Vulnerability Intelligence Report
CVE-2018-8256
A remote code execution vulnerability exists when PowerShell improperly handles specially crafted files, aka "Microsoft PowerShell Remote Code Execution Vulnerability." This affects Windows RT 8.1, PowerShell Core 6.0, Microsoft.PowerShell.Archive 1.2.2.0, Windows Server 2016, Windows Server 2012, Windows Server 2008 R2, Windows Server 2019, Windows 7, Windows Server 2012 R2, PowerShell Core 6.1, Windows 10 Servers, Windows 10, Windows 8.1.
No Active Exploit Signals
CVSS Base Score
8.8
HIGH
EPSS Probability:22.64%
Executive Threat Verdict
Evaluating...
Evaluating Threat Landscape...
Assessing known weaponization, exploitation telemetry, and federal advisories.
Attack Surface
—
Authentication
—
Weaponization
—
SSVC Action
—
Affected Products & Versions
| Vendor | Product | Affected Versions |
|---|---|---|
| Microsoft | Windows 7 | 32-bit Systems Service Pack 1 (affected), x64-based Systems Service Pack 1 (affected) |
| Microsoft | Microsoft.PowerShell.Archive | 1.2.2.0 (affected) |
| Microsoft | Windows 10 Servers | version 1709 (Server Core Installation) (affected), version 1803 (Server Core Installation) (affected) |
| Microsoft | Windows Server 2012 R2 | (Server Core installation) (affected) |
| Microsoft | Windows RT 8.1 | Windows RT 8.1 (affected) |
| Microsoft | Windows Server 2008 R2 | Itanium-Based Systems Service Pack 1 (affected), x64-based Systems Service Pack 1 (affected), x64-based Systems Service Pack 1 (Server Core installation) (affected) |
| Microsoft | Windows Server 2012 | (Server Core installation) (affected) |
| Microsoft | PowerShell Core | 6.0 (affected), 6.1 (affected) |
| Microsoft | Windows Server 2016 | (Server Core installation) (affected) |
| Microsoft | Windows 8.1 | 32-bit systems (affected), x64-based systems (affected) |
| Microsoft | Windows 10 | 32-bit Systems (affected), Version 1607 for 32-bit Systems (affected), Version 1607 for x64-based Systems (affected), Version 1703 for 32-bit Systems (affected), Version 1703 for x64-based Systems (affected), Version 1709 for 32-bit Systems (affected), Version 1709 for ARM64-based Systems (affected), Version 1709 for x64-based Systems (affected), Version 1803 for 32-bit Systems (affected), Version 1803 for ARM64-based Systems (affected), Version 1803 for x64-based Systems (affected), Version 1809 for 32-bit Systems (affected), Version 1809 for ARM64-based Systems (affected), Version 1809 for x64-based Systems (affected), x64-based Systems (affected) |
| Microsoft | Windows Server 2019 | (Server Core installation) (affected) |
References & Technical Advisories
No reference links found.
Threat Intelligence Signals
EPSS Score
22.640%
GitHub Advisory
Identity & Timeline
| Status | PUBLISHED |
| Assigning Authority | Microsoft Corporation · Vendor · USA |
| Reserved | 2018-03-14T00:00:00 |
| Published | 2018-11-14T01:00:00 |
| Patch Date | 2018-11-13 |
| Last Updated | 2024-08-05T06:46:13 |
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