A vulnerability was found in Microsoft Windows Vista SP2 up to Server 2012 R2. It has been rated as critical. This issue affects some unknown processing in the library win32k.sys of the component Kernel-Mode Driver. The manipulation leads to improper access controls.
The identification of this vulnerability is CVE-2015-2527. Attacking locally is a requirement. Furthermore, there is an exploit available.
It is recommended to apply a patch to fix this issue.
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CVE-2015-2527 | Microsoft Windows Vista SP2 up to Server 2012 R2 Kernel-Mode Driver win32k.sys access control (MS15-097 / MS15-097)
A vulnerability was found in Microsoft Windows Vista SP2 up to Server 2012 R2. It has been rated as critical. This issue affects some unknown processing in the library win32k.sys of the component Kernel-Mode Driver. The manipulation leads…
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CVE-2015-2527
CTI Threat Relationship Graph2 Knoten / 1 Relationen
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title: Detect Exploitation - CVE-2015-2527 | Microsoft Windows Vista SP2 up to Server 2012 R2 Kernel-Mode Driver win32k.sys access control (MS15-097 / MS15-097)
id: c0cb5b00-f682-4fc7-9dd5-3b2352a775dc
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-2015-2527 | Microsoft Wind" ascii wide
condition:
any of them
}INFRASTRUCTURE BLAST RADIUS & EXPOSURE
Live-Vektor: LOCAL
LOCALIZED
Perimeter & Ingress
Geringes Risiko
Lateral Pivot & AD
Geringes Risiko
Crown Jewels & DB
Geringes Risiko
Supply Chain Reach
GEFÄHRDET (90%)
tsecurity.de Cognitive Threat RAG
Fokus-Vektor:
Kognitive Analyse für identifizierte Bedrohung: Erhöhte Bedrohungslage im Bereich CVE-2015-2527 | Microsoft Windows Vista .... 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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