Description
Windows Network File System Remote Code Execution Vulnerability
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| Microsoft | Windows Server 2019 | 10.0.17763.0 – < 10.0.17763.2928 | 10.0.17763.2928 |
| Microsoft | Windows Server 2019 (Server Core installation) | 10.0.17763.0 – < 10.0.17763.2928 | 10.0.17763.2928 |
| Microsoft | Windows Server 2022 | 10.0.20348.0 – < 10.0.20348.707 | 10.0.20348.707 |
| Microsoft | Windows Server version 20H2 | 10.0.0 – < 10.0.19042.1706 | 10.0.19042.1706 |
| Microsoft | Windows Server 2016 | 10.0.14393.0 – < 10.0.14393.5125 | 10.0.14393.5125 |
| Microsoft | Windows Server 2016 (Server Core installation) | 10.0.14393.0 – < 10.0.14393.5125 | 10.0.14393.5125 |
| Microsoft | Windows Server 2008 Service Pack 2 | 6.0.6003.0 – < 6.0.6003.21481 | 6.0.6003.21481 |
| Microsoft | Windows Server 2008 Service Pack 2 (Server Core installation) | 6.0.6003.0 – < 6.0.6003.21481 | 6.0.6003.21481 |
| Microsoft | Windows Server 2008 Service Pack 2 | 6.0.6003.0 – < 6.0.6003.21481 | 6.0.6003.21481 |
| Microsoft | Windows Server 2008 R2 Service Pack 1 | 6.1.7601.0 – < 6.1.7601.25954 | 6.1.7601.25954 |
| Microsoft | Windows Server 2008 R2 Service Pack 1 (Server Core installation) | 6.1.7601.0 – < 6.1.7601.25954 | 6.1.7601.25954 |
| Microsoft | Windows Server 2012 | 6.2.9200.0 – < 6.2.9200.23714 | 6.2.9200.23714 |
| Microsoft | Windows Server 2012 (Server Core installation) | 6.2.9200.0 – < 6.2.9200.23714 | 6.2.9200.23714 |
| Microsoft | Windows Server 2012 R2 | 6.3.9600.0 – < 6.3.9600.20371 | 6.3.9600.20371 |
| Microsoft | Windows Server 2012 R2 (Server Core installation) | 6.3.9600.0 – < 6.3.9600.20371 | 6.3.9600.20371 |
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.
Third-party code, not reviewed by us. Public PoCs are sometimes fake or contain malware. Read the code first and run it only in an isolated lab, against systems you are authorised to test.
GitHub 3 repositories
-
omair2084/CVE-2022-26937 ★ 85 · Jun 17, 2022
Windows Network File System Crash PoC
-
Malwareman007/CVE-2022-26937 ★ 14 · Oct 7, 2022
POC Of CVE-2022-26937
-
corelight/CVE-2022-26937 ★ 7 · May 11, 2022
A Zeek package to detect CVE-2022-26937, a vulnerability in the Network Lock Manager (NLM) protocol in Windows NFS server.
Sources: PoC-in-GitHub, Metasploit Framework, Exploit-DB — updated daily. Only links are listed; no exploit code is hosted here.
Advisories 1
- MSRC-CVE-2022-26937 Windows Network File System Remote Code Execution Vulnerability Microsoft Security Response Center · May 10, 2022
References
- Windows Network File System Remote Code Execution Vulnerability vendor-advisory