Attacker Value
Unknown
(0 users assessed)
Exploitability
Unknown
(0 users assessed)
User Interaction
Required
Privileges Required
None
Attack Vector
Local
0

CVE-2020-16955

Disclosure Date: October 16, 2020
Add MITRE ATT&CK tactics and techniques that apply to this CVE.

Description

An elevation of privilege vulnerability exists in the way that Microsoft Office Click-to-Run (C2R) AppVLP handles certain files, aka ‘Microsoft Office Click-to-Run Elevation of Privilege Vulnerability’. This CVE ID is unique from CVE-2020-16928, CVE-2020-16934.

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CVSS V3 Severity and Metrics
Base Score:
7.8 High
Impact Score:
5.9
Exploitability Score:
1.8
Vector:
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Attack Vector (AV):
Local
Attack Complexity (AC):
Low
Privileges Required (PR):
None
User Interaction (UI):
Required
Scope (S):
Unchanged
Confidentiality (C):
High
Integrity (I):
High
Availability (A):
High

General Information

Vendors

  • Microsoft

Products

  • Microsoft Office 2013 Click-to-Run (C2R) for 32-bit editions,
  • Microsoft Office 2013 Click-to-Run (C2R) for 64-bit editions,
  • Microsoft Office 2019 for 32-bit editions,
  • Microsoft Office 2019 for 64-bit editions,
  • Microsoft 365 Apps for Enterprise for 32-bit Systems,
  • Microsoft 365 Apps for Enterprise for 64-bit Systems

Additional Info

Technical Analysis