositives:
- Legitimate administrative activity
Source: Shimi's Cyber World · License & reuse
Indicators of Compromise
| ID | Type | Indicator |
|---|---|---|
| CVE-2026-7418 | Buffer Overflow | UTT HiPER 1250GW up to 3.2.7-210907-180535 |
| CVE-2026-7418 | Buffer Overflow | Vulnerable function: strcpy in route/goform/NTP |
| CVE-2026-7418 | Buffer Overflow | Vulnerable argument: Profile |
Written by SCW Vulnerability Desk
Source & Attribution
| Source Platform | NVD |
| Channel | National Vulnerability Database |
| Published | April 30, 2026 at 01:16 UTC |
This content was AI-rewritten and enriched by Shimi's Cyber World based on the original source. All intellectual property rights remain with the original author.
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