SB2021121491 - Spoofing attack in Microsoft PowerShell 



SB2021121491 - Spoofing attack in Microsoft PowerShell

Published: December 14, 2021

Security Bulletin ID SB2021121491
Severity
Low
Patch available
YES
Number of vulnerabilities 1
Exploitation vector Local access
Highest impact Data manipulation

Breakdown by Severity

Low 100%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 1 security vulnerability.


1) Spoofing attack (CVE-ID: CVE-2021-43896)

The vulnerability allows a local attacker to perform spoofing attack.

The vulnerability exists due to incorrect processing of user-supplied data in Microsoft PowerShell. A local attacker can spoof page content.


Remediation

Install update from vendor's website.