Improper input validation in PowerShell Editor Services - CVE-2018-8327

 

Improper input validation in PowerShell Editor Services - CVE-2018-8327

Published: July 10, 2018 / Updated: July 10, 2018


Vulnerability identifier: #VU13776
CSH Severity: High
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber
CVE-ID: CVE-2018-8327
CWE-ID: CWE-119
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vendor: Microsoft
Affected software:
PowerShell Editor Services

Detailed vulnerability description

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to an error when PowerShell Editor Services secures local connections. A remote unauthenticated attacker can execute malicious code in a PowerShell Editor Services process.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.


How to mitigate CVE-2018-8327

Install updates from vendor's website.

Sources