Microsoft Windows Print Spooler Elevation of Privilege Vulnerability (CVE-2022-30138)

CVE number – CVE-2022-30138

This vulnerability allows local attackers to escalate privileges on affected installations of Microsoft Windows. An attacker must first obtain the ability to execute low-privileged code on the target system in order to exploit this vulnerability.

The specific flaw exists within the Print Spooler service. By creating a symbolic link, an attacker can cause the service to load an arbitrary DLL. An attacker can leverage this vulnerability to escalate privileges and execute arbitrary code in the context of SYSTEM.

Microsoft has issued an update to correct this vulnerability. More details can be found at:
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2022-29104

Luke Simmonds

Blogger at www.systemtek.co.uk

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