A vulnerability was found in x-image up to 0.37.x on Go. It has been declared as problematic. This affects an unknown part of the component TIFF File Parser. Such manipulation leads to resource consumption.
This vulnerability is documented as CVE-2026-33809. The attack can be executed remotely. There is not any exploit available.
It is recommended to upgrade the affected component.
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CVE-2026-33809 | x-image up to 0.37.x on Go TIFF File Parser resource consumption (Nessus ID 303764)
A vulnerability was found in x-image up to 0.37.x on Go. It has been declared as problematic. This affects an unknown part of the component TIFF File Parser. Such manipulation leads to resource consumption. This vulnerability is…
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IoC Intelligence (1 Indikatoren)
CVE-2026-33809
IR-PLAYBOOK-RCEHIGH
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SOC Incident Playbook: Remote Code Execution (RCE) Defense
1-Click Detection Engineering: Sigma & YARA RulesSOC Ready
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title: Detect Exploitation - CVE-2026-33809 | x-image up to 0.37.x on Go TIFF File Parser resource consumption (Nessus ID 303764)
id: d32e3d5e-8211-427b-a5d6-5db8bb4b2373
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-2026-33809 | x-image up to" 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 CVE-2026-33809 | x-image up to 0.37.x on.... 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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