Technology company F5 fixed a critical remote code execution vulnerability in its BIG-IP Access Policy Manager (APM) platform on Tuesday. The flaw impacts deployments configured as OAuth authorization servers and was already under active exploitation in the wild before the patch became available. BIG-IP APM is a software component in F5’s BIG-IP... Weiterlesen
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F5 fixes actively exploited zero-day flaw in BIG-IP APM
Technology company F5 fixed a critical remote code execution vulnerability in its BIG-IP Access Policy Manager (APM) platform on Tuesday. The flaw impacts deployments configured as OAuth authorization servers and was already under active…
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CTI Threat Relationship Graph3 Knoten / 2 Relationen
IR-PLAYBOOK-RCEHIGH
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title: Detect Exploitation - F5 fixes actively exploited zero-day flaw in BIG-IP APM
id: d5b76afd-8000-4105-9adf-a7e2a99ef41d
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 = "F5 fixes actively exploited ze" ascii wide
condition:
any of them
}INFRASTRUCTURE BLAST RADIUS & EXPOSURE
Live-Vektor: NETWORK
LOCALIZED
Perimeter & Ingress
GEFÄHRDET (75%)
Lateral Pivot & AD
Geringes Risiko
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 F5 fixes actively exploited zero-day fla.... 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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