CVE-2021-27059highunder attack

CVE-2021-27059: high-severity vulnerability in Microsoft Office 2010 Service Pack 2

Microsoft Office Remote Code Execution Vulnerability

Published · Updated

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51Vexday Risk Score

Prioritize patching. It under exploitation confirmed by CISA.

ssvc Actcvss 7.6epss 6.1%
from disclosure to weapon
Published on NVDMar 11
CISA KEV+237d
Action required by CISAfederal deadline: 2021-11-17

Apply updates per vendor instructions.

In short

A flaw in Microsoft Office allows attackers to run malicious code on your computer by tricking you into opening a specially crafted Office document. This is dangerous because it gives attackers complete control of your system.

Technical detail

Remote code execution vulnerability in Microsoft Office triggered via a malicious document file. The attack vector requires user interaction (opening/previewing a crafted file), but upon exploitation, arbitrary code executes with the privileges of the Office application process. This enables full system compromise depending on user privilege level.

Summary generated and translated by AI from the official description.

The full analysis of this CVE is available in Portuguese →

Microsoft Office Remote Code Execution Vulnerability
CVSS:3.1/AV:N/AC:H/PR:H/UI:R/S:C/C:H/I:H/A:H/E:U/RL:O/RC:C