CVE-2020-1583High

Microsoft Word Information Disclosure Vulnerability

Published
August 11, 2020
Last Modified
—

🔗 CVE IDs covered (1)

CVE-2020-1583 →

📋 Description

An information disclosure vulnerability exists when Microsoft Word improperly discloses the contents of its memory. An attacker who exploited the vulnerability could use the information to compromise the user’s computer or data. To exploit the vulnerability, an attacker could craft a special document file and then convince the user to open it. An attacker must know the memory address location where the object was created. The update addresses the vulnerability by changing the way certain Word functions handle objects in memory.

🎯 Affected products22

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

✅ Remediation

KB4484473 (Security Update) KB4484476 (Security Update) KB4484478 (Security Update) KB4484472 (Security Update) KB4484471 (Security Update) KBClick to Run (Security Update) — fixed build https://aka.ms/OfficeSecurityReleases KBRelease Notes (Security Update) KB4484470 (Security Update) KB4484474 (Security Update) KB4484492 (Security Update) KB4484495 (Security Update) KB4484481 (Security Update) KB4484490 (Security Update) KB4484494 (Security Update) KB4484484 (Security Update)

🔗 References (19)