A vulnerability was found in Mozilla Thunderbird up to 145. It has been declared as critical. This issue affects some unknown processing. Executing a manipulation can lead to memory corruption.
This vulnerability is tracked as CVE-2025-14333. The attack can be launched remotely. No exploit exists.
It is recommended to upgrade the affected component.
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CVE-2025-14333 | Mozilla Thunderbird up to 145 memory corruption (Nessus ID 278145 / WID-SEC-2025-2812)
A vulnerability was found in Mozilla Thunderbird up to 145. It has been declared as critical. This issue affects some unknown processing. Executing a manipulation can lead to memory corruption. This vulnerability is tracked as…
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IoC Intelligence (1 Indikatoren)
CVE-2025-14333
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title: Detect Exploitation - CVE-2025-14333 | Mozilla Thunderbird up to 145 memory corruption (Nessus ID 278145 / WID-SEC-2025-2812)
id: b49fa368-e9ae-4372-8309-bb314accf38e
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-2025-14333 | Mozilla Thund" 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
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Supply Chain Reach
Geringes Risiko
tsecurity.de Cognitive Threat RAG
Fokus-Vektor:
Kognitive Analyse für identifizierte Bedrohung: Erhöhte Bedrohungslage im Bereich CVE-2025-14333 | Mozilla Thunderbird up .... Basierend auf 368k Vektor-Korrelationen werden sofortige Isolationsmaßnahmen für betroffene Endpunkte empfohlen.
🛡️ Angriffsfläche & Exposure
Netzwerk/Remote-Zugriff ohne Vorauthentifizierung möglich.
⚡ Empfohlene Sofortmaßnahmen
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- 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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