Description
Microsoft Word Remote Code Execution Vulnerability
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| Microsoft | Microsoft 365 Apps for Enterprise | 16.0.1 – < https://aka.ms/OfficeSecurityReleases | https://aka.ms/OfficeSecurityReleases |
| Microsoft | Microsoft Office 2019 | 19.0.0 – < https://aka.ms/OfficeSecurityReleases | https://aka.ms/OfficeSecurityReleases |
| Microsoft | Microsoft Office 2019 for Mac | 16.0.0 – < 16.70.23021201 | 16.70.23021201 |
| Microsoft | Microsoft Office LTSC 2021 | 16.0.1 – < https://aka.ms/OfficeSecurityReleases | https://aka.ms/OfficeSecurityReleases |
| Microsoft | Microsoft Office LTSC for Mac 2021 | 16.0.1 – < 16.70.23021201 | 16.70.23021201 |
| Microsoft | Microsoft Office Online Server | 16.0.1 – < 16.0.10395.20001 | 16.0.10395.20001 |
| Microsoft | Microsoft Office Web Apps Server 2013 Service Pack 1 | 15.0.1 – < 15.0.5529.1000 | 15.0.5529.1000 |
| Microsoft | Microsoft SharePoint Enterprise Server 2013 Service Pack 1 | 15.0.0 – < 15.0.5529.1000 | 15.0.5529.1000 |
| Microsoft | Microsoft SharePoint Enterprise Server 2016 | 16.0.0 – < 16.0.5383.1000 | 16.0.5383.1000 |
| Microsoft | Microsoft SharePoint Foundation 2013 Service Pack 1 | 15.0.0 – < 15.0.5529.1000 | 15.0.5529.1000 |
| Microsoft | Microsoft SharePoint Server 2019 | 16.0.0 – < 16.0.10395.20001 | 16.0.10395.20001 |
| Microsoft | Microsoft SharePoint Server Subscription Edition | 16.0.0 – < 16.0.15601.20478 | 16.0.15601.20478 |
| Microsoft | Microsoft Word 2013 Service Pack 1 | 15.0.1 – < 15.0.5529.1000 | 15.0.5529.1000 |
| Microsoft | Microsoft Word 2016 | 16.0.1 – < 16.0.5383.1000 | 16.0.5383.1000 |
| Microsoft | SharePoint Server Subscription Edition Language Pack | 16.0.0 – < 16.0.15601.20478 | 16.0.15601.20478 |
Public exploits
Exploit or proof-of-concept code for this vulnerability is publicly available, which lowers the bar for attackers. Treat it as a reason to patch sooner.
GitHub 12 repositories · most starred shown
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gyaansastra/CVE-2023-21716 ★ 59 · Mar 8, 2023
A vulnerability within Microsoft Office's wwlib allows attackers to achieve remote code execution with the privileges of the victim that opens a malicious RTF document. The attacker could deliver thi…
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Xnuvers007/CVE-2023-21716 ★ 46 · Mar 7, 2023
RTF Crash POC Python 3.11 Windows 10
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JMousqueton/CVE-2023-21716 ★ 8 · Apr 16, 2023
POC : CVE-2023-21716 Microsoft Word RTF Font Table Heap Corruption
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hv0l/CVE-2023-21716_exploit ★ 6 · Mar 24, 2023
test of exploit for CVE-2023-21716
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RonF98/CVE-2023-21716-POC ★ 4 · Sep 16, 2024
Proof Of Concept for CVE-2023-21716 Microsoft Word Heap Corruption
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FeatherStark/CVE-2023-21716 ★ 4 · Mar 7, 2023
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MojithaR/CVE-2023-21716-EXPLOIT.py ★ 3 · Nov 4, 2023
This is an exploit file which is used to check CVE-2021-21716 vulnerability
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muumthf/CVE-2023-21716 ★ 0 · Mar 22, 2026
폰트 인덱스 처리에서 발생하는 signed overflow 취약점
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P4x1s/CVE-2023-21716-POC ★ 0 · Mar 10, 2023
Microsoft Word 远程代码执行漏洞
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mikesxrs/CVE-2023-21716_YARA_Results ★ 0 · Mar 8, 2023
Results of retrohunt for files matching YARA rules from https://github.com/AmgdGocha/Detection-Rules/blob/main/CVE-2023-21716.yar
Sources: PoC-in-GitHub, Metasploit Framework, Exploit-DB — updated daily. Only links are listed; no exploit code is hosted here.
Advisories 2
- WID-SEC-2023-0391 Microsoft Office Produkte: Mehrere Schwachstellen BSI CERT-Bund (WID) · Mar 6, 2023
- MSRC-CVE-2023-21716 Microsoft Word Remote Code Execution Vulnerability Microsoft Security Response Center · Feb 23, 2023
References
- Microsoft Word Remote Code Execution Vulnerability vendor-advisory patch