Advisory Details

February 11th, 2022

Microsoft Windows User Profile Picture Link Following Denial-of-Service Vulnerability

ZDI-22-317
ZDI-CAN-15296

CVE ID CVE-2022-22002
CVSS SCORE 6.1, AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:H
AFFECTED VENDORS Microsoft
AFFECTED PRODUCTS Windows
VULNERABILITY DETAILS

This vulnerability allows local attackers to create a denial-of-service condition 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 UserTileBroker component. By creating a symbolic link, an attacker can abuse the component to create a file. An attacker can leverage this vulnerability to create a denial-of-service condition on the 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-2022-22002
DISCLOSURE TIMELINE
  • 2021-10-27 - Vulnerability reported to vendor
  • 2022-02-11 - Coordinated public release of advisory
CREDIT Abdelhamid Naceri
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