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Noise-Java ChaChaPolyCipherState.encryptWithAd() Insufficient Boundary Checks
Noise-Java suffers from an issue located in the ChaChaPolyCipherState.encryptWithAd() method defined in ChaChaPolyCipherState.java, where multiple boundary checks are performed to prevent invalid length or offsets from being specified for…
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Noise-Java suffers from an issue located in the ChaChaPolyCipherState.encryptWithAd() method defined in ChaChaPolyCipherState.java, where multiple boundary checks are performed to prevent invalid length or offsets from being specified for the encrypt or copy operation. However, some checks were found to be either incomplete or missing.
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title: Detect Exploitation - Noise-Java ChaChaPolyCipherState.encryptWithAd() Insufficient Boundary Checks
id: 6751d2ac-b40f-48e9-9ee8-cbea2f250098
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 = "Noise-Java ChaChaPolyCipherSta" ascii wide
condition:
any of them
}tsecurity.de Cognitive Threat RAG
Fokus-Vektor:
Kognitive Analyse für identifizierte Bedrohung: Erhöhte Bedrohungslage im Bereich Noise-Java ChaChaPolyCipherState.encrypt.... Basierend auf 368k Vektor-Korrelationen werden sofortige Isolationsmaßnahmen für betroffene Endpunkte empfohlen.
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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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