CVE-2022-24491

CRITICAL

Windows Network File System < - RCE

Title source: llm
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for CVE-2022-24491. PoCs published by corelight.

AI-analyzed exploit summary This repository provides a Zeek detector for CVE-2022-24491, which monitors for RPC portmap set and dump actions indicative of exploitation attempts. It includes example logs and testing scripts but does not contain exploit code.

Description

Windows Network File System Remote Code Execution Vulnerability

Exploits (1)

nomisec WRITEUP 3 stars
by corelight · poc
https://github.com/corelight/CVE-2022-24491

This repository provides a Zeek detector for CVE-2022-24491, which monitors for RPC portmap set and dump actions indicative of exploitation attempts. It includes example logs and testing scripts but does not contain exploit code.

Classification
Writeup 90%
Attack Type
Other
Complexity
Trivial
Reliability
Reliable
Target: Zeek (network security monitor)
No auth needed
Prerequisites: Zeek installation · Network traffic with RPC portmap activity
devstral-2 · analyzed Feb 16, 2026 Full analysis →

References (1)

Core 1
Core References

Scores

CVSS v3 9.8
EPSS 0.3383
EPSS Percentile 98.2%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Details

Status published
Products (16)
microsoft/windows_10
microsoft/windows_10 20h2
microsoft/windows_10 21h1
microsoft/windows_10 21h2
microsoft/windows_10 1607
microsoft/windows_10 1809
microsoft/windows_10 1909
microsoft/windows_11 (2 CPE variants)
microsoft/windows_8.1
microsoft/windows_rt_8.1
... and 6 more
Published Apr 15, 2022
Tracked Since Feb 18, 2026