CVE-2022-34715

CRITICAL

Windows Server 2022 - Remote Code Execution in Network File System

Title source: llm
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for CVE-2022-34715. PoCs published by Starssgo.

AI-analyzed exploit summary The repository provides a technical analysis of CVE-2022-34715, focusing on a memory corruption vulnerability in nfssvr.sys (version 10.0.20348.825). It includes a crash dump analysis showing a pool overflow in Nfs4SrvAclBuildWindowsAclsFromNfsAcl, leading to a page fault and system crash.

Description

Windows Network File System Remote Code Execution Vulnerability

Exploits (1)

nomisec WRITEUP 5 stars
by Starssgo · poc
https://github.com/Starssgo/CVE-2022-34715-POC

The repository provides a technical analysis of CVE-2022-34715, focusing on a memory corruption vulnerability in nfssvr.sys (version 10.0.20348.825). It includes a crash dump analysis showing a pool overflow in Nfs4SrvAclBuildWindowsAclsFromNfsAcl, leading to a page fault and system crash.

Classification
Writeup 90%
Attack Type
Dos
Complexity
Moderate
Reliability
Theoretical
Target: Microsoft Windows NFS Server (nfssvr.sys) version 10.0.20348.825
No auth needed
Prerequisites: Access to a vulnerable NFS server · Ability to send crafted NFS requests
devstral-2 · analyzed Feb 18, 2026 Full analysis →

References (1)

Core 1
Core References

Scores

CVSS v3 9.8
EPSS 0.8010
EPSS Percentile 99.6%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

CISA SSVC

Vulnrichment
Exploitation poc
Automatable yes
Technical Impact total

Details

CWE
CWE-94
Status published
Products (1)
microsoft/windows_server_2022
Published Aug 09, 2022
Tracked Since Feb 18, 2026