CVE-2023-4699

CRITICAL

Mitsubishielectric Fx3u-32mt/es Firmware - Missing Authentication

Title source: rule
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for CVE-2023-4699. PoCs published by Scottzxor.

AI-analyzed exploit summary The repository contains only a README with a brief description of CVE-2023-4699 but no actual exploit code or technical details. It claims to approximate the vulnerability but lacks implementation.

Description

Missing Authentication for Critical Function vulnerability in Mitsubishi Electric Corporation MELSEC-F Series CPU modules, MELSEC iQ-F Series, MELSEC iQ-R series CPU modules, MELSEC iQ-R series, MELSEC iQ-L series, MELSEC Q series, MELSEC-L series, Mitsubishi Electric CNC M800V/M80V series, Mitsubishi Electric CNC M800/M80/E80 series and Mitsubishi Electric CNC M700V/M70V/E70 series allows a remote unauthenticated attacker to execute arbitrary commands by sending specific packets to the affected products. This could lead to disclose or tamper with information by reading or writing control programs, or cause a denial-of-service (DoS) condition on the products by resetting the memory contents of the products to factory settings or resetting the products remotely.

Exploits (1)

nomisec STUB 1 stars
by Scottzxor · poc
https://github.com/Scottzxor/Citrix-Bleed-Buffer-Overread-Demo

The repository contains only a README with a brief description of CVE-2023-4699 but no actual exploit code or technical details. It claims to approximate the vulnerability but lacks implementation.

Classification
Stub 90%
Attack Type
Info Leak
Complexity
Theoretical
Reliability
Theoretical
Target: Citrix NetScaler ADC and Gateway
No auth needed
Prerequisites: None specified
devstral-2 · analyzed Feb 18, 2026 Full analysis →

References (3)

Core 3
Core References
Third Party Advisory government-resource
https://jvn.jp/vu/JVNVU94620134/
Third Party Advisory, US Government Resource government-resource
https://www.cisa.gov/news-events/ics-advisories/icsa-23-306-03

Scores

CVSS v3 10.0
EPSS 0.0075
EPSS Percentile 49.9%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact total

Details

CWE
CWE-345 CWE-306
Status published
Products (50)
mitsubishielectric/fx3g-14mr\/ds_firmware
mitsubishielectric/fx3g-14mr\/es-a_firmware
mitsubishielectric/fx3g-14mr\/es_firmware
mitsubishielectric/fx3g-14mt\/ds_firmware
mitsubishielectric/fx3g-14mt\/dss_firmware
mitsubishielectric/fx3g-14mt\/es-a_firmware
mitsubishielectric/fx3g-14mt\/es_firmware
mitsubishielectric/fx3g-14mt\/ess_firmware
mitsubishielectric/fx3g-24mr\/ds_firmware
mitsubishielectric/fx3g-24mr\/es-a_firmware
... and 40 more
Published Nov 06, 2023
Tracked Since Feb 18, 2026