Predictive Vulnerability Intelligence.

Product

  • Product
  • Pricing
  • Documentation

Company

  • About
  • Partnerships
  • Blog
  • Support

Legal

  • Terms
  • Privacy
  • Data Licensing

© 2026 FAUCET Technologies LLC. All rights reserved.

CVE-2023-6942

24
FAUCET Score

CVE-2023-6942 is a critical Missing Authentication vulnerability affecting multiple Mitsubishi Electric industrial software products, including EZSocket, GT Designer3, GX Works2/3, MELSOFT Navigator, MT Works2, and MX Component/OPC Server. This flaw allows a remote, unauthenticated attacker to bypass authentication by sending specially crafted packets, enabling unauthorized connections to the affected products. With a CVSS score of 7.5 (High), the vulnerability is easily exploitable over the network with low attack complexity, potentially leading to high integrity impact without requiring user interaction. While there is no evidence of active exploitation or publicly available exploit code (Metasploit, Nuclei, ExploitDB), the vulnerability has garnered some community discussion and media coverage, indicating awareness within the cybersecurity community.

Impacted Technologies

VendorProductVersion(s)CPE
>= 3.0CPE matchmatch criteria
cpe:2.3:a:mitsubishielectric:ezsocket:*:*:*:*:*:*:*:*
All Versions ImpactedCPE matchmatch criteria
cpe:2.3:a:mitsubishielectric:fr_configurator2:*:*:*:*:*:*:*:*
All Versions ImpactedCPE matchmatch criteria
cpe:2.3:a:mitsubishielectric:got1000:*:*:*:*:*:*:*:*
All Versions ImpactedCPE matchmatch criteria
cpe:2.3:a:mitsubishielectric:got2000:*:*:*:*:*:*:*:*
>= 1.11mCPE matchmatch criteria
cpe:2.3:a:mitsubishielectric:gx_works2:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

7.5HIGH

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

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
HIGH
Availability Impact
NONE
Exploitability Score
3.9
Impact Score
3.6
CvssVersion
3.1

Exploit Intelligence

EPSS Score
0.95%
Probability of exploitation in next 30 days
EPSS Percentile
57.6%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0095 is in the 32nd percentile among its peer group of 51,506 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.4 GitHub mentions.

Media Mentions

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

jvn.jp / vu/JVNVU95103362
Third Party Advisory
cisa.gov / news-events/ics-advisories/icsa-24-030-02
Third Party AdvisoryUS Government Resource
mitsubishielectric.com / en/psirt/vulnerability/pdf/2023-020_en.pdf
Vendor Advisory