Microsoft Office
CVE-2018-8430 — Word PDF Remote Code Execution Vulnerability
Important
2018-09 archive
Executive Summary
A remote code execution vulnerability exists in Microsoft Word if a user opens a specially crafted PDF file. An attacker who successfully exploited the vulnerability could cause arbitrary code to execute in the context of the current user. To exploit the vulnerability, an attacker must entice the user to open a specially crafted PDF file. The update addresses the vulnerability by modifying how Microsoft Word parses PDF files.
Overview
Important
MS Severity
Not Exploited
MS Exploit Status
More Likely
MS Exploit Likelihood
EPSS Score
No EPSS score available for this CVE.
View on FIRST.orgAffected Products
7 affected products
| Product | KB Article | Severity | Impact | Restart Required |
|---|---|---|---|---|
| Microsoft Office 2016 Click-to-Run (C2R) for 32-bit editions | Click to Run (Security Update) |
Important | Remote Code Execution | No |
| Microsoft Office 2016 Click-to-Run (C2R) for 64-bit editions | Click to Run (Security Update) |
Important | Remote Code Execution | No |
| Microsoft Word 2013 RT Service Pack 1 | 4032246 (Security Update) |
Important | Remote Code Execution | Maybe |
| Microsoft Word 2013 Service Pack 1 (32-bit editions) | 4032246 (Security Update) |
Important | Remote Code Execution | Maybe |
| Microsoft Word 2013 Service Pack 1 (64-bit editions) | 4032246 (Security Update) |
Important | Remote Code Execution | Maybe |
| Microsoft Word 2016 (32-bit edition) | 4092447 (Security Update) |
Important | Remote Code Execution | Maybe |
| Microsoft Word 2016 (64-bit edition) | 4092447 (Security Update) |
Important | Remote Code Execution | Maybe |
Patches
3 patches
| Article | Type | Restart |
|---|---|---|
Click to Run |
Security Update | No |
4032246 |
Security Update | Maybe |
4092447 |
Security Update | Maybe |
Known Exploits
No known exploits have been linked for this CVE yet. When available, exploit references will be sourced from public repositories and may be unverified, incomplete, or non-functional. Always review code carefully before use in any environment.
Acknowledgments
Omri Herscovici of Check Point
References
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