CVE-2023-2186
📛 CVE Title
CVE-2023-2186
Description
On Triangle MicroWorks' SCADA Data Gateway version <= v5.01.03, an unauthenticated attacker can send a specially crafted broadcast message including format string characters to the SCADA Data Gateway to perform unrestricted memory reads.An unauthenticated user can use this format string vulnerability to repeatedly crash the GTWWebMonitor.exe process to DoS the Web Monitor. Furthermore, an authenticated user can leverage this vulnerability to leak memory from the GTWWebMonitor.exe process. This could be leveraged in an exploit chain to gain code execution.
Overview
- State
- PUBLISHED
- Assigner (CNA)
- trellix
- CVSS severity
- HIGH
- CVSS score
- 8.2 / 10
- CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:H- Effective score
- 8.2 / 10 HIGH source: CNA overview
- CWE(s)
-
CWE-134 - Reserved
- 2023-04-19
- Published
- 2023-06-07 08:37 UTC
- Last updated
- 2025-01-06 21:10 UTC
- Source
- https://raw.githubusercontent.com/CVEProject/cvelistV5/main/cves/2023/2xxx/CVE-2023-2186.json
- Linked Threat
- CVE-2023-2186 — CVE-2023-2186
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
- 2023-06-07 07:15:08 UTC
- NVD last modified
- 2026-06-17 05:51:56 UTC
- NVD CVSS v3.1
- 8.2 / 10 HIGH source: trellixpsirt@trellix.com
- NVD CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:H- Exploitability subscore
- 3.9 / 10
- Impact subscore
- 4.2 / 10
- EPSS score
- 0.0071 (probability of exploitation in next 30 days)
- EPSS percentile
- 49.77% vs all CVEs — higher = more likely to be exploited, as of 2026-07-30
NVD / KEV / EPSS data refreshed 2026-07-30 21:23 UTC. Re-run the 🛰 Backfill from NVD button above to refresh.
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-2023-33702 - Assigner
- trellix
- Published
- Jun 7, 2023, 6:37:33 AM
- Updated
- Jan 6, 2025, 8:10:28 PM
- EUVD base score (CVSS 3.1)
-
8.2 / 10
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:H - EUVD-reported EPSS
- 0.3700
- Vendors
- Triangle MicroWorks
- Products
-
SCADA Data Gateway (5.01.03)
- Aliases
-
GHSA-gqvf-fxmv-5gj9
ENISA description: On Triangle MicroWorks' SCADA Data Gateway version <= v5.01.03, an unauthenticated attacker can send a specially crafted broadcast message including format string characters to the SCADA Data Gateway to perform unrestricted memory reads.An unauthenticated user can use this format string vulnerability to repeatedly crash the GTWWebMonitor.exe process to DoS the Web Monitor. Furthermore, an authenticated user can leverage this vulnerability to leak memory from the GTWWebMonitor.exe process. This could be leveraged in an exploit chain to gain code execution.
Affected products (1)
| Vendor | Product | Versions | Platforms |
|---|---|---|---|
| Triangle MicroWorks | SCADA Data Gateway |
5.01.03 (affected)
|
— |
Affected products — CPE 2.3 (1) NVD
NVD's normalized CPE 2.3 matchers, used by vendor tools (vulnerability scanners, asset managers) for automated detection. Compare with the CNA's free-text "Affected products" section above.
cpe:2.3:a:trianglemicroworks:scada_data_gateway:*:*:*:*:*:*:*:*
Vendor references (1)
References embedded in the original CVE record by the assigning CNA.
MITRE references (1) 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://www.trellix.com/en-us/about/newsroom/stories/research/industrial-and-manufacturing-cves.html trellixpsirt@trellix.com Third Party Advisory
- https://www.trellix.com/en-us/about/newsroom/stories/research/industrial-and-manufacturing-cves.html af854a3a-2127-422b-91ae-364da2661108 Third Party Advisory
Indicators (2)
IOCs linked to the auto-promoted Threat row.
| Type | Value | VirusTotal | Attached |
|---|---|---|---|
| domain |
reads.an
|
no local data | 2026-05-18 21:20 UTC |
| domain |
gtwwebmonitor.exe
|
no local data | 2026-05-18 21:20 UTC |
Remediations (15)
Remediations are stored against the linked Threat row; the list below is deduplicated across both pages.
-
web:support.microsoft.com
Applies to: Windows 10 Enterprise LTSC 2019 This security update includes fixes and quality improvements that are part of the following update: May 12, 2026—KB5087538 (OS Build 17763.8755) The following is a summary of the issues that this update addresses when you install this update. The bold text within the brackets indicates the item or area of the change we are documenting. [Secure Boot ...
2026-06-11 17:16 UTC -
web:thecyberexpress.com
June 2026 Patch Tuesday fixes 200 Microsoft vulnerabilities, including 3 zero-days and 33 critical flaws. Key risks and mitigation steps.
2026-06-11 17:16 UTC -
web:blog.qualys.com
Every Patch Tuesday presents a race between defenders applying fixes and attackers seeking opportunities. Microsoft's June 2026 release is no exception, delivering security updates for vulnerabilities…
2026-06-11 17:16 UTC -
web:www.computerworld.com
Microsoft says it is considering a patch for a zero-day vulnerability, dubbed YellowKey, that allows attackers with access to a Windows device to bypass Bitlocker encryption protection and read ...
2026-06-11 17:16 UTC -
web:cybersecuritynews.com
Microsoft has released its June 2026 Patch Tuesday security updates, addressing a hefty 198 vulnerabilities across its product ecosystem. The June rollout, published on June 9, 2026, stands out not only for its volume but also for the inclusion of three zero-day vulnerabilities that were actively exploited or publicly known before a fix was available. Administrators are urged to prioritize ...
2026-06-11 17:16 UTC -
web:www.oracle.com
This Critical Patch Update contains 481 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 April 2026 Critical Patch Update: Executive Summary and Analysis.
2026-05-22 06:20 UTC -
web:www.pcworld.com
This month's Patch Tuesday brings over 80 fixes for various security vulnerabilities. Fortunately, none are actively being exploited in the wild yet.
2026-05-22 06:20 UTC -
web:www.techrepublic.com
Microsoft's April 2026 Patch Tuesday fixes 165 vulnerabilities, including two zero-days, in one of the company's largest monthly security updates.
2026-05-22 06:20 UTC -
web:www.windowslatest.com
Windows 11 March 2026 Patch Tuesday update adds Emoji 16.0, Sysmon, network speed test, reliability improvements, and security fixes.
2026-05-22 06:20 UTC -
web:blog.qualys.com
See how you compare against enterprise patch and remediation , including patch deployment trends, automation adoption, and average remediation timelines.
2026-05-22 06:20 UTC -
web:zecurit.com
Get the complete breakdown of Microsoft's May 2026 Patch Tuesday. We analyze the latest security updates and all critical CVEs .
2026-05-22 06:20 UTC -
web:cybersecuritynews.com
Microsoft released its March 2026 Patch Tuesday security update on March 10, 2026, addressing 78 vulnerabilities across Windows, Microsoft Office, Azure, SQL Server, and .NET. The update includes one actively exploited zero-day vulnerability and multiple Critical-rated flaws demanding immediate attention from security teams. The most urgent fix this month is CVE -2026-21262, the sole zero-day ...
2026-05-22 06:20 UTC -
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 06:20 UTC -
web:www.bleepingcomputer.com
Today is Microsoft's March 2026 Patch Tuesday with security updates for 79 flaws, including 2 publicly disclosed zero-day vulnerabilities.
2026-05-22 06:20 UTC -
web:www.manageengine.com
Unfold what this Patch Tuesday has in store for you Patch Tuesday, the unofficial term for Microsoft's scheduled security fix release on every second Tuesday of a month, has been a constant topic of discussion ever since its inception. Upcoming Webinar May 14,2026 11:30 EDT & 6:30 a.m. GMT Agenda of the Free Patch Tuesday webinar A complete breakdown of all the latest Patch Tuesday updates ...
2026-05-22 06:20 UTC
AI Forensic Analysis
Only Available for Registered Users. Sign in to view.
Raw JSON
The full cvelistV5 record. Download as CVE-2023-2186.json.
{
"containers": {
"adp": [
{
"providerMetadata": {
"dateUpdated": "2024-08-02T06:12:20.659Z",
"orgId": "af854a3a-2127-422b-91ae-364da2661108",
"shortName": "CVE"
},
"references": [
{
"tags": [
"x_transferred"
],
"url": "https://www.trellix.com/en-us/about/newsroom/stories/research/industrial-and-manufacturing-cves.html"
}
],
"title": "CVE Program Container"
},
{
"metrics": [
{
"other": {
"content": {
"id": "CVE-2023-2186",
"options": [
{
"Exploitation": "none"
},
{
"Automatable": "yes"
},
{
"Technical Impact": "partial"
}
],
"role": "CISA Coordinator",
"timestamp": "2025-01-06T20:10:12.309182Z",
"version": "2.0.3"
},
"type": "ssvc"
}
}
],
"providerMetadata": {
"dateUpdated": "2025-01-06T20:10:28.548Z",
"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"shortName": "CISA-ADP"
},
"title": "CISA ADP Vulnrichment"
}
],
"cna": {
"affected": [
{
"defaultStatus": "unaffected",
"product": "SCADA Data Gateway",
"vendor": "Triangle MicroWorks",
"versions": [
{
"status": "affected",
"version": "5.01.03"
}
]
}
],
"credits": [
{
"lang": "en",
"type": "finder",
"user": "00000000-0000-4000-9000-000000000000",
"value": "Sam Quinn"
}
],
"descriptions": [
{
"lang": "en",
"supportingMedia": [
{
"base64": false,
"type": "text/html",
"value": "On Triangle MicroWorks' SCADA Data Gateway version <= v5.01.03, an unauthenticated attacker can send a specially crafted broadcast message including format string characters to the SCADA Data Gateway to perform unrestricted memory reads.An unauthenticated user can use this format string vulnerability to repeatedly crash the GTWWebMonitor.exe process to DoS the Web Monitor. Furthermore, an authenticated user can leverage this vulnerability to leak memory from the GTWWebMonitor.exe process. This could be leveraged in an exploit chain to gain code execution."
}
],
"value": "On Triangle MicroWorks' SCADA Data Gateway version <= v5.01.03, an unauthenticated attacker can send a specially crafted broadcast message including format string characters to the SCADA Data Gateway to perform unrestricted memory reads.An unauthenticated user can use this format string vulnerability to repeatedly crash the GTWWebMonitor.exe process to DoS the Web Monitor. Furthermore, an authenticated user can leverage this vulnerability to leak memory from the GTWWebMonitor.exe process. This could be leveraged in an exploit chain to gain code execution."
}
],
"impacts": [
{
"capecId": "CAPEC-125",
"descriptions": [
{
"lang": "en",
"value": "CAPEC-125 Flooding"
}
]
}
],
"metrics": [
{
"cvssV3_1": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "HIGH",
"baseScore": 8.2,
"baseSeverity": "HIGH",
"confidentialityImpact": "LOW",
"integrityImpact": "NONE",
"privilegesRequired": "NONE",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:H",
"version": "3.1"
},
"format": "CVSS",
"scenarios": [
{
"lang": "en",
"value": "GENERAL"
}
]
}
],
"problemTypes": [
{
"descriptions": [
{
"cweId": "CWE-134",
"description": "CWE-134 Use of Externally-Controlled Format String",
"lang": "en",
"type": "CWE"
}
]
}
],
"providerMetadata": {
"dateUpdated": "2023-06-07T06:37:33.280Z",
"orgId": "01626437-bf8f-4d1c-912a-893b5eb04808",
"shortName": "trellix"
},
"references": [
{
"url": "https://www.trellix.com/en-us/about/newsroom/stories/research/industrial-and-manufacturing-cves.html"
}
],
"source": {
"discovery": "UNKNOWN"
},
"x_generator": {
"engine": "Vulnogram 0.1.0-dev"
}
}
},
"cveMetadata": {
"assignerOrgId": "01626437-bf8f-4d1c-912a-893b5eb04808",
"assignerShortName": "trellix",
"cveId": "CVE-2023-2186",
"datePublished": "2023-06-07T06:37:33.280Z",
"dateReserved": "2023-04-19T15:35:06.060Z",
"dateUpdated": "2025-01-06T20:10:28.548Z",
"state": "PUBLISHED"
},
"dataType": "CVE_RECORD",
"dataVersion": "5.1"
}