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CVE-2021-34481highobserved exploitation

Windows Print Spooler Remote Code Execution Vulnerability

55Vexday Risk Score

Prioritize patching. It exploitation observed by VulnCheck.

ssvc Actcvss 8.8epss 45%
from disclosure to weapon
Published on NVDJul 16
VulnCheck+502d
exploitation probability
45%top 1% of all CVEs
observed exploitation
yesVulnCheck
<p>A remote code execution vulnerability exists when the Windows Print Spooler service improperly performs privileged file operations. An attacker who successfully exploited this vulnerability could run arbitrary code with SYSTEM privileges. An attacker could then install programs; view, change, or delete data; or create new accounts with full user rights.</p> <p><strong>UPDATE</strong> August 10, 2021: Microsoft has completed the investigation and has released security updates to address this vulnerability. Please see the Security Updates table for the applicable update for your system. We recommend that you install these updates immediately. This security update changes the Point and Print default behavior; please see <a href="https://support.microsoft.com/help/5005652">KB5005652</a>.</p>
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:F/RL:O/RC:C