CVE-2021-27053HighCVSS 7.8

Microsoft Excel Remote Code Execution Vulnerability

Published
March 9, 2021
Last Modified
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🔗 CVE IDs covered (1)

📋 Description

Is the Preview Pane an attack vector for this vulnerability? No, the Preview Pane is not an attack vector.

Are the updates for the Microsoft Office 2019 for Mac currently available? The security update for Microsoft Office 2019 for Mac is not immediately available. The update will be released as soon as possible, and when it is available, customers will be notified via a revision to this CVE information.

🎯 Affected products13

  • Microsoft 365 Apps for Enterprise for 32-bit Systems
  • Microsoft 365 Apps for Enterprise for 64-bit Systems
  • Microsoft Excel 2010 Service Pack 2 (32-bit editions)
  • Microsoft Excel 2010 Service Pack 2 (64-bit editions)
  • Microsoft Excel 2013 RT Service Pack 1
  • Microsoft Excel 2013 Service Pack 1 (32-bit editions)
  • Microsoft Excel 2013 Service Pack 1 (64-bit editions)
  • Microsoft Excel 2016 (32-bit edition)
  • Microsoft Excel 2016 (64-bit edition)
  • Microsoft Office 2019 for 32-bit editions
  • Microsoft Office 2019 for 64-bit editions
  • Microsoft Office Online Server
  • Microsoft Office Web Apps Server 2013 Service Pack 1

✅ Remediation

KBClick to Run (Security Update) — fixed build https://aka.ms/OfficeSecurityReleases KB4493229 (Security Update) — fixed build 16.0.10372.20000 KB4493233 (Security Update) — fixed build 16.0.5134.1000 KB4504707 (Security Update) — fixed build 14.0.7266.5000 KB4493239 (Security Update) KB4493239 (Security Update) — fixed build 15.0.5327.1000 KB4493234 (Security Update) — fixed build 15.0.5327.1000

🔗 References (15)