CVE-2019-1449 — Microsoft Office vulnerability

4 documents4 sources
Severity
9.8CRITICALNVD
EPSS
5.7%
top 9.54%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
3
Microsoft OfficeMicrosoft Office 365 ProplusMicrosoft Office
Timeline
PublishedNov 12
Latest updateMay 24

Description

A security feature bypass vulnerability exists in the way that Office Click-to-Run (C2R) components handle a specially crafted file, which could lead to a standard user, any AppContainer sandbox, and Office LPAC Protected View to escalate privileges to SYSTEM.To exploit this bug, an attacker would have to run a specially crafted file, aka 'Microsoft Office ClickToRun Security Feature Bypass Vulnerability'.

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:HExploitability: 3.9 | Impact: 5.9

Affected Packages3 packages

▶CVEListV5microsoft/microsoft_office2019 for 32-bit editions, 2019 for 64-bit editions+1
▶CVEListV5microsoft/office_365_proplus32-bit Systems, 64-bit Systems+1

Patches

Patch: portal.msrc.microsoft.com ↗Patch: portal.msrc.microsoft.com ↗

🔴Vulnerability Details

2
GHSA
GHSA-hgr7-mfwx-6c5g: A security feature bypass vulnerability exists in the way that Office Click-to-Run (C2R) components handle a specially crafted file, which could lead↗2022-05-24
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CVEList
CVE-2019-1449: A security feature bypass vulnerability exists in the way that Office Click-to-Run (C2R) components handle a specially crafted file, which could lead↗2019-11-12
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📋Vendor Advisories

1
Microsoft
Microsoft Office ClickToRun Security Feature Bypass Vulnerability↗2019-11-12
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CVE-2019-1449 — Microsoft Office vulnerability | cvebase