A vulnerability categorized as critical has been discovered in Ubiquiti EdgeRouter X up to 2.0.9-hotfix.6. This vulnerability affects unknown code of the component Web Management Interface. Such manipulation of the argument ecn-up leads to command injection.
This vulnerability is listed as CVE-2023-2373. The attack may be performed from remote. In addition, an exploit is available.
The actual existence of this vulnerability is currently in question.
The vendor position is that post-authentication issues are not accepted as vulnerabilities.
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CVE-2023-2373 | Ubiquiti EdgeRouter X up to 2.0.9-hotfix.6 Web Management Interface ecn-up command injection
A vulnerability categorized as critical has been discovered in Ubiquiti EdgeRouter X up to 2.0.9-hotfix.6. This vulnerability affects unknown code of the component Web Management Interface. Such manipulation of the argument ecn-up leads to…
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IoC Intelligence (1 Indikatoren)
CVE-2023-2373
CTI Threat Relationship Graph3 Knoten / 2 Relationen
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title: Detect Exploitation - CVE-2023-2373 | Ubiquiti EdgeRouter X up to 2.0.9-hotfix.6 Web Management Interface ecn-up command injection
id: d2d7f4d6-ba0d-44cb-8aa2-8cb2cf096148
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_access
- attack.t1190rule CTI_Threat_Indicator {
meta:
author = "iShareStuff CTI Automated Detection Engine"
date = "2026-09-24"
description = "YARA Signature for "
strings:
$str = "CVE-2023-2373 | Ubiquiti EdgeR" 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-2023-2373 | Ubiquiti EdgeRouter X up.... 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.
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