#VU54508 Code Injection in Windows and Windows Server - CVE-2021-1675
Published: July 2, 2021 / Updated: September 4, 2022
Vulnerability identifier: #VU54508
Vulnerability risk: High
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:A/U:Amber
CVE-ID: CVE-2021-1675
CWE-ID: CWE-94
Exploitation vector: Remote access
Exploit availability:
The vulnerability is being exploited in the wild
Vulnerable software:
Windows
Windows Server
Windows
Windows Server
Software vendor:
Microsoft
Microsoft
Description
The vulnerability allows a remote attacker to execute arbitrary code on the target system.
The vulnerability exists due to improper input validation within the Windows Print Spooler service. A remote attacker can trick the victim to open a specially crafted file and execute arbitrary code on the target system.
Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.
Note, this is a description of the original vulnerability fixed by Microsoft on June 9, 2021. A different vulnerability than #VU53886 (CVE-2021-34527) for which an exploit was made publicly available.
Remediation
Install updates from vendor's website.