A vulnerability described as problematic has been identified in Juniper Junos OS Evolved. The affected element is an unknown function. The manipulation results in use after free.
This vulnerability is reported as CVE-2023-22402. The attack can be launched remotely. No exploit exists.
Upgrading the affected component is recommended.
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CVE-2023-22402 | Juniper Junos OS Evolved use after free (JSA70198 / EUVD-2023-26565)
A vulnerability described as problematic has been identified in Juniper Junos OS Evolved. The affected element is an unknown function. The manipulation results in use after free. This vulnerability is reported as CVE-2023-22402. The…
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IoC Intelligence (1 Indikatoren)
CVE-2023-22402
CTI Threat Relationship Graph2 Knoten / 1 Relationen
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title: Detect Exploitation - CVE-2023-22402 | Juniper Junos OS Evolved use after free (JSA70198 / EUVD-2023-26565)
id: 96e60f61-f66f-40bc-af85-5451c06ca7e1
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-2023-22402 | Juniper Junos" 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-2023-22402 | Juniper Junos OS Evolve.... 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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