A vulnerability marked as critical has been reported in Milesight MS-Cxx63-PD, MS-Cxx64-xPD, MS-Cxx73-xPD, MS-Cxx75-xxPD, MS-Cxx83-xPD, MS-Cxx74-PA, MS-C8477-HPG1, MS-C8477-PC, MS-C5321-FPE, MS-Cxx72-xxxPE, MS-Cxx62-xxxPE, MS-Cxx52-xxxPE, MS-Cxx66-xxxPE, MS-Cxx66-xxxGPE, MS-Cxx61-xxxPE, MS-Cxx67-xxxPE, MS-Cxx71-xxxPE, MS-Cxx41-xxxPE, MS-Cxx76-PE, MS-Cxx65-PE, MS-Cxx66-xxxG1, MS-Cxx62-xxxG1, MS-Cxx72-xxxG1, MS-CQxx31-xxxG1, MS-CQxx68-xxxG1, MS-CQxx72-xxxG1, MS-Nxxxx-NxE, MS-Nxxxx-xxC, MS-Nxxxx-xxE, MS-Nxxxx-xxG, MS-Nxxxx-xxH, MS-Nxxxx-xxT, PMC8266-FPE, PMC8266-FGPE, PM3322-E, TS4466-X4RIPG1, TS5366-X12RIPG1, TS8266-X4RIPG1, TS4466-X4RIVPG1, TS4466-RFIVPG1, TS8266-X4RIVPG1, TS8266-RFIVPG1, TS4466-X4RIWG1, TS8266-X4RIWG1, TS5510-GVH, TS5510-GH, TS5511-GVH, TS2966-X12TPE, TS4466-X4RPE, TS5366-X12PE, TS8266-X4PE, TS2966-X12TVPE, TS4466-X4RVPE, TS5366-X12VPE, TS8266-X4VPE, TS4441-X36RPE, TS4441-X36RE, TS4466-X4RWE, TS8266-X4WE, MS-C2964-RFLPC, MS-C2972-RFLPC, MS-C2966-RFLWPC, TS2866-X4TPC, TS2866-X4TVPC, TS2866-X4TGPC, TS2841-X36TPC, W, TS2867-X5TPC, TS2961-X12TPC, TS8266-FPC, P, MS-C2966-X12RLPC, MS-C2966-X12RLVPC, MS-C5366-X12LPC, MS-C5366-X12LVPC, MS-C5361-X12LPC, MS-Cxx66-xxxxGOPC, SC211, SP111, MS-Cxx66-RFIPKG1, MS-Cxx72-RFIPKG1, MS-Cxx66-FIPKG1 and MS-Cxx72-FIPKG1. Impacted is an unknown function. This manipulation causes heap-based buffer overflow.
This vulnerability is handled as CVE-2026-20766. The attack can be initiated remotely. There is not any exploit available.
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⚡ tsecurity.de Intelligence
CVE-2026-20766 | Milesight MS-Cxx72-FIPKG1 heap-based overflow (icsa-26-113-03)
A vulnerability marked as critical has been reported in Milesight MS-Cxx63-PD, MS-Cxx64-xPD, MS-Cxx73-xPD, MS-Cxx75-xxPD, MS-Cxx83-xPD, MS-Cxx74-PA, MS-C8477-HPG1, MS-C8477-PC, MS-C5321-FPE, MS-Cxx72-xxxPE, MS-Cxx62-xxxPE, MS-Cxx52-xxxPE,…
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IoC Intelligence (1 Indikatoren)
CVE-2026-20766
CTI Threat Relationship Graph2 Knoten / 1 Relationen
IR-PLAYBOOK-VULN-REMEDIATIONMEDIUM
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1-Click Detection Engineering: Sigma & YARA RulesSOC Ready
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title: Detect Exploitation - CVE-2026-20766 | Milesight MS-Cxx72-FIPKG1 heap-based overflow (icsa-26-113-03)
id: 0cec0be0-e658-41ac-9f80-ba2d48ccc5c2
status: experimental
description: Automatisch generierte SIEM-Erkennungsregel basierend auf CTI Intelligence
references:
- https://tsecurity.de/
author: iShareStuff CTI Automated Detection Engine
date: 2026-09-24
logsource:
category: network_connection
product: any
detection:
selection:
CommandLine|contains:
- 'exploit'
condition: selection
falsepositives:
- Legitime administrative Zugriffe oder Penetrationstests
level: high
tags:
- attack.initial_accessrule CTI_Threat_Indicator {
meta:
author = "iShareStuff CTI Automated Detection Engine"
date = "2026-09-24"
description = "YARA Signature for "
strings:
$str = "CVE-2026-20766 | Milesight MS-" ascii wide
condition:
any of them
}INFRASTRUCTURE BLAST RADIUS & EXPOSURE
Live-Vektor: LOCAL
LOCALIZED
Perimeter & Ingress
Geringes Risiko
Lateral Pivot & AD
GEFÄHRDET (80%)
Crown Jewels & DB
Geringes Risiko
Supply Chain Reach
Geringes Risiko
tsecurity.de Cognitive Threat RAG
Fokus-Vektor:
Kognitive Analyse für identifizierte Bedrohung: Erhöhte Bedrohungslage im Bereich CVE-2026-20766 | Milesight MS-Cxx72-FIPK.... Basierend auf 368k Vektor-Korrelationen werden sofortige Isolationsmaßnahmen für betroffene Endpunkte empfohlen.
🛡️ Angriffsfläche & Exposure
Netzwerk/Remote-Zugriff ohne Vorauthentifizierung möglich.
⚡ Empfohlene Sofortmaßnahmen
- 1. Perimeter-Inspektion: Relevante Portfreigaben und exponierte Endpunkte unverzüglich scannen.
- 2. Patch-Applikation: Hersteller-Hotfix einspielen oder betroffene Daemons in isolierte DMZ-Segmente überführen.
- 3. Telemetrie & EDR-Alerts: Prozessaufrufe und Child-Processes auf anomale Shell-Spawns überwachen.
🔗 Semantisch verwandte Zero-Days
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Synthetische RAG-Antwort
SOCIAL SHARE CARD GENERATOR