VULNERABILITY INTELLIGENCE
CVE-2020-0697
CVSS score7.8 HIGH
EPSS probability0.90%
CISA KEVNot currently listed
Published2020-02-11
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Description
An elevation of privilege vulnerability exists in Microsoft Office OLicenseHeartbeat task, where an attacker who successfully exploited this vulnerability could run this task as SYSTEM.To exploit the vulnerability, an authenticated attacker would need to place a specially crafted file in a specific location, thereby allowing arbitrary file corruption.The security update addresses the vulnerability by correcting how the process validates the log file., aka 'Microsoft Office Tampering Vulnerability'.
Primary references
- secure@microsoft.com — Patch, Vendor Advisory
- af854a3a-2127-422b-91ae-364da2661108 — Patch, Vendor Advisory