CVE-2022-30136: Windows Network File System Remote Code Execution Vulnerability

Overview

Severity

Critical (CVSS 9.8)

CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C

Category

Remote Code Execution

Exploit Status

Not Exploited

Exploitation Likelihood

More Likely

Patch Tuesday

2022-Jun

Released

2022-06-14

EPSS Score

38.73% (percentile: 97.3%)

FAQ

How could an attacker exploit this vulnerability? This vulnerability could be exploited over the network by making an unauthenticated, specially crafted call to a Network File System (NFS) service to trigger a Remote Code Execution (RCE).

Known Exploits (2)

• Windows Network File System Remote Code Execution — added 2023-06-23T17:13:22Z
• Windows Network File System Remote Code Execution — added 2023-03-15T10:59:08Z

Detection & Weaponization (1 sources)

Maturity: Exploit

• GitHub PoC: 2 repositories

Affected Products (8)

Windows

• Windows Server 2019
• Windows Server 2019 (Server Core installation)
• Windows Server 2016
• Windows Server 2016 (Server Core installation)

ESU

• Windows Server 2012
• Windows Server 2012 (Server Core installation)
• Windows Server 2012 R2
• Windows Server 2012 R2 (Server Core installation)

Security Updates (6)

• 5014692
• 5014702
• 5014747
• 5014741
• 5014738
• 5014746

Acknowledgments

<a href="https://twitter.com/guhe120">Yuki Chen</a> with <a href="https://www.cyberkl.com/">Cyber KunLun</a>

Revision History

• 2022-06-14: Information published.