CVE-2020-0697

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'.

Score

CVSS 3.1 7.8 High

Status

Modified - secure@microsoft.com

Published

2020-02-11

Last modified

2024-08-04

Affected products

• Office 365 Proplus (Microsoft)

References

• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-0697