A vulnerability classified as critical has been found in D-Link DIR-3040 1.20B03. Affected is an unknown function of the component MiniDLNA Service. The manipulation leads to heap-based buffer overflow. This vulnerability is documented as CVE-2022-43648. The attack requires being on the local network. There is not any exploit available. Weiterlesen
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CVE-2022-43648 | D-Link DIR-3040 1.20B03 MiniDLNA Service heap-based overflow (ZDI-23-052 / EUVD-2022-46644)
A vulnerability classified as critical has been found in D-Link DIR-3040 1.20B03. Affected is an unknown function of the component MiniDLNA Service. The manipulation leads to heap-based buffer overflow. This vulnerability is documented as…
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IoC Intelligence (1 Indikatoren)
CVE-2022-43648
CTI Threat Relationship Graph2 Knoten / 1 Relationen
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title: Detect Exploitation - CVE-2022-43648 | D-Link DIR-3040 1.20B03 MiniDLNA Service heap-based overflow (ZDI-23-052 / EUVD-2022-46644)
id: a728951b-23ba-4bc8-913d-4338a6424ff0
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-2022-43648 | D-Link DIR-30" 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-2022-43648 | D-Link DIR-3040 1.20B03.... 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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