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Public proof of conceptFix available

CVE-2022-3218

A public proof of concept exists; no exploitation attested.

  • Published2022-09-19
  • WeaknessCWE-287 · CWE-603

Am I affected?

With a domain, we read the version its public headers and pages expose. A distribution build can carry the fix under an older number.

Description

Due to a reliance on client-side authentication, the WiFi Mouse (Mouse Server) from Necta LLC's authentication mechanism is trivially bypassed, which can result in remote code execution.

Timeline

dates in UTC
  1. 2022-09-1917:15CVE publishedNVD

Observed activity

isMalicious corpus · updated 2026-11-03 21:37 UTC
Indicators tagged with this CVE, per day0 indicators over 7 days
Block these indicators
  • Firewall list (EDL, text): https://api.ismalicious.com/edl/cve/CVE-2022-3218?format=txt
  • CSV export: https://api.ismalicious.com/edl/cve/CVE-2022-3218?format=csv
  • TAXII collection of exploited CVEs
  • The EDL and CSV take an API key on the Pro plan.

Versions per branch

NVD
Necta wifi mouse server
BranchAffectedFixed in
1.7= 1.7.8.5no fix published

as publishedRanges as NVD and OSV publish them; a distribution’s build can be fixed under an older number.

Fix

Advisories and patches

Detection

read 2026-11-02 22:42 UTC
Nuclei template
none so far
ProjectDiscovery
Exploit-DB
no entry
Exploit-DB
Proof-of-concept repositories
2 repositories, unverifiedMoisesTapia/cve-2022-3218mermehr/MouseServer-1.7.8.5-RCE
PoC-in-GitHub
Metasploit modules
1 moduleexploit/windows/misc/wifi_mouse_rcerank: normalModule metadata: Metasploit Framework, © Rapid7, Inc., BSD-3-Clause.
Metasploit Framework

Sources

Identifiers

Technical details

CVSS v3 Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Published
2022-09-19
Last Modified
2026-06-17
NVD status
Modified
GitHub Advisory
GHSA-9ccj-j63p-ch9p

Frequently asked questions

What is CVE-2022-3218?

Due to a reliance on client-side authentication, the WiFi Mouse (Mouse Server) from Necta LLC's authentication mechanism is trivially bypassed, which can result in remote code execution.

Is CVE-2022-3218 actively exploited?

Active exploitation of CVE-2022-3218 has not been confirmed. Its EPSS score was 74.2% on 2026-11-03, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2022-3218?

CVE-2022-3218 has a CVSS v3 base score of 9.8 (CRITICAL severity), with vector string CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

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Same product first, then the same vendor advisory and the same publication week.

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Sources for this record