Advisory Details

July 8th, 2025

Microsoft PC Manager Uncontrolled Search Path Element Local Privilege Escalation Vulnerability

ZDI-25-579
ZDI-CAN-26249

CVE ID CVE-2025-47993
CVSS SCORE 7.8, AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
AFFECTED VENDORS Microsoft
AFFECTED PRODUCTS PC Manager
VULNERABILITY DETAILS

This vulnerability allows local attackers to escalate privileges on affected installations of Microsoft PC Manager. 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 MSPCManagerService service. The service loads a file from an unsecured location. An attacker can leverage this vulnerability to escalate privileges and execute arbitrary code in the context of SYSTEM.
ADDITIONAL DETAILS Microsoft has issued an update to correct this vulnerability. More details can be found at:
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-47993
DISCLOSURE TIMELINE
  • 2025-03-12 - Vulnerability reported to vendor
  • 2025-07-08 - Coordinated public release of advisory
  • 2025-07-08 - Advisory Updated
CREDIT Filip Dragovic (@filip_dragovic)
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