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mscveMicrosoftMS:CVE-2018-8327
HistoryJul 10, 2018 - 7:00 a.m.

PowerShell Editor Services Remote Code Execution Vulnerability

2018-07-1007:00:00
Microsoft
msrc.microsoft.com
8

CVSS2

10

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

COMPLETE

Integrity Impact

COMPLETE

Availability Impact

COMPLETE

AV:N/AC:L/Au:N/C:C/I:C/A:C

CVSS3

9.8

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS

0.206

Percentile

96.4%

A remote code execution vulnerability exists in PowerShell Editor Services. An attacker who successfully exploited this vulnerability could execute malicious code on a vulnerable system.

In an attack scenario, an attacker could execute malicious code in a PowerShell Editor Services process.

The update addresses the vulnerability by correcting how PowerShell Editor Services secures local connections.

CVSS2

10

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

COMPLETE

Integrity Impact

COMPLETE

Availability Impact

COMPLETE

AV:N/AC:L/Au:N/C:C/I:C/A:C

CVSS3

9.8

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS

0.206

Percentile

96.4%