CVE-2025-55034

Description

General Industrial Controls Lynx+ Gateway is vulnerable to a weak password requirement vulnerability, which may allow an attacker to execute a brute-force attack resulting in unauthorized access and login.

Overview

State: PUBLISHED
Assigner (CNA): icscert
CVSS severity: HIGH
CVSS score: 8.8 / 10
CVSS vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:L/VA:N/SC:N/SI:N/SA:N
Effective score: 8.8 / 10 HIGH source: CNA overview
CWE(s): CWE-521
Reserved: 2025-11-06
Published: 2025-11-15 00:22 UTC
Last updated: 2025-11-17 15:53 UTC
Source: https://raw.githubusercontent.com/CVEProject/cvelistV5/main/cves/2025/55xxx/CVE-2025-55034.json
Linked Threat: CVE-2025-55034 — General Industrial Controls Lynx+ Gateway Weak Password Requirements

NVD triage scoring NVD CVE 2.0

Layer NVD adds on top of the CNA's CVE record — published / last-modified timestamps, exploitability / impact subscores, and the FIRST.org EPSS probability that this CVE will be exploited in the wild in the next 30 days.

NVD published: 2025-11-15 00:15:46 UTC
NVD last modified: 2026-04-15 00:35:42 UTC
NVD CVSS v3.1: 8.2 / 10 HIGH source: ics-cert@hq.dhs.gov
NVD CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:N
Exploitability subscore: 3.9 / 10
Impact subscore: 4.2 / 10
EPSS score: 0.0005 (probability of exploitation in next 30 days)
EPSS percentile: 17.31% vs all CVEs — higher = more likely to be exploited, as of 2026-06-10

European Union Vulnerability Database ENISA EUVD

ENISA's official EU repository for curated vulnerability intelligence. Carries a separate identifier (EUVD-YYYY-NNNN) and frequently exposes an earlier-published description + CVSS than NVD does.

EUVD ID: EUVD-2025-197670
Assigner: icscert
Published: Nov 14, 2025, 11:22:29 PM
Updated: Nov 17, 2025, 2:53:32 PM
EUVD base score (CVSS 4.0): 8.8 / 10
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:L/VA:N/SC:N/SI:N/SA:N
EUVD-reported EPSS: 0.0500
Vendors: General Industrial Controls
Products: Lynx+ Gateway (Version V18)

Lynx+ Gateway (Version R08)

Lynx+ Gateway (Version V03)

Lynx+ Gateway (Version V05)
Aliases: GHSA-wx4m-xq4x-6x7v

ENISA description: General Industrial Controls Lynx+ Gateway is vulnerable to a weak password requirement vulnerability, which may allow an attacker to execute a brute-force attack resulting in unauthorized access and login.

EUVD references (2)

Affected products (1)

Vendor	Product	Versions	Platforms
General Industrial Controls	Lynx+ Gateway	`Version R08` (affected), `Version V03` (affected), `Version V05` (affected), `Version V18` (affected)	—

Vendor references (2)

References embedded in the original CVE record by the assigning CNA.

MITRE references (2) cveawg.mitre.org

Pulled from MITRE's CVE Services API by the 🛰 Backfill from MITRE button.

Web references (0)

DuckDuckGo results ranked by threat-intel / vendor advisory domains. Generated by the 🔎 Find references (web) button above — same flow as the Remediations search.

No web references attached yet.

NVD-tagged references (2)

Reference list NVD curates from the CNA record, vendor advisories, and third-party reports. The tag chips below are NVD's analyst-assigned categories.

https://github.com/cisagov/CSAF/blob/develop/csaf_files/OT/white/2025/icsa-25-317-08.json ics-cert@hq.dhs.gov
https://www.cisa.gov/news-events/ics-advisories/icsa-25-317-08 ics-cert@hq.dhs.gov

Remediations (10)

Remediations are stored against the linked Threat row; the list below is deduplicated across both pages.

Microsoft and Adobe Patch Tuesday, September 2025 Security Update ...

web:blog.qualys.com

EVALUATE Vendor-Suggested Mitigation with Policy Audit With Qualys Policy Audit's Out-of-the-Box Mitigation or Compensatory Controls, reduce the risk of a vulnerability being exploited because the remediation ( fix / patch ) cannot be done now; these security controls are not recommended by any industry standards, such as CIS, DISA-STIG.

2026-05-22 14:35 UTC
Security Update Guide - Microsoft

web:portal.msrc.microsoft.com

The Security Update Guide provides information on the latest Microsoft security updates, helping users understand and address potential vulnerabilities effectively.

2026-05-22 14:35 UTC
Patch Tuesday September 2025 Fixes Risky Kernel Flaws

web:thecyberexpress.com

Patch Tuesday September 2025 : Other High-risk Vulnerabilities CVE - 2025 -54918 is an 8.8-rated Windows NTLM Elevation of Privilege vulnerability and is remotely exploitable and low complexity. Improper authentication in Windows NTLM could allow an authorized attacker to elevate privileges over a network.

2026-05-22 14:35 UTC
Including SMB PrivEsc and Azure CVSS 10.0 Bugs - The Hacker News

web:thehackernews.com

Microsoft patched 80 flaws in Sept 2025 , including CVE - 2025 -55234 SMB bug and CVSS 10 Azure risk.

2026-05-22 14:35 UTC
Known Exploited Vulnerabilities Catalog - CISA

web:www.cisa.gov

For the benefit of the cybersecurity community and network defenders—and to help every organization better manage vulnerabilities and keep pace with threat activity—CISA maintains the authoritative source of vulnerabilities that have been exploited in the wild. Organizations should use the KEV catalog as an input to their vulnerability management prioritization framework.

2026-05-22 14:35 UTC
CVE: Common Vulnerabilities and Exposures

web:www.cve.org

At cve .org, we provide the authoritative reference method for publicly known information-security vulnerabilities and exposures

2026-05-22 14:35 UTC
Microsoft KB Catalog: Updates, Issues, & Feedback - NinjaOne

web:www.ninjaone.com

Catalog of Microsoft KB updates with insights on performance & user sentiment. Find out what's working, what's not, & make informed decisions.

2026-05-22 14:35 UTC
Oracle Critical Patch Update Advisory - October 2025

web:www.oracle.com

This Critical Patch Update contains 374 new security patches across the product families listed below. Please note that an MOS note summarizing the content of this Critical Patch Update and other Oracle Software Security Assurance activities is located at October 2025 Critical Patch Update: Executive Summary and Analysis.

2026-05-22 14:35 UTC
September 2025 Microsoft Patch Tuesday | Tenable®

web:www.tenable.com

Microsoft September 2025 Patch Tuesday addresses 80 CVEs including a Windows SMB flaw ( CVE - 2025 -55234) that was publicly disclosed.

2026-05-22 14:35 UTC
Microsoft KB5034441 Windows 10 security patch for BitLocker bypass is ...

web:www.tomshardware.com

Microsoft released security update KB5034441 on Patch Tuesday to fix a BitLocker encryption bypass vulnerability affecting Windows 10 users. However, some users are experiencing an update failure ...

2026-05-22 14:35 UTC

AI Forensic Analysis

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Raw JSON

The full cvelistV5 record. Download as CVE-2025-55034.json.

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