PT-2019-3907 · Microsoft · Office+1

Published 2019-11-12 · Updated 2020-08-24 · CVE-2019-1449

Positive Technologies (AI Summary)

CVSS v3.1

10

Critical

Base vector

AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Name of the Vulnerable Software and Affected Versions Microsoft Office and Office 365 (affected versions not specified)

Description The issue is related to insecure privilege management in the Click-to-Run (C2R) component of Microsoft Office and Office 365. It allows a remote attacker to escalate privileges using a specially crafted file. This could lead to a standard user gaining SYSTEM privileges, bypassing security features such as AppContainer sandbox and Office LPAC Protected View.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Improper Privilege Management

Weakness Enumeration

CWE-269

Related Identifiers

BDU:2019-04325

CVE-2019-1449

Affected Products

Office

Office 365

References · 4

• https://nvd.nist.gov/vuln/detail/CVE-2019-1449 · Security Note
• https://bdu.fstec.ru/vul/2019-04325 · Security Note
• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2019-1449 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2019-1449 · Vendor Advisory