CVE Tools
Sign in

CVE-2023-1424

Denial-of-Service and Remote Code Execution Vulnerability in MELSEC Series CPU module

Published: May 24, 2023Updated: Nov 21, 2024 Sources: CVE List NVD BDU csafCWE-120
NVD MITRE
10.0CVSSCRITICAL
EPSS Score
3.4%
Top 12.6%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Patch Available

Description

Successful exploitation of this vulnerability could allow a remote attacker to cause a denial-of-service condition or execute malicious programs on a target product by sending specially crafted packets.

CVSS Vector Breakdown

AV:NAC:LPR:NUI:NS:CC:HI:HA:H
Exploitability
AV:NAttack Vector
Network
AC:LAttack Complexity
Low
PR:NPrivileges Required
None
UI:NUser Interaction
None
Scope
S:CScope
Changed
Impact
C:HConfidentiality
High
I:HIntegrity
High
A:HAvailability
High
Open in CVSS calculator →

Weaknesses

CWE-120

Affected Products

melsec iq-fx5u-32mr\/ds firmwaremitsubishielectricICS / OT / IoT
melsec iq-fx5u-32mr\/dss firmwaremitsubishielectricICS / OT / IoT
melsec iq-fx5u-32mr\/es firmwaremitsubishielectricICS / OT / IoT
melsec iq-fx5u-32mr\/ess firmwaremitsubishielectricICS / OT / IoT
melsec iq-fx5u-32mt\/ds firmwaremitsubishielectricICS / OT / IoT
mitsubishielectriccommercialJPICS / OT / IoTaka mitsubishi electric
and 84 more affected products View all →

Attack Graph

Products CVE Techniques Tactics

Click technique nodes to view MITRE ATT&CK details. Scroll to zoom, drag to pan.

Exploitability

Official Patch Available

MITRE ATT&CK

2 techniques
Initial Access
Privilege Escalation
View detailed technique mapping

References

https://raw.githubusercontent.com/cisagov/CSAF/develop/csaf_files/OT/white/2023/icsa-23-143-03.json
raw.githubusercontent.com
https://www.cisa.gov/news-events/ics-advisories/icsa-23-143-03
cisa.gov
https://us-cert.cisa.gov/ics/Recommended-Practices
us-cert.cisa.gov
and 14 more references View all →

Timeline

Published
May 24, 2023
Last Updated
Nov 21, 2024

Unlock Complete Vulnerability Intelligence

Get the full picture for CVE-2023-1424 and every CVE in our database. Create a free account — no credit card required.

Create Free Account
Plain-language analysis
Impact assessment and exploitation scenario in plain English
Attack graph visualization
Interactive attack path and kill chain mapping
Exploit details & PoC links
ExploitDB, Metasploit, GitHub PoCs with direct links
Nuclei scanner templates
Ready-to-use vulnerability scanner templates
Full remediation guide
Patch instructions, workarounds, and compliance impact
Interactive AI chat
Ask questions about this vulnerability in natural language
Related vulnerabilities
Semantically similar CVEs and attack patterns
REST API & MCP access
Integrate vulnerability data into your workflows